/* ==========================================================================
   Advisory Brand System — Site CSS
   v1.1 / 2026-05-04 (readability & visual rhythm improvements)
   ========================================================================== */

/* ----- CSS Variables: Brand Palette ----- */

:root {
  /* Brand colors */
  --color-navy: #1E3A5F;
  --color-navy-deep: #15293F;
  --color-gold: #C49A3C;
  --color-gold-warm: #B58A2E;
  --color-offwhite: #FAFAF7;
  --color-white: #FFFFFF;

  /* Functional aliases */
  --color-bg-page: var(--color-offwhite);
  --color-bg-card: var(--color-white);
  --color-bg-section: #F4F2EC;
  --color-text-primary: #162F4D;
  --color-text-body: #2A3F5C;
  --color-text-muted: rgba(30, 58, 95, 0.65);
  --color-accent: var(--color-gold);
  --color-border: rgba(30, 58, 95, 0.12);
  --color-border-strong: rgba(30, 58, 95, 0.22);

  /* Typography */
  --font-serif: Georgia, 'Liberation Serif', serif;
  --font-mincho: 'Hiragino Mincho ProN', 'Yu Mincho', 'Noto Serif CJK JP', serif;
  --font-mono: 'SFMono-Regular', Consolas, 'Liberation Mono', monospace;

  /* Layout */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 40px;
  --space-2xl: 64px;
  --space-3xl: 96px;
  
  /* Header height */
  --header-height: 80px;
}

/* ----- Reset & Base ----- */

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-bg-page);
  color: var(--color-text-body);
  font-family: var(--font-mincho);
  font-size: 17px;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* ----- Typography ----- */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 400;
  color: var(--color-text-primary);
  margin: 0 0 var(--space-md);
  line-height: 1.35;
  letter-spacing: 0.01em;
}

h1 { font-size: 36px; }
h2 { font-size: 28px; }
h3 { font-size: 22px; }
h4 { font-size: 18px; }

p {
  margin: 0 0 var(--space-md);
}

em, i {
  font-style: italic;
}

a {
  color: var(--color-text-primary);
  text-decoration: underline;
  text-decoration-color: var(--color-gold);
  text-underline-offset: 4px;
  text-decoration-thickness: 1.5px;
  transition: color 0.15s, text-decoration-color 0.15s;
}

a:hover {
  color: var(--color-gold-warm);
  text-decoration-color: var(--color-gold-warm);
  text-decoration-thickness: 2px;
}

/* English wordmarks / serif emphasis */
.serif {
  font-family: var(--font-serif);
}

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

/* ----- Layout: Container & Card ----- */

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg) var(--space-xl);
  box-shadow: 0 1px 3px rgba(30, 58, 95, 0.04);
}

/* ----- Header / Logo Area ----- */

.site-header {
  background: var(--color-white);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(30, 58, 95, 0.04);
}

.site-header::after {
  content: '';
  display: block;
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--color-gold) 50%, transparent 100%);
  opacity: 0.5;
}

.site-header .logo img,
.site-header .logo svg {
  height: 56px;
  display: block;
}

/* ----- Inverted (Navy bg) Sections ----- */

.section-inverted {
  background: var(--color-navy);
  color: var(--color-white);
  padding: var(--space-3xl) 0;
}

.section-inverted h1,
.section-inverted h2,
.section-inverted h3 {
  color: var(--color-white);
}

.section-inverted a {
  color: var(--color-gold);
  text-decoration-color: var(--color-gold);
}

.section-inverted a:hover {
  color: #E0B560;
  text-decoration-color: #E0B560;
}

/* ----- Buttons ----- */

.btn {
  display: inline-block;
  padding: 12px 28px;
  font-family: var(--font-serif);
  font-size: 15px;
  letter-spacing: 0.5px;
  border: 1px solid var(--color-navy);
  background: transparent;
  color: var(--color-navy);
  text-decoration: none;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.15s;
}

.btn:hover {
  background: var(--color-navy);
  color: var(--color-white);
  text-decoration: none;
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--color-navy);
  color: var(--color-white);
}

.btn-primary:hover {
  background: var(--color-navy-deep);
  border-color: var(--color-navy-deep);
  color: var(--color-white);
}

/* ----- Accent: Gold Underline / Divider ----- */

.divider-gold {
  height: 1.5px;
  background: var(--color-gold);
  border: 0;
  margin: var(--space-lg) 0;
  width: 48px;
}

.divider-navy {
  height: 1px;
  background: var(--color-border);
  border: 0;
  margin: var(--space-lg) 0;
}

/* ----- Slogan Italic ----- */

.slogan {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 20px;
  color: var(--color-navy);
  letter-spacing: 0.5px;
}

/* ==========================================================================
   Site-specific extensions (Hugo implementation)
   ========================================================================== */

/* ----- Header / Navigation ----- */

.site-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  min-height: 56px;
}

.site-header-logo a {
  display: inline-block;
  text-decoration: none;
  border: none;
  transition: opacity 0.15s;
}

.site-header-logo a:hover {
  opacity: 0.8;
}

.logo-horizontal {
  height: 56px;
  width: auto;
  display: block;
}

.site-header-nav {
  flex: 1;
  display: flex;
  justify-content: flex-end;
}

.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: var(--space-xl);
  align-items: center;
}

.nav-item {
  position: relative;
}

.nav-link {
  font-family: var(--font-serif);
  font-size: 15px;
  letter-spacing: 0.6px;
  color: var(--color-text-primary);
  text-decoration: none;
  padding: 10px 4px;
  display: inline-block;
  position: relative;
  transition: color 0.2s;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  width: 0;
  height: 1.5px;
  background: var(--color-gold);
  transition: width 0.2s, left 0.2s;
}

.nav-link:hover {
  color: var(--color-gold-warm);
}

.nav-link:hover::after {
  width: calc(100% - 8px);
  left: 4px;
}

/* Industries dropdown */
.nav-item-has-dropdown::after {
  content: '▾';
  font-size: 10px;
  margin-left: 4px;
  color: var(--color-text-muted);
}

.nav-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  min-width: 280px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-sm) 0;
  list-style: none;
  margin: 0;
  box-shadow: 0 8px 24px rgba(30, 58, 95, 0.12);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity 0.18s, visibility 0.18s, transform 0.18s;
  z-index: 100;
}

.nav-item-has-dropdown:hover .nav-dropdown,
.nav-item-has-dropdown:focus-within .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown-item {
  margin: 0;
}

.nav-dropdown-link {
  display: block;
  padding: 10px var(--space-md);
  font-family: var(--font-mincho);
  font-size: 14px;
  color: var(--color-text-body);
  text-decoration: none;
  transition: background 0.12s, color 0.12s;
  border: none;
}

.nav-dropdown-link:hover {
  background: var(--color-bg-page);
  color: var(--color-gold-warm);
}

/* Mobile menu toggle (hidden on desktop) */
.site-header-menu-toggle {
  display: none;
  background: transparent;
  border: 0;
  width: 36px;
  height: 36px;
  padding: 0;
  cursor: pointer;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}

.site-header-menu-toggle span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--color-navy);
}

/* ----- Breadcrumb ----- */

.breadcrumb {
  padding: var(--space-md) 0;
  background: var(--color-bg-section);
  border-bottom: 1px solid var(--color-border);
}

.breadcrumb-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  font-family: var(--font-mincho);
  font-size: 13px;
  color: var(--color-text-muted);
}

.breadcrumb-item {
  display: flex;
  align-items: center;
}

.breadcrumb-item:not(:last-child)::after {
  content: '›';
  margin-left: var(--space-sm);
  color: var(--color-gold);
  font-size: 14px;
}

.breadcrumb-item a {
  color: var(--color-text-body);
  text-decoration: none;
  border: none;
}

.breadcrumb-item a:hover {
  color: var(--color-gold-warm);
}

.breadcrumb-item-current {
  color: var(--color-text-muted);
}

/* ----- Page Header ----- */

.page-header {
  padding: var(--space-2xl) 0 var(--space-xl);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-2xl);
}

.page-category {
  font-family: var(--font-serif);
  font-size: 12px;
  letter-spacing: 4px;
  color: var(--color-gold);
  margin: 0 0 var(--space-sm);
  text-transform: uppercase;
}

.page-title {
  font-family: var(--font-serif);
  font-size: 40px;
  font-weight: 400;
  margin: 0 0 var(--space-md);
  color: var(--color-text-primary);
  line-height: 1.25;
}

.page-subtitle {
  font-family: var(--font-mincho);
  font-size: 17px;
  color: var(--color-text-muted);
  margin: 0;
  line-height: 1.7;
}

/* ----- Home Hero ----- */

.home-hero {
  padding: var(--space-3xl) 0 var(--space-2xl);
  text-align: center;
  background: 
    radial-gradient(ellipse at top, rgba(196, 154, 60, 0.04), transparent 70%),
    var(--color-bg-page);
  position: relative;
}

.home-hero::after {
  content: '';
  display: block;
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 1.5px;
  background: var(--color-gold);
}

.home-hero-logo {
  margin-bottom: var(--space-2xl);
}

.logo-vertical {
  width: 380px;
  max-width: 100%;
  height: auto;
}

.home-hero-tagline {
  font-family: var(--font-mincho);
  font-size: 24px;
  color: var(--color-text-primary);
  margin: 0 0 var(--space-md);
  line-height: 1.6;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.home-hero-stats {
  font-family: var(--font-serif);
  font-size: 19px;
  color: var(--color-text-primary);
  margin: 0 0 var(--space-xl);
  line-height: 1.8;
  letter-spacing: 0.5px;
}

.home-hero-stats small {
  font-size: 13px;
  color: var(--color-text-muted);
  display: block;
  margin-top: var(--space-xs);
  font-family: var(--font-mincho);
}

.home-hero-description {
  font-family: var(--font-mincho);
  font-size: 16px;
  max-width: 720px;
  margin: 0 auto var(--space-lg);
  text-align: left;
  line-height: 1.95;
  color: var(--color-text-body);
}

.home-hero-note {
  font-family: var(--font-mincho);
  font-size: 15px;
  color: var(--color-text-body);
  margin: 0 auto;
  max-width: 720px;
  line-height: 1.9;
  padding: var(--space-md) var(--space-lg);
  background: var(--color-white);
  border-left: 3px solid var(--color-gold);
  text-align: left;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.home-content {
  padding: var(--space-3xl) 0 var(--space-2xl);
}

/* ----- Page Body ----- */

.page-body {
  padding-bottom: var(--space-2xl);
  font-size: 17px;
  line-height: 1.95;
  color: var(--color-text-body);
}

.page-body h2 {
  font-size: 28px;
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-lg);
  padding-top: var(--space-lg);
  position: relative;
  color: var(--color-text-primary);
}

.page-body h2::before {
  content: '';
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  width: 40px;
  height: 1.5px;
  background: var(--color-gold);
}

.page-body h2:first-child {
  margin-top: 0;
  padding-top: var(--space-md);
}

.page-body h3 {
  font-size: 20px;
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
  color: var(--color-text-primary);
  padding-left: var(--space-md);
  border-left: 3px solid var(--color-gold);
  line-height: 1.4;
}

.page-body h4 {
  font-size: 17px;
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
  color: var(--color-text-primary);
}

.page-body p {
  margin: 0 0 var(--space-md);
}

.page-body ul,
.page-body ol {
  margin: 0 0 var(--space-md);
  padding-left: var(--space-lg);
}

.page-body li {
  margin-bottom: var(--space-sm);
  line-height: 1.85;
}

.page-body table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-md) 0 var(--space-xl);
  font-size: 15px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-body th,
.page-body td {
  text-align: left;
  padding: var(--space-md);
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
  line-height: 1.7;
}

.page-body tr:last-child th,
.page-body tr:last-child td {
  border-bottom: 0;
}

.page-body th {
  font-family: var(--font-serif);
  font-weight: 400;
  background: var(--color-bg-section);
  color: var(--color-text-primary);
  border-bottom: 1.5px solid var(--color-border-strong);
  white-space: nowrap;
  width: 30%;
}

.page-body blockquote {
  border-left: 3px solid var(--color-gold);
  padding: var(--space-md) var(--space-lg);
  margin: var(--space-lg) 0;
  color: var(--color-text-body);
  font-style: italic;
  background: var(--color-bg-section);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.page-body strong {
  color: var(--color-text-primary);
  font-weight: 600;
}

/* ----- Related Pages ----- */

.related-pages {
  margin-top: var(--space-3xl);
  padding: var(--space-xl) var(--space-lg);
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-section);
  border-radius: var(--radius-md);
}

.related-pages-title {
  font-family: var(--font-serif);
  font-size: 14px;
  letter-spacing: 3px;
  color: var(--color-gold);
  text-transform: uppercase;
  margin-bottom: var(--space-md);
  padding-left: 0;
  border-left: 0;
  font-weight: 400;
}

.related-pages-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-sm) var(--space-lg);
}

.related-pages-list li {
  font-size: 15px;
  font-family: var(--font-mincho);
  line-height: 1.8;
}

.related-pages-list a {
  color: var(--color-text-primary);
  font-family: var(--font-serif);
  font-weight: 500;
}

/* ----- Footer ----- */

.site-footer {
  background: var(--color-navy);
  color: rgba(255, 255, 255, 0.85);
  padding: var(--space-2xl) 0 var(--space-lg);
  margin-top: var(--space-3xl);
  border-top: 1.5px solid var(--color-gold);
}

.site-footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-xl);
}

.site-footer-name {
  font-family: var(--font-mincho);
  font-size: 18px;
  margin: 0 0 var(--space-xs);
  color: var(--color-white);
}

.site-footer-slogan {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 16px;
  color: var(--color-gold);
  letter-spacing: 0.5px;
  margin: 0 0 var(--space-md);
}

.site-footer-address {
  font-family: var(--font-mincho);
  font-size: 14px;
  font-style: normal;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.85);
  margin: 0 0 var(--space-md);
}

.site-footer-address a {
  color: var(--color-gold);
  text-decoration-color: var(--color-gold);
}

.site-footer-address a:hover {
  color: #E0B560;
  text-decoration-color: #E0B560;
}

.site-footer-registration {
  font-family: var(--font-mincho);
  font-size: 13px;
  color: rgba(255, 255, 255, 0.65);
  margin: 0;
}

.footer-nav-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.footer-nav-link {
  font-family: var(--font-serif);
  font-size: 14px;
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  border: none;
  transition: color 0.15s;
}

.footer-nav-link:hover {
  color: var(--color-gold);
}

.site-footer .divider-navy {
  background: rgba(255, 255, 255, 0.15);
  margin: var(--space-md) 0;
}

.site-footer-copyright {
  text-align: center;
  font-family: var(--font-mincho);
  font-size: 12px;
  color: rgba(255, 255, 255, 0.55);
  margin-top: var(--space-md);
  letter-spacing: 0.5px;
}

/* ----- Industry LP specific ----- */

.industry-lp .page-body table {
  font-size: 14px;
}

/* ----- Mobile Responsive ----- */

@media (max-width: 768px) {
  body {
    font-size: 16px;
    line-height: 1.85;
  }
  
  /* Header */
  .site-header-inner {
    gap: var(--space-md);
  }
  
  .logo-horizontal {
    height: 44px;
  }
  
  .site-header-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-md);
    z-index: 50;
    box-shadow: 0 4px 16px rgba(30, 58, 95, 0.08);
  }
  
  .site-header-nav.is-open {
    display: flex;
  }
  
  .nav-list {
    flex-direction: column;
    gap: var(--space-md);
    width: 100%;
    align-items: stretch;
  }
  
  .nav-dropdown {
    position: static;
    box-shadow: none;
    border: 0;
    opacity: 1;
    visibility: visible;
    transform: none;
    padding-left: var(--space-md);
  }
  
  .site-header-menu-toggle {
    display: flex;
  }
  
  /* Page header */
  .page-title {
    font-size: 30px;
  }
  
  /* Home Hero */
  .logo-vertical {
    width: 280px;
  }
  
  .home-hero {
    padding: var(--space-2xl) 0 var(--space-xl);
  }
  
  .home-hero-tagline {
    font-size: 19px;
  }
  
  .home-hero-stats {
    font-size: 16px;
  }
  
  /* Body */
  .page-body {
    font-size: 16px;
  }
  
  .page-body h2 {
    font-size: 24px;
  }
  
  .page-body h3 {
    font-size: 18px;
  }
  
  /* Footer */
  .site-footer-inner {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  /* Tables */
  .page-body table {
    font-size: 13px;
  }
  
  .page-body th,
  .page-body td {
    padding: var(--space-sm) var(--space-md);
  }
  
  .page-body th {
    width: auto;
    white-space: normal;
  }
}

/* ----- Print ----- */

@media print {
  .site-header-nav,
  .site-header-menu-toggle,
  .breadcrumb,
  .related-pages,
  .site-footer-nav {
    display: none;
  }
  
  body {
    font-size: 12px;
    color: #000;
  }
  
  .site-header {
    position: static;
    box-shadow: none;
    border-bottom: 1px solid #999;
  }
  
  .site-footer {
    background: transparent;
    color: #000;
    border-top: 1px solid #999;
  }
}

/* ==========================================================================
   v1.2 / 2026-05-04 — Layout improvements (cards, grids, CTA)
   ========================================================================== */

/* ----- Section Header (共通) ----- */

.section-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.section-eyebrow {
  font-family: var(--font-serif);
  font-size: 12px;
  letter-spacing: 4px;
  color: var(--color-gold);
  margin: 0 0 var(--space-sm);
  text-transform: uppercase;
  font-weight: 400;
}

.section-eyebrow.gold {
  color: var(--color-gold);
}

.section-title {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 400;
  margin: 0 0 var(--space-md);
  color: var(--color-text-primary);
  letter-spacing: 0.02em;
  line-height: 1.3;
}

.section-inverted .section-title {
  color: var(--color-white);
}

.divider-gold-center {
  height: 1.5px;
  background: var(--color-gold);
  border: 0;
  width: 48px;
  margin: var(--space-md) auto var(--space-lg);
}

.section-lead {
  font-family: var(--font-mincho);
  font-size: 16px;
  color: var(--color-text-body);
  max-width: 720px;
  margin: 0 auto;
  line-height: 1.95;
  text-align: center;
}

.section-inverted .section-lead {
  color: rgba(255, 255, 255, 0.85);
}

.section-cta {
  margin-top: var(--space-2xl);
  text-align: center;
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* ----- Hero stats grid ----- */

.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  max-width: 720px;
  margin: 0 auto var(--space-md);
}

.stat-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg) var(--space-md);
  text-align: center;
  transition: transform 0.2s, box-shadow 0.2s;
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(30, 58, 95, 0.08);
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 48px;
  font-weight: 400;
  color: var(--color-navy);
  line-height: 1;
  letter-spacing: -0.02em;
}

.stat-unit {
  font-size: 16px;
  margin-left: 4px;
  letter-spacing: 0;
  color: var(--color-text-body);
}

.stat-label {
  font-family: var(--font-mincho);
  font-size: 14px;
  color: var(--color-text-muted);
  margin-top: var(--space-sm);
  letter-spacing: 0.5px;
}

.home-hero-stats-note {
  text-align: center;
  font-family: var(--font-mincho);
  font-size: 13px;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-2xl);
}

/* Hero note (Goldカード) */
.home-hero-note {
  max-width: 720px;
  margin: var(--space-xl) auto 0;
  padding: var(--space-md) var(--space-lg);
  background: var(--color-white);
  border-left: 3px solid var(--color-gold);
  text-align: left;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  box-shadow: 0 1px 3px rgba(30, 58, 95, 0.04);
}

.home-hero-note p {
  margin: 0;
  font-family: var(--font-mincho);
  font-size: 15px;
  line-height: 1.9;
  color: var(--color-text-body);
}

/* ----- Service section ----- */

.home-service {
  background: var(--color-white);
  padding: var(--space-3xl) 0;
}

.service-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  margin-top: var(--space-2xl);
}

.service-feature {
  text-align: center;
  padding: var(--space-lg);
}

.service-feature-num {
  font-family: var(--font-serif);
  font-size: 14px;
  letter-spacing: 3px;
  color: var(--color-gold);
  margin-bottom: var(--space-md);
  font-weight: 400;
}

.service-feature h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  margin-bottom: var(--space-md);
  color: var(--color-text-primary);
  border-left: 0;
  padding-left: 0;
  text-align: center;
}

.service-feature p {
  font-family: var(--font-mincho);
  font-size: 15px;
  color: var(--color-text-body);
  line-height: 1.85;
  margin: 0;
}

/* ----- Featured industries (Navy inverted) ----- */

.home-featured {
  padding: var(--space-3xl) 0;
}

.featured-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
}

.featured-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  text-decoration: none;
  color: var(--color-white);
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
  display: flex;
  flex-direction: column;
}

.featured-card:hover {
  background: rgba(196, 154, 60, 0.08);
  border-color: var(--color-gold);
  color: var(--color-white);
  text-decoration: none;
  transform: translateY(-2px);
}

.featured-num {
  font-family: var(--font-serif);
  font-size: 56px;
  color: var(--color-gold);
  line-height: 1;
  margin-bottom: var(--space-md);
  letter-spacing: -0.02em;
}

.featured-unit {
  font-size: 18px;
  margin-left: 4px;
  letter-spacing: 0;
  color: rgba(255, 255, 255, 0.7);
}

.featured-title {
  font-family: var(--font-mincho);
  font-size: 22px;
  margin-bottom: var(--space-md);
  color: var(--color-white);
  border: 0;
  padding: 0;
  font-weight: 500;
}

.featured-desc {
  font-family: var(--font-mincho);
  font-size: 14px;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.85;
  margin-bottom: var(--space-lg);
  flex-grow: 1;
}

.featured-link {
  font-family: var(--font-serif);
  font-size: 14px;
  color: var(--color-gold);
  letter-spacing: 0.5px;
  margin-top: auto;
}

.featured-card:hover .featured-link {
  color: #E0B560;
}

/* ----- Industries grid (Off White) ----- */

.home-industries {
  background: var(--color-bg-page);
  padding: var(--space-3xl) 0;
}

.industry-categories {
  margin-top: var(--space-2xl);
}

.industry-category {
  margin-bottom: var(--space-2xl);
}

.industry-category:last-child {
  margin-bottom: 0;
}

.category-title {
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--color-text-primary);
  margin: 0 0 var(--space-lg);
  padding-left: var(--space-md);
  border-left: 3px solid var(--color-gold);
  font-weight: 400;
  line-height: 1.3;
}

.industry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-md);
}

.industry-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  text-decoration: none;
  color: var(--color-text-primary);
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.industry-card:hover {
  border-color: var(--color-gold);
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(30, 58, 95, 0.08);
  color: var(--color-text-primary);
}

.industry-card-num {
  font-family: var(--font-serif);
  font-size: 28px;
  color: var(--color-gold);
  line-height: 1;
  letter-spacing: -0.02em;
}

.industry-card-num span {
  font-size: 13px;
  margin-left: 4px;
  color: var(--color-text-body);
  letter-spacing: 0;
}

.industry-card-name {
  font-family: var(--font-mincho);
  font-size: 16px;
  color: var(--color-text-primary);
  font-weight: 500;
  line-height: 1.5;
}

.industries-note {
  font-family: var(--font-mincho);
  font-size: 14px;
  color: var(--color-text-muted);
  text-align: center;
  margin: var(--space-2xl) auto 0;
  max-width: 880px;
  line-height: 1.9;
  padding: var(--space-md) var(--space-lg);
  background: var(--color-bg-section);
  border-radius: var(--radius-md);
}

/* ----- Industries detail card grid (一覧ページ用) ----- */

.industry-grid-detail {
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.industry-card-detail {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  text-decoration: none;
  color: var(--color-text-primary);
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
}

.industry-card-detail:hover {
  border-color: var(--color-gold);
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(30, 58, 95, 0.08);
  color: var(--color-text-primary);
}

.industry-card-detail-num {
  font-family: var(--font-serif);
  font-size: 36px;
  color: var(--color-gold);
  line-height: 1;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
}

.industry-card-detail-num span {
  font-size: 14px;
  margin-left: 4px;
  color: var(--color-text-body);
  letter-spacing: 0;
}

.industry-card-detail-name {
  font-family: var(--font-mincho);
  font-size: 18px;
  color: var(--color-text-primary);
  font-weight: 500;
  margin: 0 0 var(--space-md);
  border: 0;
  padding: 0;
  line-height: 1.4;
}

.industry-card-detail-desc {
  font-family: var(--font-mincho);
  font-size: 14px;
  color: var(--color-text-body);
  line-height: 1.85;
  margin: 0 0 var(--space-md);
  flex-grow: 1;
}

.industry-card-detail-link {
  font-family: var(--font-serif);
  font-size: 14px;
  color: var(--color-gold);
  letter-spacing: 0.5px;
  margin-top: auto;
}

.industry-card-detail:hover .industry-card-detail-link {
  color: var(--color-gold-warm);
}

/* ----- Industries page domain cards ----- */

.industries-domains {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin: var(--space-xl) 0 var(--space-2xl);
}

.domain-card {
  background: var(--color-bg-section);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

.domain-card h2 {
  font-family: var(--font-serif);
  font-size: 18px;
  color: var(--color-text-primary);
  margin: 0 0 var(--space-md);
  padding-top: 0;
}

.domain-card h2::before {
  display: none;
}

.domain-card p {
  font-family: var(--font-mincho);
  font-size: 14px;
  line-height: 1.85;
  color: var(--color-text-body);
  margin: 0;
}

.industries-intro {
  margin-bottom: var(--space-xl);
}

.industries-categories {
  margin-bottom: var(--space-3xl);
}

.category-title-large {
  font-family: var(--font-serif);
  font-size: 26px;
  color: var(--color-text-primary);
  margin: var(--space-2xl) 0 var(--space-lg);
  padding: var(--space-md) 0 var(--space-md) var(--space-md);
  border-left: 3px solid var(--color-gold);
  font-weight: 400;
}

.industries-table {
  margin: var(--space-3xl) 0;
}

.industries-contact {
  text-align: center;
  margin: var(--space-3xl) 0 var(--space-xl);
  padding: var(--space-xl);
  background: var(--color-bg-section);
  border-radius: var(--radius-md);
}

.industries-contact h2 {
  font-family: var(--font-serif);
  font-size: 24px;
  margin-bottom: var(--space-md);
  padding-top: 0;
}

.industries-contact h2::before {
  display: none;
}

.industries-contact p {
  font-family: var(--font-mincho);
  max-width: 720px;
  margin: 0 auto var(--space-lg);
  line-height: 1.85;
}

/* ----- About section ----- */

.home-about {
  background: var(--color-white);
  padding: var(--space-3xl) 0;
}

.about-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-xl);
  margin-top: var(--space-2xl);
}

.about-card {
  background: var(--color-bg-section);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  border-left: 3px solid var(--color-gold);
}

.about-card h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--color-text-primary);
  margin: 0 0 var(--space-md);
  padding-left: 0;
  border-left: 0;
}

.about-name {
  font-size: 24px;
  letter-spacing: 0.05em;
  margin-left: var(--space-sm);
}

.about-card p {
  font-family: var(--font-mincho);
  font-size: 15px;
  line-height: 1.95;
  color: var(--color-text-body);
  margin: 0 0 var(--space-lg);
}

/* ----- CTA Section (Navy) ----- */

.home-cta {
  padding: var(--space-3xl) 0;
}

.cta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  max-width: 920px;
  margin: 0 auto;
}

.cta-block {
  text-align: center;
  padding: var(--space-xl);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
}

.cta-block .section-eyebrow {
  margin-bottom: var(--space-md);
}

.cta-title {
  font-family: var(--font-serif);
  font-size: 24px;
  color: var(--color-white);
  margin: 0 0 var(--space-md);
  line-height: 1.4;
}

.cta-desc {
  font-family: var(--font-mincho);
  font-size: 14px;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.9;
  margin: 0 0 var(--space-lg);
  text-align: left;
}

/* ----- Buttons on Navy ----- */

.btn-on-navy {
  border-color: var(--color-white);
  color: var(--color-white);
  background: transparent;
}

.btn-on-navy:hover {
  background: var(--color-white);
  color: var(--color-navy);
  border-color: var(--color-white);
}

.btn-primary.btn-on-navy {
  background: var(--color-gold);
  color: var(--color-navy-deep);
  border-color: var(--color-gold);
  font-weight: 600;
}

.btn-primary.btn-on-navy:hover {
  background: #E0B560;
  border-color: #E0B560;
  color: var(--color-navy-deep);
}

/* ----- Mobile Responsive (拡張) ----- */

@media (max-width: 968px) {
  .stat-grid,
  .service-features,
  .featured-grid,
  .industries-domains,
  .about-grid,
  .cta-grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
  
  .industry-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .industry-grid-detail {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .industry-grid {
    grid-template-columns: 1fr;
  }
  
  .stat-number {
    font-size: 40px;
  }
  
  .featured-num {
    font-size: 44px;
  }
  
  .section-title {
    font-size: 26px;
  }
  
  .section-cta {
    flex-direction: column;
    align-items: stretch;
  }
  
  .section-cta .btn {
    width: 100%;
  }
  
  .home-hero-tagline {
    font-size: 18px;
  }
  
  .category-title-large {
    font-size: 22px;
  }
}