/* =========================================================
   Reputation Partners - Blue Corporate Stylesheet
   ========================================================= */

:root {
  --c-blue-900: #0b1e44;
  --c-blue-800: #14306b;
  --c-blue-700: #1e40af;
  --c-blue-600: #1d4ed8;
  --c-blue-500: #2563eb;
  --c-blue-400: #3b82f6;
  --c-blue-300: #60a5fa;
  --c-blue-200: #93c5fd;
  --c-blue-100: #dbeafe;
  --c-blue-50:  #eff6ff;

  --c-bg: #ffffff;
  --c-bg-soft: #f4f8ff;
  --c-bg-blue: #eaf2fc;

  --c-text: #1a2740;
  --c-text-soft: #4b5b78;
  --c-text-mute: #7a8aa3;
  --c-border: #e2eaf5;

  --c-accent: #2563eb;
  --c-accent-dark: #1e40af;

  --shadow-sm: 0 4px 14px rgba(13, 38, 90, 0.06);
  --shadow-md: 0 14px 34px rgba(13, 38, 90, 0.10);
  --shadow-lg: 0 30px 60px rgba(13, 38, 90, 0.14);

  --font-jp: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
  --font-en: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --max-w: 1180px;
  --radius: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
}

/* ---------- Base ---------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-jp);
  color: var(--c-text);
  background: var(--c-bg);
  line-height: 1.85;
  font-size: 15px;
  font-feature-settings: "palt";
  letter-spacing: 0.02em;
  overflow-x: hidden;
}
body.menu-open { overflow: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color .2s, opacity .2s; }
ul, ol { padding: 0; margin: 0; list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
}

/* ---------- Topbar ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #ffffff;
  border-bottom: 1px solid var(--c-border);
}
.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  gap: 24px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--c-blue-700);
  font-family: var(--font-en);
}
.logo-mark {
  width: 36px; height: 36px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--c-blue-50);
  border-radius: 10px;
  color: var(--c-blue-700);
}
.logo-text {
  font-weight: 500;
  font-size: 17px;
  letter-spacing: 0.01em;
}
.logo-bold { font-weight: 800; margin-left: 1px; }

.menu-btn {
  display: none;
  width: 56px; height: 40px;
  position: relative;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-right: 1px solid var(--c-border);
  border-left: 1px solid var(--c-border);
  padding: 0;
}
.menu-btn span {
  display: block;
  width: 22px; height: 1.5px;
  background: var(--c-blue-700);
  margin: 2px auto;
  transition: transform .25s, opacity .25s;
}
.menu-btn em {
  font-style: normal;
  font-family: var(--font-en);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--c-blue-700);
  margin-top: 3px;
}
.menu-btn.is-open span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.menu-btn.is-open span:nth-child(2) { opacity: 0; }
.menu-btn.is-open span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

.topbar-right {
  display: flex;
  align-items: center;
  gap: 20px;
}
.tel {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--c-text);
  font-family: var(--font-en);
}
.tel-icon { color: var(--c-blue-700); display: inline-flex; }
.tel-num {
  font-weight: 700;
  font-size: 17px;
  letter-spacing: 0.04em;
}
.contact-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  background: var(--c-blue-700);
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  border-radius: 4px;
  transition: background .2s;
}
.contact-btn:hover { background: var(--c-blue-800); }

/* Global nav (initially hidden, opens from menu button) */
.global-nav {
  position: absolute;
  left: 0; right: 0;
  top: 100%;
  background: #ffffff;
  border-bottom: 1px solid var(--c-border);
  box-shadow: var(--shadow-md);
  transform: translateY(-12px);
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s, transform .25s;
}
.global-nav.is-open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 24px;
}
.global-nav ul {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px 24px;
}
.global-nav a {
  display: block;
  padding: 14px 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--c-text);
  border-bottom: 1px solid var(--c-border);
  transition: color .2s;
}
.global-nav a:hover { color: var(--c-blue-700); }
.nav-cta {
  background: var(--c-blue-700);
  color: #fff !important;
  font-weight: 700 !important;
  border-radius: 4px;
  border-bottom: none !important;
  text-align: center;
}
.nav-cta:hover { background: var(--c-blue-800); color: #fff !important; }

/* ---------- Hero ---------- */
.hero {
  background: var(--c-bg);
  padding: 0;
  position: relative;
}
.hero-bg-glow {
  position: absolute;
  top: -150px;
  right: -200px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(96,165,250,0.18), transparent 60%);
  pointer-events: none;
  z-index: 0;
}
.hero::before {
  content: "";
  position: absolute;
  top: 0; right: 0;
  width: 50%;
  height: 70%;
  background: radial-gradient(ellipse at top right, rgba(96,165,250,0.16), transparent 70%);
  pointer-events: none;
  z-index: 0;
}
.hero-inner {
  max-width: 880px;
  margin: 0 auto;
  padding: 90px 24px 90px;
  position: relative;
  z-index: 1;
  text-align: center;
}
.hero-text { display: flex; flex-direction: column; align-items: center; }
.hero-title-jp { text-align: center; }
.hero-lead-jp { text-align: center; max-width: 760px; }
.hero-actions { justify-content: center; }
.hero-text { position: relative; }
.hero-tagline {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--c-blue-700);
  text-transform: uppercase;
  margin: 0 0 24px;
  padding: 6px 14px;
  background: var(--c-blue-50);
  border-radius: 4px;
}
.hero-title-jp {
  font-family: var(--font-jp);
  font-weight: 800;
  font-size: clamp(26px, 3.6vw, 40px);
  line-height: 1.55;
  letter-spacing: 0.01em;
  margin: 0 0 24px;
  color: var(--c-text);
}
.accent-underline {
  position: relative;
  color: var(--c-blue-700);
  display: inline-block;
}
.accent-underline::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 2px;
  height: 8px;
  background: linear-gradient(90deg, rgba(96,165,250,0.4), rgba(37,99,235,0.4));
  z-index: -1;
  border-radius: 4px;
}
.hero-lead-jp {
  font-size: 14.5px;
  color: var(--c-text-soft);
  line-height: 2;
  margin: 0 0 32px;
}
.hero-lead-jp strong { color: var(--c-blue-700); font-weight: 700; }

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.hero-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 28px;
  background: var(--c-blue-700);
  color: #fff;
  font-weight: 800;
  font-size: 15px;
  border-radius: 4px;
  transition: background .2s, transform .2s, box-shadow .2s;
  box-shadow: 0 8px 24px rgba(30, 64, 175, 0.28);
}
.hero-btn-primary:hover {
  background: var(--c-blue-800);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(30, 64, 175, 0.38);
}
.hero-btn-primary em {
  font-style: normal;
  font-size: 16px;
  transition: transform .2s;
}
.hero-btn-primary:hover em { transform: translateX(3px); }
.hero-btn-ghost {
  display: inline-flex;
  align-items: center;
  padding: 16px 28px;
  background: #fff;
  color: var(--c-blue-700);
  font-weight: 700;
  font-size: 14.5px;
  border-radius: 4px;
  border: 1.5px solid var(--c-blue-700);
  transition: background .2s, color .2s;
}
.hero-btn-ghost:hover { background: var(--c-blue-50); color: var(--c-blue-700); }

/* ---------- Hero Photo ---------- */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-photo-stack {
  position: relative;
  width: 100%;
  max-width: 460px;
  aspect-ratio: 4 / 5;
  margin: 0;
}
.hero-photo-main {
  position: absolute;
  inset: 0;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 30px 60px -16px rgba(11, 30, 68, 0.35);
  z-index: 2;
}
.hero-photo-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.photo-overlay-grad {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(11,30,68,0.20) 0%, rgba(11,30,68,0) 60%);
  pointer-events: none;
}

.hero-photo-deco {
  position: absolute;
  width: 55%;
  aspect-ratio: 1;
  right: 0;
  top: 0;
  background:
    repeating-linear-gradient(45deg, var(--c-blue-100) 0 1px, transparent 1px 14px);
  border-radius: 14px;
  z-index: 1;
  opacity: 0.7;
}

.hero-float-card {
  position: absolute;
  background: #fff;
  border-radius: 12px;
  padding: 16px 18px;
  box-shadow: 0 16px 36px rgba(11, 30, 68, 0.18);
  z-index: 3;
  border: 1px solid var(--c-border);
}
.card-trust {
  left: 4%;
  top: 5%;
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 240px;
}
.card-trust .trust-icon {
  width: 40px; height: 40px;
  flex-shrink: 0;
  background: var(--c-blue-700);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.card-trust .trust-label {
  font-size: 13px;
  font-weight: 800;
  color: var(--c-text);
  line-height: 1.4;
}
.card-trust .trust-sub {
  font-size: 11px;
  color: var(--c-text-mute);
  margin-top: 3px;
  line-height: 1.4;
}

.card-review {
  right: 4%;
  bottom: 5%;
  max-width: 240px;
}
.card-review .stars {
  color: #f59e0b;
  font-size: 13px;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}
.card-review .review-text {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--c-text);
  line-height: 1.7;
  margin-bottom: 8px;
}
.card-review .review-author {
  font-size: 11px;
  color: var(--c-text-mute);
}

/* ---------- Service strip ---------- */
.service-strip {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  background: var(--c-bg-blue);
  overflow: hidden;
  margin-top: 60px;
  padding-top: 8px;
  position: relative;
  z-index: 2;
}
.strip-item {
  position: relative;
  display: block;
  text-align: center;
  padding: 20px 12px 28px;
  transition: transform .25s, background .25s;
}
.strip-item:hover { transform: translateY(-4px); background: rgba(255,255,255,0.4); }
.strip-img {
  width: 88px;
  height: 88px;
  margin: 0 auto 14px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  position: relative;
  top: -42px;
  margin-bottom: -28px;
}
.strip-label { margin-top: 16px; }
.strip-en {
  display: block;
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--c-blue-700);
  text-transform: uppercase;
}
.strip-jp {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--c-text);
  margin-top: 4px;
}

/* ---------- Section intro ---------- */
.section-intro {
  padding: 100px 0 120px;
  background: var(--c-bg-blue);
  text-align: center;
}
.section-head { display: flex; flex-direction: column; align-items: center; }
.section-head.center { align-items: center; }
.big-title {
  font-family: var(--font-en);
  font-weight: 700;
  font-size: clamp(38px, 5vw, 56px);
  line-height: 1.0;
  letter-spacing: 0.01em;
  color: var(--c-blue-700);
  margin: 0;
}
.small-title {
  font-size: 13px;
  font-weight: 500;
  color: var(--c-text);
  letter-spacing: 0.18em;
  margin: 12px 0 0;
}
.intro-lead {
  font-size: clamp(20px, 2.4vw, 28px);
  font-weight: 700;
  line-height: 1.7;
  margin: 56px 0 32px;
  color: var(--c-text);
}
.intro-lead .accent { color: var(--c-blue-700); }
.intro-body {
  max-width: 760px;
  margin: 0 auto;
  font-size: 14.5px;
  color: var(--c-text-soft);
  line-height: 2;
}
.intro-body p { margin: 0 0 14px; }
.intro-body p strong { color: var(--c-text); font-weight: 700; }

/* ---------- Service blocks (dark) ---------- */
.service-block {
  position: relative;
  padding: 100px 0;
  overflow: hidden;
  color: #fff;
}
.service-block::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    linear-gradient(180deg, rgba(11,30,68,0.85) 0%, rgba(20,48,107,0.85) 100%);
}
.service-block::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image:
    radial-gradient(circle at 20% 20%, rgba(96,165,250,0.18) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(37,99,235,0.22) 0%, transparent 50%),
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 60px 60px, 60px 60px;
}
.service-01 { background: linear-gradient(135deg, #0b1e44 0%, #14306b 100%); }
.service-02 { background: linear-gradient(135deg, #14306b 0%, #1e40af 100%); }
.service-03 { background: linear-gradient(135deg, #1e40af 0%, #2563eb 100%); }
.service-04 { background: linear-gradient(135deg, #0b1e44 0%, #1d4ed8 100%); }

.service-note-disclaimer {
  max-width: 800px;
  margin: 40px auto 0;
  padding: 16px 24px;
  font-size: 12.5px;
  color: rgba(255,255,255,0.75);
  text-align: center;
  line-height: 1.85;
  background: rgba(255,255,255,0.06);
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,0.10);
}

.service-bg-num {
  position: absolute;
  top: 32px;
  left: 24px;
  font-family: var(--font-en);
  font-weight: 800;
  font-size: clamp(56px, 9vw, 132px);
  line-height: 1;
  color: rgba(255,255,255,0.10);
  letter-spacing: -0.02em;
  z-index: 1;
  pointer-events: none;
}
.service-inner {
  position: relative;
  z-index: 2;
  padding-top: 60px;
}
.service-title {
  text-align: center;
  margin-bottom: 56px;
}
.service-title h3 {
  font-size: clamp(24px, 3.2vw, 36px);
  font-weight: 800;
  margin: 0 0 14px;
  color: #fff;
  letter-spacing: 0.02em;
}
.service-title h3::after {
  content: "";
  display: block;
  width: 32px;
  height: 2px;
  background: var(--c-blue-300);
  margin: 18px auto 0;
}
.service-title p {
  font-size: 14px;
  color: rgba(255,255,255,0.78);
  margin: 0;
}

.service-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 1000px;
  margin: 0 auto;
}
.service-cards.four {
  grid-template-columns: repeat(2, 1fr);
  max-width: 720px;
}
.srv-card {
  position: relative;
  display: block;
  background: #ffffff;
  border-radius: var(--radius);
  padding: 32px 28px 56px;
  color: var(--c-text);
  transition: transform .25s, box-shadow .25s;
  box-shadow: var(--shadow-md);
}
.srv-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.srv-card h4 {
  font-size: 17px;
  font-weight: 800;
  text-align: center;
  margin: 0 0 16px;
  color: var(--c-blue-700);
  padding-bottom: 14px;
  border-bottom: 1px solid var(--c-border);
}
.srv-card p {
  margin: 0;
  font-size: 13.5px;
  color: var(--c-text-soft);
  line-height: 1.95;
}
.srv-card .arrow {
  position: absolute;
  right: 16px;
  bottom: 16px;
  width: 30px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--c-blue-700);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  border-radius: 4px;
  transition: transform .2s, background .2s;
}
.srv-card:hover .arrow { background: var(--c-blue-500); transform: translateX(3px); }

/* ---------- Section ---------- */
.section { padding: 100px 0; }

/* ---------- Concerns ---------- */
.concerns {
  background: var(--c-bg-soft);
}
.concerns .section-head { margin-bottom: 56px; }
.concerns-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.concern {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 22px 22px 24px;
  transition: transform .25s, border-color .25s, box-shadow .25s;
}
.concern:hover {
  transform: translateY(-3px);
  border-color: var(--c-blue-200);
  box-shadow: var(--shadow-sm);
}
.concern .num {
  display: block;
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 22px;
  color: var(--c-blue-500);
  line-height: 1;
  margin-bottom: 12px;
}
.concern p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--c-text);
}

/* ---------- Voices ---------- */
.voices { background: #fff; }
.voices .section-head { margin-bottom: 56px; }
.voice-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.voice {
  background: var(--c-bg-soft);
  border-radius: var(--radius-md);
  padding: 32px;
  border: 1px solid var(--c-border);
  position: relative;
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.voice:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--c-blue-200); }
.voice-tag {
  display: inline-block;
  padding: 4px 14px;
  background: var(--c-blue-700);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  border-radius: 4px;
  margin-bottom: 16px;
}
.voice p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.95;
  color: var(--c-text);
}
.voice-note {
  text-align: center;
  font-size: 12px;
  color: var(--c-text-mute);
  margin-top: 28px;
}

/* ---------- Flow ---------- */
.flow { background: var(--c-bg-soft); }
.flow .section-head { margin-bottom: 56px; }
.flow-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 1080px;
  margin: 0 auto;
}
.flow-item {
  background: #fff;
  border: 1px solid var(--c-border);
  border-top: 3px solid var(--c-blue-700);
  border-radius: var(--radius);
  padding: 28px 24px;
  position: relative;
  transition: transform .25s, box-shadow .25s;
}
.flow-item:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.flow-item::after {
  content: "›";
  position: absolute;
  right: -16px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 28px;
  color: var(--c-blue-300);
  font-weight: 300;
}
.flow-item:last-child::after { display: none; }
.flow-step {
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--c-blue-700);
  margin-bottom: 12px;
}
.flow-item h3 {
  font-size: 16px;
  font-weight: 800;
  margin: 0 0 10px;
  color: var(--c-text);
}
.flow-item p {
  margin: 0;
  font-size: 13px;
  color: var(--c-text-soft);
  line-height: 1.85;
}

/* ---------- FAQ ---------- */
.faq { background: #fff; }
.faq .section-head { margin-bottom: 48px; }
.faq-list {
  max-width: 880px;
  margin: 0 auto;
  display: grid;
  gap: 10px;
}
.faq-item {
  background: var(--c-bg-soft);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  transition: border-color .2s, background .2s;
}
.faq-item[open] {
  background: #fff;
  border-color: var(--c-blue-300);
  box-shadow: var(--shadow-sm);
}
.faq-item summary {
  list-style: none;
  padding: 20px 60px 20px 24px;
  font-weight: 700;
  color: var(--c-text);
  cursor: pointer;
  position: relative;
  font-size: 15px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.q {
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 16px;
  color: var(--c-blue-700);
  flex-shrink: 0;
}
.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 24px; top: 50%;
  transform: translateY(-50%);
  width: 28px; height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 400;
  color: var(--c-blue-700);
  background: var(--c-blue-50);
  border-radius: 50%;
  transition: transform .2s, background .2s, color .2s;
}
.faq-item[open] summary::after {
  content: "−";
  background: var(--c-blue-700);
  color: #fff;
}
.faq-body {
  padding: 0 24px 22px 58px;
  color: var(--c-text-soft);
  font-size: 14px;
  line-height: 1.95;
}
.faq-body p { margin: 0; }

/* ---------- About ---------- */
.about { background: var(--c-bg-soft); }
.about-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 56px;
  align-items: start;
}
.about-left .big-title { margin-bottom: 6px; }
.about-left .small-title { margin: 0 0 32px; text-align: left; }
.about-headline {
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 800;
  line-height: 1.7;
  margin: 0 0 24px;
  color: var(--c-text);
}
.about-body {
  font-size: 14.5px;
  color: var(--c-text-soft);
  line-height: 2;
  margin: 0 0 16px;
}
.about-right {
  background: #fff;
  border-radius: var(--radius-md);
  border: 1px solid var(--c-border);
  overflow: hidden;
}
.about-links { display: flex; flex-direction: column; }
.about-links li { border-bottom: 1px solid var(--c-border); }
.about-links li:last-child { border-bottom: none; }
.about-links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  font-size: 15px;
  font-weight: 700;
  color: var(--c-text);
  transition: background .2s, color .2s;
}
.about-links a:hover { background: var(--c-blue-50); color: var(--c-blue-700); }
.about-links a em {
  width: 32px; height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--c-blue-700);
  color: #fff;
  border-radius: 4px;
  font-style: normal;
  font-size: 14px;
  font-weight: 700;
  transition: background .2s;
}
.about-links a:hover em { background: var(--c-blue-500); }

/* ---------- 運営者情報 ---------- */
.operator-info {
  margin-top: 72px;
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 48px 48px 40px;
}
.operator-head {
  text-align: center;
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 2px solid var(--c-blue-700);
}
.operator-title {
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 800;
  color: var(--c-text);
  margin: 0 0 6px;
  letter-spacing: 0.02em;
}
.operator-sub {
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.24em;
  color: var(--c-blue-700);
  text-transform: uppercase;
  margin: 0;
}
.operator-list {
  margin: 0;
  display: flex;
  flex-direction: column;
}
.operator-row {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 24px;
  padding: 18px 0;
  border-bottom: 1px solid var(--c-border);
}
.operator-row:last-child { border-bottom: none; }
.operator-row dt {
  font-weight: 800;
  font-size: 14px;
  color: var(--c-blue-700);
  letter-spacing: 0.04em;
}
.operator-row dd {
  margin: 0;
  font-size: 14px;
  color: var(--c-text);
  line-height: 1.85;
}
.operator-row dd a {
  color: var(--c-blue-700);
  text-decoration: underline;
}
.operator-row dd a:hover { opacity: 0.7; }
.operator-bullets {
  margin: 0;
  padding: 0;
  list-style: none;
}
.operator-bullets li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.85;
}
.operator-bullets li::before {
  content: "";
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 6px; height: 6px;
  background: var(--c-blue-700);
  border-radius: 50%;
}
.operator-note {
  font-size: 12px;
  color: var(--c-text-mute);
  display: inline-block;
  margin-top: 4px;
}

@media (max-width: 720px) {
  .operator-info { padding: 32px 22px 24px; margin-top: 48px; }
  .operator-row { grid-template-columns: 1fr; gap: 6px; padding: 16px 0; }
  .operator-row dt { font-size: 13px; }
  .operator-row dd { font-size: 13.5px; }
}

/* ---------- CTA ---------- */
.cta {
  background: linear-gradient(135deg, #0b1e44 0%, #1e40af 100%);
  padding: 100px 0 80px;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 10% 10%, rgba(96,165,250,0.20) 0%, transparent 40%),
    radial-gradient(circle at 90% 90%, rgba(37,99,235,0.30) 0%, transparent 40%);
  pointer-events: none;
}
.cta-inner {
  position: relative;
  z-index: 1;
  max-width: 1080px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}
.cta-eyebrow {
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.24em;
  color: var(--c-blue-200);
  margin: 0 0 14px;
}
.cta-title {
  font-size: clamp(28px, 3.4vw, 40px);
  font-weight: 800;
  line-height: 1.45;
  margin: 0 0 24px;
  color: #fff;
}
.cta-lead {
  font-size: 14.5px;
  color: rgba(255,255,255,0.85);
  line-height: 2;
  margin: 0 0 28px;
}
.cta-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 16px;
  margin-bottom: 36px;
}
.cta-features li {
  position: relative;
  padding-left: 28px;
  font-size: 14px;
  color: #fff;
  font-weight: 500;
}
.cta-features li::before {
  content: "✓";
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 20px; height: 20px;
  background: var(--c-blue-200);
  color: var(--c-blue-900);
  font-size: 12px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}
.cta-tel {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 16px 24px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.20);
  border-radius: var(--radius);
  color: #fff;
  transition: background .2s;
}
.cta-tel:hover { background: rgba(255,255,255,0.14); }
.cta-tel .tel-icon { color: var(--c-blue-200); }
.cta-tel em {
  display: block;
  font-style: normal;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--c-blue-200);
}
.cta-tel strong {
  display: block;
  font-family: var(--font-en);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: #fff;
}

/* ---------- Form Card (Google Form誘導) ---------- */
.cta-form-card {
  background: #fff;
  color: var(--c-text);
  border-radius: var(--radius-md);
  padding: 40px 36px;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
}
.form-card-head {
  display: flex;
  align-items: center;
  gap: 16px;
  padding-bottom: 24px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--c-border);
}
.form-card-icon {
  width: 56px; height: 56px;
  background: var(--c-blue-50);
  color: var(--c-blue-700);
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.form-card-head h3 {
  font-size: 19px;
  font-weight: 800;
  margin: 0 0 4px;
  color: var(--c-text);
}
.form-card-sub {
  font-size: 12px;
  margin: 0;
  color: var(--c-text-mute);
  font-family: var(--font-en);
  letter-spacing: 0.06em;
}
.form-card-desc {
  font-size: 14px;
  color: var(--c-text-soft);
  line-height: 1.95;
  margin: 0 0 24px;
}
.form-card-features {
  display: grid;
  gap: 10px;
  margin: 0 0 32px;
}
.form-card-features li {
  position: relative;
  padding-left: 30px;
  font-size: 13.5px;
  color: var(--c-text);
  font-weight: 500;
}
.form-card-features li::before {
  content: "✓";
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 20px; height: 20px;
  background: var(--c-blue-700);
  color: #fff;
  font-size: 11px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}
.form-card-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 20px 28px;
  background: var(--c-blue-700);
  color: #fff;
  border-radius: var(--radius);
  font-weight: 800;
  font-size: 16px;
  letter-spacing: 0.04em;
  transition: background .2s, transform .2s, box-shadow .2s;
  box-shadow: 0 8px 24px rgba(30, 64, 175, 0.30);
}
.form-card-btn:hover {
  background: var(--c-blue-800);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(30, 64, 175, 0.40);
}
.form-card-btn em {
  font-style: normal;
  font-size: 18px;
  transition: transform .2s;
}
.form-card-btn:hover em { transform: translateX(4px); }
.form-card-note {
  font-size: 11.5px;
  color: var(--c-text-mute);
  text-align: center;
  margin: 18px 0 0;
  line-height: 1.85;
}

.cta-form {
  background: #fff;
  color: var(--c-text);
  border-radius: var(--radius-md);
  padding: 36px;
  box-shadow: var(--shadow-lg);
}
.form-row { margin-bottom: 18px; }
.form-row label {
  display: block;
  font-weight: 700;
  font-size: 13px;
  margin-bottom: 8px;
  color: var(--c-text);
  letter-spacing: 0.02em;
}
.req {
  display: inline-block;
  background: var(--c-blue-700);
  color: #fff;
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 3px;
  margin-left: 6px;
  font-weight: 700;
  vertical-align: middle;
  letter-spacing: 0.06em;
}
.form-row input[type="text"],
.form-row input[type="email"],
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 13px 16px;
  font-size: 14.5px;
  background: var(--c-bg-soft);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  font-family: inherit;
  color: var(--c-text);
  transition: border-color .2s, background .2s, box-shadow .2s;
}
.form-row input::placeholder,
.form-row textarea::placeholder { color: var(--c-text-mute); }
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--c-blue-500);
  background: #fff;
  box-shadow: 0 0 0 3px var(--c-blue-100);
}
.form-row select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--c-text-soft) 50%), linear-gradient(135deg, var(--c-text-soft) 50%, transparent 50%);
  background-position: calc(100% - 18px) 50%, calc(100% - 13px) 50%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 40px;
}
.form-row textarea { resize: vertical; min-height: 120px; }
.form-check label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 400;
  color: var(--c-text-soft);
  font-size: 13px;
}
.form-check input { width: 16px; height: 16px; accent-color: var(--c-blue-700); }
.submit-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  padding: 18px 24px;
  background: var(--c-blue-700);
  color: #fff;
  border-radius: var(--radius);
  font-weight: 800;
  font-size: 15px;
  letter-spacing: 0.04em;
  transition: background .2s, transform .2s;
  margin-top: 8px;
}
.submit-btn:hover { background: var(--c-blue-800); transform: translateY(-1px); }
.submit-btn em {
  font-style: normal;
  font-size: 16px;
  transition: transform .2s;
}
.submit-btn:hover em { transform: translateX(3px); }

.cta-disclaimer {
  position: relative;
  z-index: 1;
  margin: 48px auto 0;
  max-width: 880px;
  text-align: center;
  font-size: 12px;
  color: rgba(255,255,255,0.65);
  line-height: 1.9;
}

/* ---------- Footer ---------- */
.site-footer {
  background: #0a1730;
  color: #b6c2d8;
  padding-top: 64px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 2fr;
  gap: 48px;
  padding-bottom: 48px;
}
.logo-light { color: #fff; }
.logo-light .logo-mark {
  background: rgba(255,255,255,0.06);
  color: var(--c-blue-300);
}
.logo-light .logo-text { color: #fff; }
.footer-desc {
  margin: 18px 0 0;
  font-size: 12.5px;
  line-height: 1.95;
  color: #8597b3;
  max-width: 420px;
}
.footer-cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.footer-col h4 {
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #fff;
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255,255,255,0.10);
}
.footer-col li { margin-bottom: 10px; }
.footer-col a {
  font-size: 13px;
  color: #b6c2d8;
  transition: color .2s;
}
.footer-col a:hover { color: #fff; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 18px 0;
}
.footer-bottom small {
  color: #6b7c98;
  font-size: 11.5px;
  display: block;
  text-align: center;
}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 1080px) {
  .hero-inner { padding: 60px 24px 60px; }
  .service-strip { grid-template-columns: repeat(5, 1fr); }
  .concerns-grid { grid-template-columns: repeat(3, 1fr); }
  .flow-list { grid-template-columns: repeat(2, 1fr); }
  .flow-item:nth-child(2)::after { display: none; }
  .cta-inner { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .section { padding: 70px 0; }
  .section-intro { padding: 70px 0 90px; }
  .service-block { padding: 70px 0; }
  .topbar-inner { padding: 12px 16px; gap: 12px; }
  .menu-btn { display: inline-flex; order: -1; }
  .tel-num { font-size: 14px; }
  .contact-btn { padding: 10px 16px; font-size: 13px; }
  .nav-inner { padding: 16px; }
  .global-nav ul { grid-template-columns: 1fr 1fr; }
  .service-cards { grid-template-columns: 1fr; }
  .service-cards.four { grid-template-columns: 1fr 1fr; }
  .voice-grid { grid-template-columns: 1fr; }
  .concerns-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-cols { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  body { font-size: 14px; }
  .topbar-inner { padding: 10px 12px; }
  .logo-text { font-size: 14px; }
  .logo-mark { width: 32px; height: 32px; }
  .tel { display: none; }
  .contact-btn { padding: 10px 14px; font-size: 12px; }
  .menu-btn { width: 48px; height: 36px; }

  .hero-inner { padding: 40px 20px 40px; }
  .hero-tagline { font-size: 11px; margin-bottom: 16px; padding: 5px 10px; }
  .hero-title-jp { font-size: clamp(22px, 6vw, 28px); margin-bottom: 18px; }
  .hero-lead-jp { font-size: 13.5px; }
  .hero-actions { flex-direction: column; width: 100%; }
  .hero-actions .hero-btn-primary,
  .hero-actions .hero-btn-ghost { width: 100%; justify-content: center; }

  .service-strip { grid-template-columns: repeat(2, 1fr); padding: 30px 0 20px; }
  .strip-img { width: 64px; height: 64px; top: -32px; margin-bottom: -20px; }
  .strip-img svg { width: 28px; height: 28px; }
  .strip-en { font-size: 10px; }
  .strip-jp { font-size: 12px; }

  .section-intro { padding: 56px 0 70px; }
  .intro-lead { margin: 36px 0 24px; }

  .service-block { padding: 56px 0; }
  .service-inner { padding-top: 40px; }
  .service-bg-num { font-size: 50px; top: 24px; left: 16px; }
  .service-title { margin-bottom: 36px; }
  .service-cards.four { grid-template-columns: 1fr; }

  .concerns-grid { grid-template-columns: 1fr; }
  .flow-list { grid-template-columns: 1fr; }
  .flow-item::after { display: none; }

  .cta-inner { gap: 36px; }
  .cta-form { padding: 24px; }
  .cta-features { grid-template-columns: 1fr; }

  .footer-cols { grid-template-columns: 1fr; }
  .faq-body { padding-left: 24px; }
}

/* =========================================================
   Subpages (legal, case study)
   ========================================================= */
.subpage-hero {
  background: linear-gradient(135deg, #0b1e44 0%, #1e40af 100%);
  color: #fff;
  padding: 80px 0 60px;
  position: relative;
  overflow: hidden;
}
.subpage-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 10% 20%, rgba(96,165,250,0.18) 0%, transparent 50%),
    radial-gradient(circle at 90% 80%, rgba(37,99,235,0.22) 0%, transparent 50%);
  pointer-events: none;
}
.subpage-hero-inner {
  position: relative;
  z-index: 1;
  text-align: center;
}
.subpage-hero h1 {
  font-family: var(--font-en);
  font-weight: 700;
  font-size: clamp(36px, 5vw, 52px);
  letter-spacing: 0.01em;
  margin: 0 0 10px;
  color: #fff;
}
.subpage-hero p {
  font-size: 14px;
  color: rgba(255,255,255,0.85);
  letter-spacing: 0.16em;
  margin: 0;
}
.subpage-breadcrumb {
  font-size: 12px;
  color: rgba(255,255,255,0.6);
  margin-bottom: 24px;
  letter-spacing: 0.04em;
}
.subpage-breadcrumb a {
  color: rgba(255,255,255,0.8);
  text-decoration: underline;
}
.subpage-breadcrumb a:hover { color: #fff; }

.legal-section {
  padding: 80px 0;
  background: #fff;
}
.legal-container {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 24px;
}
.legal-intro {
  background: var(--c-blue-50);
  border-left: 4px solid var(--c-blue-700);
  padding: 20px 24px;
  margin-bottom: 48px;
  font-size: 14px;
  line-height: 1.9;
  color: var(--c-text);
  border-radius: 4px;
}
.legal-content h2 {
  font-size: 20px;
  font-weight: 800;
  color: var(--c-blue-700);
  margin: 48px 0 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--c-blue-700);
  letter-spacing: 0.02em;
}
.legal-content h2:first-child { margin-top: 0; }
.legal-content h3 {
  font-size: 16px;
  font-weight: 800;
  color: var(--c-text);
  margin: 28px 0 12px;
}
.legal-content p {
  font-size: 14.5px;
  line-height: 2;
  color: var(--c-text);
  margin: 0 0 16px;
}
.legal-content ul,
.legal-content ol {
  margin: 12px 0 20px;
  padding-left: 24px;
  color: var(--c-text);
}
.legal-content ul li,
.legal-content ol li {
  font-size: 14.5px;
  line-height: 2;
  margin-bottom: 6px;
  list-style: disc;
}
.legal-content ol li { list-style: decimal; }
.legal-meta {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--c-border);
  text-align: right;
  font-size: 13px;
  color: var(--c-text-mute);
  line-height: 1.9;
}

/* Case Study */
.case-section {
  padding: 80px 0;
  background: var(--c-bg-soft);
}
.case-container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}
.case-intro {
  text-align: center;
  font-size: 15px;
  color: var(--c-text-soft);
  line-height: 2;
  max-width: 720px;
  margin: 0 auto 56px;
}
.case-grid {
  display: grid;
  gap: 32px;
}
.case-card {
  background: #fff;
  border-radius: var(--radius-md);
  border: 1px solid var(--c-border);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform .25s, box-shadow .25s;
}
.case-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.case-head {
  background: linear-gradient(135deg, #0b1e44 0%, #1e40af 100%);
  color: #fff;
  padding: 28px 32px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 20px;
  align-items: center;
}
.case-no {
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 38px;
  line-height: 1;
  background: var(--grad-primary, linear-gradient(135deg, #7dd3fc, #a78bfa));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--c-blue-200);
}
.case-title-block h2 {
  font-size: 19px;
  font-weight: 800;
  margin: 0 0 6px;
  color: #fff;
  line-height: 1.5;
}
.case-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.case-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.20);
  border-radius: 999px;
  color: #fff;
  letter-spacing: 0.04em;
}
.case-body {
  padding: 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.case-section-block h3 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 800;
  color: var(--c-blue-700);
  margin: 0 0 10px;
  letter-spacing: 0.04em;
}
.case-section-block h3::before {
  content: "";
  width: 14px; height: 2px;
  background: var(--c-blue-700);
  display: inline-block;
}
.case-section-block p {
  font-size: 14px;
  line-height: 1.95;
  color: var(--c-text);
  margin: 0;
}
.case-result {
  background: var(--c-blue-50);
  padding: 16px 20px;
  border-radius: var(--radius);
  margin-top: 12px;
}
.case-result-label {
  font-size: 11px;
  font-weight: 800;
  color: var(--c-blue-700);
  letter-spacing: 0.12em;
  margin-bottom: 6px;
}
.case-result-text {
  font-size: 14px;
  font-weight: 700;
  color: var(--c-text);
  margin: 0;
  line-height: 1.8;
}
.case-meta {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  padding-top: 20px;
  margin-top: 8px;
  border-top: 1px solid var(--c-border);
  font-size: 13px;
  color: var(--c-text-mute);
}
.case-meta strong {
  color: var(--c-text);
  margin-left: 6px;
  font-weight: 700;
}
.case-disclaimer {
  text-align: center;
  font-size: 12px;
  color: var(--c-text-mute);
  margin-top: 40px;
  line-height: 1.9;
}

@media (max-width: 720px) {
  .legal-section, .case-section { padding: 56px 0; }
  .subpage-hero { padding: 56px 0 40px; }
  .legal-content h2 { font-size: 17px; margin: 36px 0 14px; }
  .case-head { grid-template-columns: 1fr; gap: 14px; padding: 24px; }
  .case-no { font-size: 28px; }
  .case-body { grid-template-columns: 1fr; gap: 20px; padding: 24px; }
}

/* =========================================================
   Blog / Articles
   ========================================================= */
/* 一覧ページ */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  max-width: 1080px;
  margin: 0 auto;
}
.article-card {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform .25s, box-shadow .25s;
  display: flex;
  flex-direction: column;
}
.article-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.article-card-img {
  height: 200px;
  background: linear-gradient(135deg, #0b1e44 0%, #1e40af 100%);
  position: relative;
  overflow: hidden;
}
.article-card-img::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(96,165,250,0.3) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(167,139,250,0.25) 0%, transparent 50%);
}
.article-card-cat {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 2;
  background: rgba(255,255,255,0.95);
  color: var(--c-blue-700);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  padding: 5px 12px;
  border-radius: 999px;
}
.article-card-no {
  position: absolute;
  bottom: 20px;
  right: 24px;
  z-index: 2;
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 56px;
  line-height: 1;
  color: rgba(255,255,255,0.2);
  letter-spacing: -0.02em;
}
.article-card-body {
  padding: 24px 28px 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.article-card-meta {
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 600;
  color: var(--c-text-mute);
  letter-spacing: 0.12em;
  margin-bottom: 10px;
}
.article-card h2 {
  font-size: 18px;
  font-weight: 800;
  color: var(--c-text);
  line-height: 1.6;
  margin: 0 0 12px;
}
.article-card-excerpt {
  font-size: 13.5px;
  color: var(--c-text-soft);
  line-height: 1.85;
  margin: 0 0 16px;
  flex: 1;
}
.article-card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--c-blue-700);
  font-weight: 700;
  font-size: 13px;
}

/* 記事ページ */
.article-section {
  padding: 64px 0 80px;
  background: #fff;
}
.article-container {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 24px;
}
.article-meta-block {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--c-border);
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--c-text-mute);
}
.article-cat {
  display: inline-block;
  background: var(--c-blue-700);
  color: #fff;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.06em;
  padding: 4px 12px;
  border-radius: 999px;
}
.article-date {
  font-family: var(--font-en);
  letter-spacing: 0.06em;
}
.article-reading {
  font-family: var(--font-en);
  letter-spacing: 0.04em;
}
.article-title-block {
  margin-bottom: 32px;
}
.article-title {
  font-size: clamp(24px, 3.4vw, 36px);
  font-weight: 800;
  line-height: 1.5;
  color: var(--c-text);
  margin: 0 0 16px;
  letter-spacing: 0.01em;
}
.article-lead {
  font-size: 15px;
  color: var(--c-text-soft);
  line-height: 2;
  margin: 0;
  padding: 18px 22px;
  background: var(--c-bg-soft);
  border-left: 4px solid var(--c-blue-700);
  border-radius: 4px;
}
/* 目次 */
.article-toc {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  margin-bottom: 48px;
}
.article-toc-title {
  font-size: 13px;
  font-weight: 800;
  color: var(--c-blue-700);
  letter-spacing: 0.12em;
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--c-border);
}
.article-toc ol {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: toc;
}
.article-toc li {
  counter-increment: toc;
  margin-bottom: 8px;
  font-size: 14px;
}
.article-toc li::before {
  content: counter(toc, decimal-leading-zero);
  font-family: var(--font-en);
  font-weight: 700;
  color: var(--c-blue-700);
  margin-right: 10px;
}
.article-toc a {
  color: var(--c-text);
  transition: color .2s;
}
.article-toc a:hover { color: var(--c-blue-700); }

/* 本文 */
.article-body {
  font-size: 15.5px;
  line-height: 2;
  color: var(--c-text);
}
.article-body h2 {
  font-size: 22px;
  font-weight: 800;
  color: var(--c-blue-700);
  margin: 56px 0 20px;
  padding: 12px 20px;
  background: linear-gradient(135deg, var(--c-blue-50) 0%, transparent 100%);
  border-left: 4px solid var(--c-blue-700);
  letter-spacing: 0.01em;
  line-height: 1.5;
  scroll-margin-top: 24px;
}
.article-body h2:first-child { margin-top: 0; }
.article-body h3 {
  font-size: 18px;
  font-weight: 800;
  color: var(--c-text);
  margin: 36px 0 14px;
  padding-bottom: 8px;
  border-bottom: 2px dotted var(--c-border);
}
.article-body p {
  margin: 0 0 22px;
}
.article-body strong {
  color: var(--c-blue-700);
  font-weight: 700;
  background: linear-gradient(transparent 60%, var(--c-blue-100) 60%);
  padding: 0 2px;
}
.article-body ul,
.article-body ol {
  margin: 0 0 24px;
  padding-left: 24px;
}
.article-body ul li {
  list-style: disc;
  margin-bottom: 8px;
  line-height: 1.95;
}
.article-body ol li {
  list-style: decimal;
  margin-bottom: 8px;
  line-height: 1.95;
}
.article-body a {
  color: var(--c-blue-700);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.article-body blockquote {
  margin: 28px 0;
  padding: 20px 24px;
  background: var(--c-blue-50);
  border-left: 4px solid var(--c-blue-700);
  font-size: 14.5px;
  line-height: 1.95;
  color: var(--c-text);
  border-radius: 4px;
}
.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 14px;
}
.article-body th,
.article-body td {
  border: 1px solid var(--c-border);
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
}
.article-body th {
  background: var(--c-blue-50);
  font-weight: 800;
  color: var(--c-blue-700);
}
.article-body .callout {
  background: #fffaf2;
  border: 1px solid #f0e2c8;
  border-radius: var(--radius);
  padding: 20px 24px;
  margin: 28px 0;
}
.article-body .callout-warn {
  background: #fff5f5;
  border-color: #fecaca;
}
.article-body .callout strong {
  background: none;
  padding: 0;
}

/* 著者・関連 */
.article-author {
  margin-top: 56px;
  padding: 28px;
  background: var(--c-bg-soft);
  border-radius: var(--radius-md);
  border: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  gap: 20px;
}
.author-avatar {
  width: 60px; height: 60px;
  flex-shrink: 0;
  background: linear-gradient(135deg, #0b1e44, #1e40af);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 800;
}
.author-name {
  font-weight: 800;
  color: var(--c-text);
  font-size: 15px;
  margin: 0 0 4px;
}
.author-bio {
  font-size: 12.5px;
  color: var(--c-text-mute);
  line-height: 1.7;
  margin: 0;
}

.article-cta {
  margin-top: 48px;
  padding: 32px;
  background: linear-gradient(135deg, #0b1e44 0%, #1e40af 100%);
  border-radius: var(--radius-md);
  color: #fff;
  text-align: center;
}
.article-cta h3 {
  font-size: 20px;
  font-weight: 800;
  margin: 0 0 12px;
  color: #fff;
}
.article-cta p {
  font-size: 14px;
  margin: 0 0 20px;
  color: rgba(255,255,255,0.85);
  line-height: 1.95;
}
.article-cta a {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  background: #fff;
  color: var(--c-blue-700);
  font-weight: 800;
  font-size: 14px;
  border-radius: 4px;
  transition: transform .2s;
}
.article-cta a:hover { transform: translateY(-2px); }

.related-articles {
  margin-top: 64px;
  padding-top: 48px;
  border-top: 1px solid var(--c-border);
}
.related-title {
  font-size: 18px;
  font-weight: 800;
  color: var(--c-text);
  margin: 0 0 24px;
  text-align: center;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.related-card {
  padding: 20px;
  background: var(--c-bg-soft);
  border-radius: var(--radius);
  border: 1px solid var(--c-border);
  transition: transform .2s, box-shadow .2s;
}
.related-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.related-card-meta {
  font-size: 11px;
  font-weight: 700;
  color: var(--c-blue-700);
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}
.related-card h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--c-text);
  margin: 0;
  line-height: 1.6;
}

@media (max-width: 720px) {
  .blog-grid { grid-template-columns: 1fr; }
  .article-section { padding: 40px 0 60px; }
  .article-container { padding: 0 20px; }
  .article-toc { padding: 20px; }
  .article-body h2 { font-size: 19px; padding: 10px 14px; margin: 40px 0 16px; }
  .article-body h3 { font-size: 16px; }
  .article-author { flex-direction: column; text-align: center; padding: 24px; }
  .related-grid { grid-template-columns: 1fr; }
}