/* ============================================================
   Service.html — shared chrome + 3 variants
   ============================================================ */

/* In-page anchors: offset for sticky nav (約 96px) */
.anchor-offset {
  display: block;
  position: relative;
  top: -96px;
  visibility: hidden;
  pointer-events: none;
  height: 0;
}

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  background: var(--white);
  font-family: var(--font-body);
  color: var(--is-navy);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
::selection { background: var(--is-yellow); color: var(--is-navy); }

/* ---------- Variant switcher ---------- */
.switcher {
  position: fixed; top: 20px; left: 50%;
  transform: translateX(-50%);
  z-index: 200;
  display: flex; gap: 0;
  background: rgba(255,255,255,0.92);
  border: 1px solid var(--is-navy);
  border-radius: 999px;
  padding: 4px;
  box-shadow: 0 6px 20px rgba(6,14,41,0.10);
  backdrop-filter: blur(8px);
}
.switcher button {
  border: none; background: transparent;
  padding: 8px 18px;
  font-family: var(--font-latin);
  font-size: 13px; letter-spacing: 0.15em;
  color: var(--is-navy); cursor: pointer;
  border-radius: 999px; font-weight: 500;
  transition: all 160ms var(--ease-standard);
}
.switcher button.active { background: var(--is-navy); color: var(--white); }
.switcher button:hover:not(.active) { background: var(--ink-100); }
.switcher-label {
  position: fixed; top: 60px; left: 50%;
  transform: translateX(-50%); z-index: 200;
  font-family: var(--font-latin); font-size: 10px;
  letter-spacing: 0.25em; color: var(--ink-500);
  text-transform: uppercase; text-align: center;
  pointer-events: none;
}

/* ---------- Container ---------- */
.wrap { max-width: 1280px; margin: 0 auto; padding: 0 48px; }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--ink-200);
  padding: 18px 48px;
  display: flex; align-items: center; gap: 32px;
}
.logo { display: flex; align-items: center; gap: 14px; text-decoration: none; }
.logo-img { height: 72px; width: auto; display: block; }
.nav-links {
  display: flex; gap: 32px;
  font-family: var(--font-latin);
  font-size: 13px; letter-spacing: 0.15em;
  text-transform: uppercase; font-weight: 500;
  margin-left: auto;
}
.nav-links a {
  color: var(--is-navy); text-decoration: none;
  border-bottom: 1.5px solid transparent;
  padding-bottom: 4px;
  transition: all 200ms var(--ease-standard);
}
.nav-links a:hover, .nav-links a.active { border-bottom-color: var(--is-orange); }
.nav-cta {
  padding: 12px 22px;
  background: var(--is-navy); color: var(--white);
  font-family: var(--font-latin); font-size: 13px;
  letter-spacing: 0.12em; text-decoration: none;
  border-radius: 999px; font-weight: 600;
  transition: all 200ms var(--ease-standard);
}
.nav-cta:hover { background: var(--is-orange); }

/* Hamburger */
.nav-burger {
  display: none;
  width: 40px; height: 40px;
  background: transparent; border: 1px solid var(--ink-200);
  border-radius: 8px; cursor: pointer;
  align-items: center; justify-content: center;
  flex-direction: column; gap: 5px;
  margin-left: auto;
}
.nav-burger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--is-navy);
  transition: transform 200ms var(--ease-standard), opacity 200ms;
  transform-origin: center;
}
.nav-burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger.is-open span:nth-child(2) { opacity: 0; }
.nav-burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-drawer {
  display: none;
  position: fixed; top: 0; left: 0; right: 0;
  background: var(--white);
  z-index: 99;
  padding: 88px 24px 24px;
  flex-direction: column; gap: 4px;
  border-bottom: 1px solid var(--ink-200);
  transform: translateY(-100%);
  transition: transform 260ms var(--ease-standard);
}
.nav-drawer.is-open { transform: translateY(0); }
.nav-drawer a {
  padding: 16px 12px;
  font-family: var(--font-jp); font-size: 18px;
  color: var(--is-navy); text-decoration: none;
  border-bottom: 1px solid var(--ink-100);
}
.nav-drawer-cta {
  margin-top: 12px; background: var(--is-navy); color: var(--white) !important;
  text-align: center; border-radius: 999px; border: none !important;
  font-family: var(--font-latin); letter-spacing: 0.1em;
}

/* ---------- Variants ---------- */
.variant { display: none; }
.variant.active { display: block; }

/* ---------- Section tag / title (shared) ---------- */
.section-tag {
  font-family: var(--font-latin);
  font-size: 12px; letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--is-orange);
  font-weight: 600;
  padding-top: 8px;
  border-top: 1.5px solid var(--is-orange);
}
.section-title {
  font-family: var(--font-jp);
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 900;
  color: var(--is-navy);
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin: 0;
}

/* ============================================================
   V1 ─ EDITORIAL SPLIT
   ============================================================ */

/* Hero */
.v1-hero { padding: 120px 0 100px; border-bottom: 1px solid var(--ink-200); }
.v1-hero-grid {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 60px;
  align-items: start;
}
.v1-hero-meta { position: sticky; top: 120px; }
.v1-hero-num {
  font-family: var(--font-latin);
  font-size: 12px; letter-spacing: 0.3em;
  color: var(--is-orange); font-weight: 600;
  padding-top: 8px; border-top: 1.5px solid var(--is-orange);
  margin-bottom: 24px;
}
.v1-hero-eyebrow {
  font-family: var(--font-latin);
  font-size: 40px; font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--is-navy);
}
.v1-hero-title {
  font-family: var(--font-jp);
  font-size: clamp(44px, 6vw, 84px);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin: 0 0 40px 0;
}
.v1-hero-title em {
  font-style: normal; position: relative; display: inline-block;
}
.v1-hero-title em::after {
  content: ''; position: absolute;
  left: 0; right: 0; bottom: 6px; height: 16px;
  background: var(--is-yellow);
  z-index: -1;
}
.v1-hero-lede {
  font-family: var(--font-jp);
  font-size: 18px; line-height: 2;
  color: var(--is-navy-2);
  margin: 0 0 40px 0;
  max-width: 620px;
}
.v1-hero-lede strong { background: linear-gradient(transparent 60%, var(--is-yellow) 60%); padding: 0 2px; font-weight: 700; }
.v1-hero-jump { display: flex; gap: 20px; flex-wrap: wrap; }
.v1-hero-jump a {
  font-family: var(--font-latin);
  font-size: 13px; letter-spacing: 0.15em;
  color: var(--is-navy); text-decoration: none;
  padding: 12px 22px;
  border: 1.5px solid var(--is-navy);
  border-radius: 999px;
  transition: all 200ms var(--ease-standard);
}
.v1-hero-jump a:hover { background: var(--is-navy); color: var(--white); }

/* Service block */
.v1-svc { padding: 140px 0; border-bottom: 1px solid var(--ink-200); }
.v1-svc-alt { background: var(--ink-50); }
.v1-svc-head {
  display: grid;
  grid-template-columns: 120px 1fr auto;
  align-items: baseline;
  gap: 32px;
  padding-bottom: 28px;
  margin-bottom: 80px;
  border-bottom: 2px solid var(--is-navy);
}
.v1-svc-num {
  font-family: var(--font-latin);
  font-size: 64px; font-weight: 700;
  line-height: 1; color: var(--is-orange);
  letter-spacing: -0.02em;
}
.v1-svc-en {
  font-family: var(--font-latin);
  font-size: 12px; letter-spacing: 0.3em;
  color: var(--ink-500); text-transform: uppercase;
  grid-row: 1; grid-column: 3;
  justify-self: end;
}
.v1-svc-title {
  font-family: var(--font-jp);
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 900; letter-spacing: -0.03em;
  margin: 0; line-height: 1.1;
}
.v1-svc-tag {
  font-family: var(--font-jp);
  font-size: 15px; color: var(--ink-700);
  margin: 12px 0 0 0;
  grid-column: 2;
}

.v1-svc-grid {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 80px;
  align-items: start;
}
.v1-svc-side { position: sticky; top: 120px; }
.v1-meta-block {
  padding: 20px 0;
  border-top: 1px solid var(--ink-200);
}
.v1-meta-block:last-child { border-bottom: 1px solid var(--ink-200); }
.v1-meta-label {
  font-family: var(--font-latin);
  font-size: 11px; letter-spacing: 0.25em;
  color: var(--is-orange); font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.v1-meta-block p {
  font-size: 16px; line-height: 1.9;
  margin: 0; color: var(--is-navy-2);
}

.v1-svc-main { min-width: 0; }
.v1-pull {
  font-family: var(--font-jp);
  font-size: 24px;
  line-height: 1.7;
  font-weight: 500;
  margin: 0 0 48px 0;
  padding: 28px 32px;
  border-left: 4px solid var(--is-orange);
  background: var(--white);
  color: var(--is-navy);
}
.v1-svc-alt .v1-pull { background: #fff; }
.v1-pull strong { background: linear-gradient(transparent 65%, var(--is-yellow) 65%); padding: 0 2px; font-weight: 700; }
.v1-pull em { font-style: normal; font-weight: 800; color: var(--is-orange); font-family: var(--font-latin); }

.v1-prose p {
  font-size: 18px; line-height: 2;
  margin: 0 0 20px 0;
  color: var(--is-navy-2);
}
.v1-prose p strong { color: var(--is-navy); font-weight: 700; }
.v1-h3 {
  font-family: var(--font-jp);
  font-size: 22px; font-weight: 800;
  margin: 56px 0 24px 0;
  padding-left: 16px;
  border-left: 4px solid var(--is-navy);
}
.v1-list {
  list-style: none; padding: 0; margin: 0;
  counter-reset: v1list;
}
.v1-list li {
  counter-increment: v1list;
  padding: 16px 0 16px 48px;
  border-bottom: 1px solid var(--ink-200);
  font-size: 18px; line-height: 1.8;
  position: relative;
}
.v1-list li::before {
  content: counter(v1list, decimal-leading-zero);
  position: absolute; left: 0; top: 16px;
  font-family: var(--font-latin);
  font-size: 12px; letter-spacing: 0.15em;
  color: var(--is-orange); font-weight: 700;
}
.v1-list li strong { color: var(--is-navy); font-weight: 700; }

.v1-flow { list-style: none; padding: 0; margin: 0; }
.v1-flow li {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px solid var(--ink-200);
}
.v1-flow li span {
  font-family: var(--font-latin);
  font-size: 28px; font-weight: 700;
  color: var(--is-orange); line-height: 1;
  padding-top: 2px;
}
.v1-flow li b {
  display: block;
  font-family: var(--font-jp);
  font-size: 17px; font-weight: 700;
  margin-bottom: 4px;
}
.v1-flow li p {
  font-size: 16px; line-height: 1.8;
  color: var(--ink-700); margin: 0;
}

.v1-case {
  margin-top: 24px;
  background: var(--is-navy);
  color: var(--white);
  padding: 36px 36px 40px;
}
.v1-svc-alt .v1-case { background: var(--is-navy); }
.v1-case header {
  display: flex; justify-content: space-between;
  align-items: baseline;
  padding-bottom: 20px; margin-bottom: 20px;
  border-bottom: 1px solid rgba(255,255,255,0.2);
}
.v1-case-tag {
  font-family: var(--font-latin);
  font-size: 11px; letter-spacing: 0.2em;
  color: rgba(255,255,255,0.7);
  text-transform: uppercase;
}
.v1-case-id {
  font-family: var(--font-latin);
  font-size: 20px; font-weight: 700;
  color: var(--is-yellow);
}
.v1-case-issue, .v1-case-result {
  font-size: 18px; line-height: 2;
  margin: 0 0 16px 0;
  color: rgba(255,255,255,0.9);
}
.v1-case-result { margin-top: 16px; margin-bottom: 0; }
.v1-case-issue b, .v1-case-result b {
  display: inline-block;
  font-family: var(--font-latin);
  font-size: 11px; letter-spacing: 0.2em;
  color: var(--is-yellow);
  padding: 3px 8px;
  border: 1px solid rgba(255, 217, 61, 0.4);
  margin-right: 10px;
}
.v1-case-result em {
  font-style: normal; font-weight: 800;
  color: var(--is-yellow);
  font-family: var(--font-latin);
  font-size: 20px;
}

/* 2 types (v1) */
.v1-types { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.v1-types > div {
  padding: 28px;
  background: var(--white);
  border: 1px solid var(--ink-200);
}
.v1-svc-alt .v1-types > div { background: var(--white); }
.v1-type-tag {
  display: inline-block;
  font-family: var(--font-latin);
  font-size: 11px; letter-spacing: 0.25em;
  color: var(--is-orange); font-weight: 700;
  padding: 4px 10px;
  border: 1px solid var(--is-orange);
  margin-bottom: 16px;
}
.v1-types h4 {
  font-family: var(--font-jp);
  font-size: 20px; font-weight: 800;
  margin: 0 0 12px 0; letter-spacing: -0.01em;
}
.v1-types p {
  font-size: 16px; line-height: 1.9;
  margin: 0; color: var(--is-navy-2);
}
.v1-types p b { color: var(--is-navy); font-weight: 700; }

/* Coverage (v1) */
.v1-coverage { padding: 140px 0; border-bottom: 1px solid var(--ink-200); }
.v1-coverage-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; margin-top: 40px; }
.v1-cov-label {
  font-family: var(--font-latin);
  font-size: 11px; letter-spacing: 0.3em;
  color: var(--is-orange); font-weight: 700;
  text-transform: uppercase;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--is-navy);
  margin-bottom: 24px;
}
.v1-coverage-grid ul { list-style: none; padding: 0; margin: 0; columns: 2; column-gap: 24px; }
.v1-coverage-grid ul li {
  padding: 14px 0;
  font-family: var(--font-jp);
  font-size: 18px; font-weight: 500;
  border-bottom: 1px solid var(--ink-200);
  break-inside: avoid;
}
.v1-cov-note {
  font-size: 15px; line-height: 1.8;
  color: var(--ink-500);
  margin: 24px 0 0 0;
}

/* ============================================================
   V2 ─ DIAGRAM-FIRST
   ============================================================ */

/* Hero */
.v2-hero {
  padding: 140px 0 100px;
  background: linear-gradient(180deg, var(--ink-50) 0%, var(--white) 100%);
}
.v2-hero-tag {
  font-family: var(--font-latin);
  font-size: 12px; letter-spacing: 0.3em;
  color: var(--is-orange); font-weight: 600;
  padding-top: 8px;
  border-top: 1.5px solid var(--is-orange);
  display: inline-block;
  padding-right: 40px;
  margin-bottom: 40px;
}
.v2-hero-title {
  font-family: var(--font-jp);
  font-size: clamp(40px, 6vw, 84px);
  font-weight: 900; letter-spacing: -0.03em;
  line-height: 1.1; margin: 0 0 40px 0;
}
.v2-hero-title em {
  font-style: normal; position: relative; display: inline-block;
  color: var(--is-orange);
}
.v2-hero-lede {
  font-family: var(--font-jp);
  font-size: 18px; line-height: 2;
  color: var(--is-navy-2);
  max-width: 720px;
  margin: 0 0 60px 0;
}

.v2-hero-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.v2-hero-card {
  position: relative;
  padding: 40px 40px 48px;
  background: var(--white);
  border: 1.5px solid var(--ink-200);
  text-decoration: none !important;
  color: var(--is-navy);
  transition: all 260ms var(--ease-standard);
  overflow: hidden;
}
.v2-hero-card::before {
  content: ''; position: absolute; top: 0; left: 0;
  width: 6px; height: 100%; background: var(--is-orange);
}
.v2-hero-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 48px rgba(6,14,41,0.10);
}
.v2-hc-num {
  font-family: var(--font-latin);
  font-size: 14px; font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--is-orange);
  margin-bottom: 16px;
}
.v2-hero-card h3 {
  font-family: var(--font-jp);
  font-size: 28px; font-weight: 800;
  margin: 0 0 8px 0; letter-spacing: -0.02em;
}
.v2-hero-card p {
  font-size: 18px; line-height: 1.8;
  color: var(--ink-700); margin: 0;
}
.v2-hc-arrow {
  position: absolute; right: 28px; bottom: 24px;
  font-family: var(--font-latin);
  font-size: 24px; color: var(--is-navy);
  transition: transform 240ms var(--ease-standard);
}
.v2-hero-card:hover .v2-hc-arrow { transform: translateY(4px); color: var(--is-orange); }

/* Service */
.v2-svc { padding: 140px 0; }
.v2-svc-dark { background: var(--is-navy); color: var(--white); }
.v2-svc-dark .v2-svc-title { color: var(--white); }
.v2-svc-dark .v2-svc-sub { color: rgba(255,255,255,0.7); }
.v2-svc-dark .v2-svc-num { color: var(--is-yellow); }
.v2-svc-dark .v2-h3 { color: var(--white); border-color: var(--is-yellow); }

.v2-svc-head {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 32px;
  align-items: start;
  margin-bottom: 80px;
}
.v2-svc-head .v2-svc-num { grid-column: 1; grid-row: 1 / span 2; }
.v2-svc-head .v2-svc-title { grid-column: 2; grid-row: 1; }
.v2-svc-head .v2-svc-sub { grid-column: 2; grid-row: 2; }
.v2-svc-num {
  font-family: var(--font-latin);
  font-size: 96px; font-weight: 700;
  line-height: 0.9; color: var(--is-orange);
  letter-spacing: -0.03em;
}
.v2-svc-title {
  font-family: var(--font-jp);
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 900; letter-spacing: -0.03em;
  margin: 0 0 10px 0; line-height: 1.1;
}
.v2-svc-sub {
  font-family: var(--font-jp);
  font-size: 18px; color: var(--ink-700);
  margin: 0;
}

/* Before / After diagram */
.v2-ba {
  display: grid;
  grid-template-columns: 1fr 80px 1fr;
  align-items: stretch;
  margin-bottom: 100px;
  gap: 0;
}
.v2-ba-col {
  padding: 40px 40px 48px;
  border: 1.5px solid var(--ink-200);
  background: var(--white);
  position: relative;
}
.v2-svc-dark .v2-ba-col { background: var(--is-navy-2); border-color: rgba(255,255,255,0.15); }
.v2-ba-before { border-right: none; }
.v2-ba-after {
  border-left: none;
  background: var(--is-navy);
  color: var(--white);
  border-color: var(--is-navy);
}
.v2-svc-dark .v2-ba-after {
  background: var(--is-orange); color: var(--white); border-color: var(--is-orange);
}
.v2-ba-label {
  font-family: var(--font-latin);
  font-size: 11px; letter-spacing: 0.3em;
  color: var(--is-orange); font-weight: 700;
  text-transform: uppercase; margin-bottom: 16px;
}
.v2-ba-after .v2-ba-label { color: var(--is-yellow); }
.v2-svc-dark .v2-ba-before .v2-ba-label { color: var(--is-yellow); }
.v2-svc-dark .v2-ba-after .v2-ba-label { color: var(--white); }
.v2-ba-headline {
  font-family: var(--font-jp);
  font-size: 28px; font-weight: 800;
  margin-bottom: 24px; letter-spacing: -0.02em;
  line-height: 1.3;
}
.v2-ba-col ul { list-style: none; padding: 0; margin: 0 0 28px 0; }
.v2-ba-col ul li {
  padding: 14px 0 14px 24px;
  font-size: 18px; line-height: 1.8;
  position: relative;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}
.v2-ba-after ul li, .v2-svc-dark .v2-ba-col ul li { border-bottom-color: rgba(255,255,255,0.1); }
.v2-ba-col ul li::before {
  content: '—'; position: absolute; left: 0; top: 12px;
  color: var(--is-orange); font-weight: 700;
}
.v2-ba-after ul li::before { color: var(--is-yellow); }
.v2-ba-stat {
  display: flex; align-items: baseline; gap: 12px;
  padding-top: 24px;
  border-top: 2px solid var(--ink-200);
}
.v2-svc-dark .v2-ba-stat { border-top-color: rgba(255,255,255,0.2); }
.v2-ba-after .v2-ba-stat { border-top-color: rgba(255,255,255,0.2); }
.v2-ba-stat b {
  font-family: var(--font-latin);
  font-size: 52px; font-weight: 700;
  color: var(--is-orange); line-height: 1;
  letter-spacing: -0.03em;
}
.v2-ba-stat-after b { color: var(--is-yellow); }
.v2-ba-stat span {
  font-family: var(--font-jp);
  font-size: 15px; line-height: 1.5;
  color: var(--ink-700);
}
.v2-ba-after .v2-ba-stat span { color: rgba(255,255,255,0.75); }
.v2-svc-dark .v2-ba-stat span { color: rgba(255,255,255,0.7); }

.v2-ba-arrow {
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-latin);
  font-size: 40px;
  color: var(--is-orange);
  font-weight: 700;
  border-top: 1.5px solid var(--ink-200);
  border-bottom: 1.5px solid var(--ink-200);
}
.v2-svc-dark .v2-ba-arrow { color: var(--is-yellow); border-color: rgba(255,255,255,0.15); }

/* Redef diagram (v2 / service 02) */
.v2-redef {
  display: grid;
  grid-template-columns: 1fr 200px 1fr;
  gap: 0; align-items: stretch;
  margin-bottom: 100px;
}
.v2-redef-card {
  padding: 48px 40px;
  border: 1.5px solid rgba(255,255,255,0.2);
  text-align: center;
}
.v2-redef-card-after {
  background: var(--is-orange);
  border-color: var(--is-orange);
}
.v2-rd-label {
  font-family: var(--font-latin);
  font-size: 11px; letter-spacing: 0.3em;
  color: var(--is-yellow); font-weight: 700;
  text-transform: uppercase; margin-bottom: 12px;
}
.v2-redef-card-after .v2-rd-label { color: var(--white); }
.v2-redef-card h4 {
  font-family: var(--font-jp);
  font-size: 28px; font-weight: 800;
  margin: 0 0 10px 0; letter-spacing: -0.02em;
  color: var(--white);
}
.v2-redef-card p {
  font-size: 18px; line-height: 1.8;
  color: rgba(255,255,255,0.85);
  margin: 0;
}
.v2-redef-card-after p { color: rgba(255,255,255,0.9); }
.v2-redef-arrow {
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  text-align: center; gap: 10px;
  padding: 0 16px;
}
.v2-rd-action-tag {
  font-family: var(--font-latin);
  font-size: 10px; letter-spacing: 0.25em;
  color: var(--is-yellow); font-weight: 700;
  padding: 4px 10px;
  border: 1px solid var(--is-yellow);
  text-transform: uppercase;
}
.v2-rd-action {
  font-family: var(--font-latin);
  font-size: 64px; color: var(--is-yellow);
  line-height: 1; font-weight: 300;
}
.v2-redef-arrow p {
  font-family: var(--font-jp);
  font-size: 14px; line-height: 1.6;
  color: rgba(255,255,255,0.75);
  margin: 0;
}

/* Steps */
.v2-h3 {
  font-family: var(--font-jp);
  font-size: 24px; font-weight: 800;
  margin: 0 0 32px 0;
  padding-left: 16px;
  border-left: 4px solid var(--is-navy);
}
.v2-steps {
  list-style: none; padding: 0;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  margin: 0 0 100px 0;
  counter-reset: v2step;
}
.v2-steps li {
  padding: 28px 24px;
  border-right: 1px solid var(--ink-200);
  position: relative;
}
.v2-svc-dark .v2-steps li { border-right-color: rgba(255,255,255,0.15); }
.v2-steps li:last-child { border-right: none; }
.v2-steps li::before {
  content: '';
  position: absolute;
  top: 50%; right: -8px;
  width: 16px; height: 16px;
  background: var(--is-orange);
  clip-path: polygon(0 0, 100% 50%, 0 100%);
  transform: translateY(-50%);
  z-index: 1;
}
.v2-svc-dark .v2-steps li::before { background: var(--is-yellow); }
.v2-steps li:last-child::before { display: none; }
.v2-step-no {
  font-family: var(--font-latin);
  font-size: 14px; font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--is-orange);
  margin-bottom: 12px;
}
.v2-svc-dark .v2-step-no { color: var(--is-yellow); }
.v2-steps h4 {
  font-family: var(--font-jp);
  font-size: 18px; font-weight: 800;
  margin: 0 0 8px 0; letter-spacing: -0.01em;
}
.v2-steps p {
  font-size: 15px; line-height: 1.7;
  color: var(--ink-700); margin: 0;
}
.v2-svc-dark .v2-steps p { color: rgba(255,255,255,0.7); }

/* Types (v2) */
.v2-types { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 100px; }
.v2-type {
  padding: 40px;
  background: var(--is-navy-2);
  border: 1px solid rgba(255,255,255,0.15);
  position: relative;
}
.v2-type-tag {
  display: inline-block;
  font-family: var(--font-latin);
  font-size: 11px; letter-spacing: 0.25em;
  color: var(--is-yellow); font-weight: 700;
  padding: 4px 10px;
  border: 1px solid var(--is-yellow);
  margin-bottom: 20px;
}
.v2-type h4 {
  font-family: var(--font-jp);
  font-size: 26px; font-weight: 800;
  color: var(--white);
  margin: 0 0 14px 0; letter-spacing: -0.02em;
}
.v2-type-lede {
  font-size: 18px; line-height: 1.9;
  color: rgba(255,255,255,0.88);
  margin: 0 0 24px 0;
}
.v2-type ul { list-style: none; padding: 0; margin: 0 0 24px 0; }
.v2-type ul li {
  padding: 14px 0 14px 24px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  font-size: 17px; line-height: 1.8;
  color: rgba(255,255,255,0.88);
  position: relative;
}
.v2-type ul li::before {
  content: '→';
  position: absolute; left: 0; top: 11px;
  color: var(--is-yellow); font-weight: 700;
}
.v2-type ul li b { color: var(--is-yellow); font-family: var(--font-latin); font-weight: 700; }
.v2-type-meta {
  font-family: var(--font-latin);
  font-size: 12px; letter-spacing: 0.2em;
  color: rgba(255,255,255,0.6);
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,0.15);
}

/* Case (v2) */
.v2-case {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 0;
  margin-top: 60px;
}
.v2-case-meta {
  padding: 40px;
  background: var(--is-navy);
  color: var(--white);
}
.v2-svc-dark .v2-case-meta { background: var(--is-navy-2); }
.v2-case-meta span {
  font-family: var(--font-latin);
  font-size: 11px; letter-spacing: 0.3em;
  color: var(--is-yellow); font-weight: 700;
  margin-bottom: 12px; display: block;
}
.v2-case-meta h4 {
  font-family: var(--font-jp);
  font-size: 22px; font-weight: 800;
  margin: 0 0 8px 0; letter-spacing: -0.02em;
}
.v2-case-meta p {
  font-size: 15px; line-height: 1.8;
  color: rgba(255,255,255,0.75); margin: 0;
}
.v2-case-result {
  padding: 40px;
  background: var(--is-orange);
  color: var(--white);
  display: flex; flex-direction: column; justify-content: center;
}
.v2-case-num {
  display: flex; align-items: baseline; gap: 8px;
  margin-bottom: 16px;
}
.v2-case-num b {
  font-family: var(--font-latin);
  font-size: 72px; font-weight: 700;
  line-height: 1; letter-spacing: -0.03em;
  color: var(--white);
}
.v2-case-num span {
  font-family: var(--font-jp);
  font-size: 18px; font-weight: 700;
}
.v2-case-result p {
  font-size: 18px; line-height: 1.9;
  margin: 0; color: rgba(255,255,255,0.95);
}

/* Coverage (v2) */
.v2-coverage { padding: 140px 0; background: var(--ink-50); }
.v2-cov-title {
  font-family: var(--font-jp);
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 900;
  letter-spacing: -0.02em;
  margin: 0 0 48px 0;
}
.v2-cov-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 48px;
}
.v2-cov-tile {
  padding: 32px 20px;
  background: var(--white);
  border: 1px solid var(--ink-200);
  text-align: center;
  transition: all 200ms var(--ease-standard);
}
.v2-cov-tile:hover { background: var(--is-navy); color: var(--white); border-color: var(--is-navy); }
.v2-cov-tile span {
  font-family: var(--font-jp);
  font-size: 18px; font-weight: 700;
}
.v2-cov-scale {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.v2-cov-scale > div {
  padding: 32px 20px;
  background: var(--is-navy);
  color: var(--white);
  text-align: center;
}
.v2-cov-scale b {
  display: block;
  font-family: var(--font-latin);
  font-size: 32px; font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--is-yellow);
  margin-bottom: 4px;
}
.v2-cov-scale span {
  font-family: var(--font-jp);
  font-size: 14px;
  color: rgba(255,255,255,0.75);
}

/* ============================================================
   V3 ─ INDEX VERTICAL
   ============================================================ */

.v3-hero { padding: 120px 0 100px; border-bottom: 1px solid var(--ink-200); }
.v3-hero .wrap {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 80px;
  align-items: start;
}
.v3-index { position: sticky; top: 120px; }
.v3-idx-tag {
  font-family: var(--font-latin);
  font-size: 11px; letter-spacing: 0.3em;
  color: var(--is-orange); font-weight: 700;
  padding-top: 8px;
  border-top: 1.5px solid var(--is-orange);
  margin-bottom: 20px;
  text-transform: uppercase;
}
.v3-index ol {
  list-style: none; padding: 0; margin: 0;
  counter-reset: v3idx;
}
.v3-index li { border-top: 1px solid var(--ink-200); }
.v3-index li:last-child { border-bottom: 1px solid var(--ink-200); }
.v3-index a {
  display: grid;
  grid-template-columns: 40px 1fr;
  align-items: baseline;
  gap: 16px;
  padding: 14px 0;
  color: var(--is-navy);
  text-decoration: none;
  font-family: var(--font-jp);
  font-size: 17px; font-weight: 700;
  transition: color 200ms var(--ease-standard);
}
.v3-index a span {
  font-family: var(--font-latin);
  font-size: 12px; letter-spacing: 0.15em;
  color: var(--is-orange); font-weight: 700;
}
.v3-index a:hover { color: var(--is-orange); }

.v3-hero-tag {
  font-family: var(--font-latin);
  font-size: 12px; letter-spacing: 0.3em;
  color: var(--is-orange); font-weight: 600;
  padding-top: 8px;
  border-top: 1.5px solid var(--is-orange);
  display: inline-block;
  padding-right: 40px;
  margin-bottom: 32px;
}
.v3-hero-title {
  font-family: var(--font-jp);
  font-size: clamp(44px, 6vw, 88px);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin: 0 0 40px 0;
}
.v3-hero-title em {
  font-style: normal;
  color: var(--is-orange);
}
.v3-hero-lede {
  font-family: var(--font-jp);
  font-size: 18px; line-height: 2;
  color: var(--is-navy-2);
  max-width: 640px;
  margin: 0;
}

/* Chapter */
.v3-chapter { padding: 140px 0; border-bottom: 1px solid var(--ink-200); }
.v3-chapter-alt { background: var(--is-navy); color: var(--white); }
.v3-chapter-alt .v3-ch-title { color: var(--white); }
.v3-chapter-alt .v3-ch-sub { color: rgba(255,255,255,0.7); }
.v3-chapter-alt .v3-ch-bignum { color: var(--is-yellow); }
.v3-chapter-alt .v3-ch-en { color: rgba(255,255,255,0.5); }
.v3-chapter-alt .v3-ch-vline { background: rgba(255,255,255,0.2); }
.v3-chapter-alt .v3-ch-section { border-top-color: rgba(255,255,255,0.15); }
.v3-chapter-alt .v3-ch-section h3 { color: var(--white); }
.v3-chapter-alt .v3-ch-section p, .v3-chapter-alt .v3-ch-section li { color: rgba(255,255,255,0.85); }
.v3-chapter-alt .v3-ch-num { color: var(--is-yellow); border-color: var(--is-yellow); }
.v3-chapter-alt .v3-ch-eyebrow { color: var(--is-yellow); border-top-color: var(--is-yellow); }
.v3-chapter-alt .v3-flow div { background: var(--is-navy-2); border-color: rgba(255,255,255,0.15); }
.v3-chapter-alt .v3-flow div span { color: var(--is-yellow); }
.v3-chapter-alt .v3-flow-note { color: rgba(255,255,255,0.6); }
.v3-chapter-alt .v3-case { background: var(--is-navy-2); border-color: rgba(255,255,255,0.15); }
.v3-chapter-alt .v3-case-id { color: var(--is-yellow); }
.v3-chapter-alt .v3-types > div { background: var(--is-navy-2); border-color: rgba(255,255,255,0.15); }
.v3-chapter-alt .v3-type-tag { color: var(--is-yellow); border-color: var(--is-yellow); }

.v3-chapter .wrap {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 80px;
  align-items: start;
}
.v3-ch-rail {
  position: sticky; top: 120px;
  display: flex; flex-direction: column;
  align-items: flex-start;
  gap: 24px;
}
.v3-ch-bignum {
  font-family: var(--font-latin);
  font-size: 180px;
  font-weight: 700;
  line-height: 0.85;
  color: var(--is-orange);
  letter-spacing: -0.05em;
}
.v3-ch-vline {
  width: 1px; height: 120px;
  background: var(--ink-300);
}
.v3-ch-en {
  font-family: var(--font-latin);
  font-size: 11px; letter-spacing: 0.3em;
  color: var(--ink-500); font-weight: 700;
  writing-mode: vertical-rl;
}

.v3-ch-body { min-width: 0; }
.v3-ch-eyebrow {
  font-family: var(--font-latin);
  font-size: 11px; letter-spacing: 0.3em;
  color: var(--is-orange); font-weight: 700;
  padding-top: 8px;
  border-top: 1.5px solid var(--is-orange);
  margin-bottom: 16px;
  text-transform: uppercase;
}
.v3-ch-title {
  font-family: var(--font-jp);
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin: 0 0 12px 0;
}
.v3-ch-sub {
  font-family: var(--font-jp);
  font-size: 18px;
  color: var(--ink-700);
  margin: 0 0 60px 0;
}

.v3-ch-section {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 32px;
  padding: 48px 0;
  border-top: 1px solid var(--ink-200);
  align-items: start;
}
.v3-ch-num {
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  border: 1.5px solid var(--is-orange);
  color: var(--is-orange);
  font-family: var(--font-latin);
  font-size: 14px; font-weight: 700;
  letter-spacing: 0.1em;
  border-radius: 999px;
  text-transform: lowercase;
}
.v3-ch-section h3 {
  font-family: var(--font-jp);
  font-size: 22px; font-weight: 800;
  margin: 0 0 16px 0; letter-spacing: -0.01em;
  line-height: 1.4;
  padding-top: 4px;
}
.v3-ch-section p {
  font-family: var(--font-jp);
  font-size: 18px; line-height: 2;
  color: var(--is-navy-2); margin: 0 0 16px 0;
}
.v3-ch-section p b { color: var(--is-navy); font-weight: 700; }

.v3-list { list-style: none; padding: 0; margin: 0; }
.v3-list li {
  padding: 16px 0 16px 28px;
  border-bottom: 1px solid var(--ink-200);
  font-size: 18px; line-height: 1.8;
  position: relative;
}
.v3-chapter-alt .v3-list li { border-bottom-color: rgba(255,255,255,0.15); }
.v3-list li::before {
  content: '—'; position: absolute; left: 0; top: 14px;
  color: var(--is-orange); font-weight: 700;
}
.v3-chapter-alt .v3-list li::before { color: var(--is-yellow); }
.v3-list li b { color: var(--is-navy); font-weight: 700; }
.v3-chapter-alt .v3-list li b { color: var(--white); }

.v3-flow {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  margin-top: 8px;
}
.v3-flow > div {
  padding: 20px 16px;
  border: 1px solid var(--ink-200);
  background: var(--white);
  color: var(--is-navy);
  font-family: var(--font-jp);
  font-size: 15px; font-weight: 700;
  line-height: 1.5;
}
.v3-flow > div span {
  display: block;
  font-family: var(--font-latin);
  font-size: 12px; letter-spacing: 0.2em;
  color: var(--is-orange); font-weight: 700;
  margin-bottom: 8px;
}
.v3-flow-note {
  font-size: 15px !important;
  color: var(--ink-500) !important;
  margin-top: 16px !important;
}

.v3-types { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.v3-types > div {
  padding: 28px;
  border: 1px solid var(--ink-200);
  background: var(--white);
}
.v3-type-tag {
  display: inline-block;
  font-family: var(--font-latin);
  font-size: 11px; letter-spacing: 0.25em;
  color: var(--is-orange); font-weight: 700;
  padding: 3px 8px;
  border: 1px solid var(--is-orange);
  margin-bottom: 14px;
}
.v3-types h4 {
  font-family: var(--font-jp);
  font-size: 20px; font-weight: 800;
  margin: 0 0 10px 0; letter-spacing: -0.01em;
}
.v3-types p {
  font-size: 18px !important; line-height: 1.9 !important;
  margin: 0 !important;
}
.v3-chapter:not(.v3-chapter-alt) .v3-types p { color: var(--is-navy-2); }
.v3-chapter-alt .v3-types p { color: rgba(255,255,255,0.88); }
.v3-chapter-alt .v3-types h4 { color: var(--white); }
.v3-chapter-alt .v3-types p b { color: var(--white); }

.v3-case {
  padding: 32px;
  background: var(--ink-50);
  border: 1px solid var(--ink-200);
}
.v3-case-meta {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 20px; align-items: baseline;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--ink-200);
  margin-bottom: 20px;
}
.v3-chapter-alt .v3-case-meta { border-bottom-color: rgba(255,255,255,0.15); }
.v3-case-id {
  font-family: var(--font-latin);
  font-size: 24px; font-weight: 700;
  color: var(--is-orange);
  letter-spacing: -0.01em;
}
.v3-case-meta p {
  font-size: 15px !important; margin: 0 !important;
  color: var(--ink-700) !important;
}
.v3-chapter-alt .v3-case-meta p { color: rgba(255,255,255,0.7) !important; }
.v3-case-issue {
  font-size: 18px !important; line-height: 1.9 !important;
  margin-bottom: 20px !important;
}
.v3-chapter:not(.v3-chapter-alt) .v3-case-issue { color: var(--is-navy-2); }
.v3-chapter-alt .v3-case-issue { color: rgba(255,255,255,0.88) !important; }
.v3-case-issue b {
  display: inline-block;
  font-family: var(--font-latin);
  font-size: 10px !important; letter-spacing: 0.2em;
  color: var(--is-orange) !important;
  padding: 3px 8px;
  border: 1px solid var(--is-orange);
  margin-right: 10px;
  font-weight: 700;
}
.v3-chapter-alt .v3-case-issue b { color: var(--is-yellow) !important; border-color: var(--is-yellow); }
.v3-case-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  padding-top: 16px;
  border-top: 1px dashed var(--ink-300);
}
.v3-chapter-alt .v3-case-grid { border-top-color: rgba(255,255,255,0.2); }
.v3-case-grid > div { padding: 0; }
.v3-case-grid b {
  display: block;
  font-family: var(--font-latin);
  font-size: 40px; font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--is-navy);
  line-height: 1;
}
.v3-chapter-alt .v3-case-grid b { color: var(--is-yellow); }
.v3-case-grid b small {
  font-size: 16px; font-weight: 700;
  margin-left: 4px;
}
.v3-case-grid span {
  display: block;
  font-family: var(--font-jp);
  font-size: 14px; color: var(--ink-700);
  margin-top: 6px; line-height: 1.6;
}
.v3-chapter-alt .v3-case-grid span { color: rgba(255,255,255,0.7); }

/* Coverage (v3) */
.v3-cov-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; margin-top: 8px; }
.v3-cov-grid h4 {
  font-family: var(--font-jp);
  font-size: 18px; font-weight: 800;
  margin: 0 0 20px 0;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--is-navy);
}
.v3-cov-list { list-style: none; padding: 0; margin: 0; columns: 2; column-gap: 20px; }
.v3-cov-list li {
  padding: 14px 0;
  font-family: var(--font-jp);
  font-size: 18px; font-weight: 500;
  border-bottom: 1px solid var(--ink-200);
  break-inside: avoid;
}
.v3-cov-scale { list-style: none; padding: 0; margin: 0; }
.v3-cov-scale li {
  display: grid;
  grid-template-columns: 100px 1fr;
  align-items: baseline;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--ink-200);
}
.v3-cov-scale li b {
  font-family: var(--font-latin);
  font-size: 22px; font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--is-orange);
}
.v3-cov-scale li span {
  font-family: var(--font-jp);
  font-size: 16px; color: var(--ink-700);
}
.v3-cov-note {
  font-size: 15px !important;
  color: var(--ink-500) !important;
  margin-top: 20px !important;
  line-height: 1.7 !important;
}
.v3-chapter-alt .v3-cov-note { color: rgba(255,255,255,0.65) !important; }

/* === Coverage per-service sub-header (V1/V2/V3) === */
.v1-cov-svc { margin-bottom: 80px; }
.v1-cov-svc:last-child { margin-bottom: 0; }
.v1-cov-svc-head {
  display: flex; align-items: baseline; gap: 20px;
  padding-bottom: 18px;
  margin-bottom: 32px;
  border-bottom: 1px solid var(--is-navy);
}
.v1-cov-svc-num {
  font-family: var(--font-latin);
  font-size: 44px; font-weight: 300;
  color: var(--is-orange);
  letter-spacing: -0.02em; line-height: 1;
}
.v1-cov-svc h3 {
  font-family: var(--font-jp);
  font-size: 26px; font-weight: 700;
  margin: 0; color: var(--is-navy);
  letter-spacing: 0.02em;
}

/* In-service coverage block */
.v2-svc-dark .v2-redef-card h4,
.v2-svc-dark .v2-type h4 { color: var(--white); }

.v2-svc-sub {
  font-family: var(--font-jp);
  font-size: 18px; color: var(--ink-700);
  margin: 0;
  display: flex; align-items: baseline;
  flex-wrap: wrap;
  gap: 14px;
}
.v2-svc-sub-en {
  font-family: var(--font-latin);
  font-size: 14px; font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--ink-500);
  text-transform: none;
}
.v2-svc-sub-sep {
  color: var(--ink-300);
  font-size: 14px;
}
.v2-svc-sub-jp {
  font-size: 18px;
  color: var(--ink-700);
}
.v2-svc-dark .v2-svc-sub-en { color: rgba(255,255,255,0.55); }
.v2-svc-dark .v2-svc-sub-sep { color: rgba(255,255,255,0.3); }
.v2-svc-dark .v2-svc-sub-jp { color: rgba(255,255,255,0.85); }

/* Criteria list (BPO coverage) */
.v2-cov-criteria {
  list-style: none; padding: 0; margin: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.v2-cov-criteria li {
  display: flex; align-items: baseline; gap: 20px;
  padding: 28px 32px;
  background: var(--white);
  border: 1.5px solid var(--ink-200);
}
.v2-cov-criteria-num {
  font-family: var(--font-latin);
  font-size: 32px; font-weight: 300;
  color: var(--is-orange);
  letter-spacing: -0.02em; line-height: 1;
}
.v2-cov-criteria-text {
  font-family: var(--font-jp);
  font-size: 18px; font-weight: 500;
  color: var(--is-navy);
  line-height: 1.5;
}
.v2-cov-criteria-text b {
  font-size: 24px; font-weight: 800;
  color: var(--is-navy);
  margin: 0 4px;
}

/* Coverage headline (商材構築支援) */
.v2-cov-headline {
  display: flex; gap: 24px; align-items: baseline;
  padding: 32px;
  background: var(--is-navy-2);
  border: 1px solid rgba(255,255,255,0.15);
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.v2-cov-headline-tag {
  font-family: var(--font-latin);
  font-size: 11px; letter-spacing: 0.3em;
  color: var(--is-yellow); font-weight: 700;
  text-transform: uppercase;
  flex: 0 0 auto;
}
.v2-cov-headline p {
  flex: 1 1 auto;
  font-family: var(--font-jp);
  font-size: 20px; line-height: 1.7; font-weight: 500;
  color: var(--white);
  margin: 0;
}
.v2-cov-headline p b {
  color: var(--is-yellow);
  font-weight: 800;
  margin: 0 4px;
}
.v2-cov-sublabel {
  font-family: var(--font-jp);
  font-size: 14px; font-weight: 600;
  color: rgba(255,255,255,0.6);
  margin-bottom: 16px;
  letter-spacing: 0.1em;
}

@media (max-width: 768px) {
  .v2-svc-sub { gap: 4px; }
  .v2-svc-sub-sep { display: none; }
  .v2-svc-sub-en { flex: 1 1 100%; font-size: 12px; }
  .v2-cov-criteria { grid-template-columns: 1fr; }
  .v2-cov-criteria li { padding: 20px; }
  .v2-cov-criteria-num { font-size: 24px; }
  .v2-cov-criteria-text { font-size: 15px; }
  .v2-cov-criteria-text b { font-size: 20px; }
  .v2-cov-headline { padding: 20px; flex-direction: column; gap: 12px; }
  .v2-cov-headline p { font-size: 16px; }
}

.v2-svc-coverage { margin-top: 96px; }
.v2-svc-coverage .v2-h3 { margin-bottom: 28px; }
.v2-svc-dark .v2-cov-tile {
  background: var(--is-navy-2);
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.15);
}
.v2-svc-dark .v2-cov-tile span { color: var(--white); }
.v2-svc-dark .v2-cov-tile:hover {
  background: var(--is-orange);
  color: var(--white);
  border-color: var(--is-orange);
}
.v2-svc-dark .v2-cov-scale > div {
  background: var(--is-navy-2);
  border: 1px solid rgba(255,255,255,0.15);
}
.v2-svc-dark .v2-cov-scale b { color: var(--is-yellow); }
.v2-svc-dark .v2-cov-scale span { color: rgba(255,255,255,0.7); }

.v2-cov-svc { margin-bottom: 80px; }
.v2-cov-svc:last-child { margin-bottom: 0; }
.v2-cov-svc-head {
  display: flex; align-items: baseline; gap: 20px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.v2-cov-svc-num {
  font-family: var(--font-latin);
  font-size: 56px; font-weight: 300;
  color: var(--is-orange);
  letter-spacing: -0.02em; line-height: 1;
}
.v2-cov-svc h3 {
  font-family: var(--font-jp);
  font-size: 28px; font-weight: 800;
  margin: 0; color: var(--is-navy);
  letter-spacing: 0.02em;
}
.v2-cov-svc-head p {
  flex: 1 1 auto;
  font-family: var(--font-jp);
  font-size: 16px; color: var(--ink-700);
  margin: 0; text-align: right;
}

.v3-cov-svc { margin-bottom: 100px; }
.v3-cov-svc:last-child { margin-bottom: 0; }
.v3-cov-svc-head {
  display: flex; align-items: baseline; gap: 20px;
  padding-bottom: 18px;
  margin-bottom: 36px;
  border-bottom: 1px solid var(--is-navy);
}
.v3-chapter-alt .v3-cov-svc-head { border-bottom-color: rgba(255,255,255,0.25); }
.v3-cov-svc-num {
  font-family: var(--font-latin);
  font-size: 36px; font-weight: 400;
  color: var(--is-orange);
  letter-spacing: -0.02em; line-height: 1;
}
.v3-chapter-alt .v3-cov-svc-num { color: var(--is-yellow); }
.v3-cov-svc h3 {
  font-family: var(--font-jp);
  font-size: 22px; font-weight: 700;
  margin: 0; color: var(--is-navy);
  letter-spacing: 0.02em;
}
.v3-chapter-alt .v3-cov-svc h3 { color: var(--white); }

@media (max-width: 768px) {
  .v1-cov-svc-num, .v2-cov-svc-num { font-size: 40px; }
  .v1-cov-svc h3, .v2-cov-svc h3 { font-size: 20px; }
  .v3-cov-svc h3 { font-size: 18px; }
  .v2-cov-svc-head p { text-align: left; flex: 1 1 100%; }
  .v1-cov-svc, .v2-cov-svc { margin-bottom: 56px; }
  .v3-cov-svc { margin-bottom: 64px; }
}

/* ============================================================
   Shared CTA
   ============================================================ */
.cta {
  padding: 160px 0;
  background: var(--is-navy);
  color: var(--white);
  position: relative;
}
.cta::before {
  content: ''; position: absolute;
  top: 0; left: 0; right: 0; height: 6px;
  background: var(--is-orange);
}
.cta-eyebrow {
  font-family: var(--font-latin);
  font-size: 12px; letter-spacing: 0.3em;
  color: var(--is-yellow);
  font-weight: 700; text-transform: uppercase;
  margin-bottom: 28px;
  display: flex; align-items: center; gap: 14px;
}
.cta-eyebrow::before { content: ''; width: 40px; height: 1.5px; background: var(--is-yellow); }
.cta-title {
  font-family: var(--font-jp);
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin: 0 0 40px 0;
  max-width: 1100px;
  color: var(--white);
}
.cta-lede {
  max-width: 560px;
  font-size: 16px; line-height: 1.9;
  color: rgba(255,255,255,0.8);
  margin: 0 0 56px 0;
}
.cta-btn {
  display: inline-flex; align-items: center; gap: 16px;
  padding: 22px 40px;
  background: var(--is-orange);
  color: var(--white);
  font-family: var(--font-latin);
  font-size: 14px; letter-spacing: 0.15em;
  font-weight: 700; text-decoration: none;
  border-radius: 999px;
  transition: gap 200ms var(--ease-standard), background 200ms var(--ease-standard);
}
.cta-btn:hover { gap: 24px; background: var(--is-yellow); color: var(--is-navy); }
.cta-btn::after { content: '→'; font-family: var(--font-latin); font-size: 18px; font-weight: 700; }

/* ============================================================
   Footer
   ============================================================ */
footer {
  background: var(--is-navy-2);
  color: rgba(255,255,255,0.7);
  padding: 80px 0 32px;
  font-size: 14px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}
.footer-logo {
  font-family: var(--font-latin);
  font-size: 24px; font-weight: 700;
  color: var(--white);
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}
footer a {
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  border: none;
  display: block;
  padding: 4px 0;
  font-size: 13px;
}
footer a:hover { color: var(--is-yellow); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  font-family: var(--font-latin);
  font-size: 12px;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.1em;
}

/* ============================================================
   MOBILE
   ============================================================ */
@media (max-width: 900px) {
  /* Nav */
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .nav-burger { display: flex; }
  .nav-drawer { display: flex; }
  .nav { padding: 12px 20px; }
  .logo-img { height: 44px; }

  /* Switcher */
  .switcher { top: auto; bottom: 20px; }
  .switcher button { padding: 7px 12px; font-size: 11px; letter-spacing: 0.08em; }
  .switcher-label { display: none; }

  /* V1 */
  .v1-hero { padding: 60px 0 60px; }
  .v1-hero-grid { grid-template-columns: 1fr; gap: 24px; }
  .v1-hero-meta { position: static; }
  .v1-hero-eyebrow { font-size: 28px; }
  .v1-hero-title { font-size: 40px; margin-bottom: 28px; }
  .v1-hero-lede { font-size: 15px; line-height: 1.9; margin-bottom: 28px; }

  .v1-svc { padding: 72px 0; }
  .v1-svc-head {
    grid-template-columns: 1fr;
    gap: 12px; margin-bottom: 40px;
    padding-bottom: 20px;
  }
  .v1-svc-en { grid-row: 1; grid-column: 1; justify-self: start; }
  .v1-svc-num { font-size: 40px; }
  .v1-svc-title { font-size: 32px; }
  .v1-svc-tag { grid-column: 1; font-size: 14px; }

  .v1-svc-grid { grid-template-columns: 1fr; gap: 32px; }
  .v1-svc-side { position: static; }
  .v1-pull {
    font-size: 17px;
    padding: 20px 20px;
    margin-bottom: 32px;
  }
  .v1-prose p { font-size: 15px; line-height: 1.9; }
  .v1-h3 { font-size: 18px; margin-top: 40px; margin-bottom: 16px; }
  .v1-flow li { grid-template-columns: 44px 1fr; gap: 12px; }
  .v1-flow li span { font-size: 22px; }
  .v1-flow li b { font-size: 15px; }
  .v1-case { padding: 24px; }
  .v1-case header { flex-direction: column; gap: 8px; align-items: flex-start; }
  .v1-case-issue, .v1-case-result { font-size: 14px; }

  .v1-types { grid-template-columns: 1fr; }
  .v1-types > div { padding: 20px; }

  .v1-coverage { padding: 72px 0; }
  .v1-coverage-grid { grid-template-columns: 1fr; gap: 40px; }
  .v1-coverage-grid ul { columns: 1; }

  /* V2 */
  .v2-hero { padding: 60px 0 60px; }
  .v2-hero-title { font-size: 40px; margin-bottom: 24px; }
  .v2-hero-lede { font-size: 15px; line-height: 1.9; margin-bottom: 36px; }
  .v2-hero-cards { grid-template-columns: 1fr; gap: 12px; }
  .v2-hero-card { padding: 28px 24px 36px; }
  .v2-hero-card h3 { font-size: 22px; }
  .v2-hero-card p { font-size: 14px; }

  .v2-svc { padding: 72px 0; }
  .v2-svc-head { grid-template-columns: 80px 1fr; gap: 16px; margin-bottom: 40px; }
  .v2-svc-num { font-size: 56px; }
  .v2-svc-title { font-size: 28px; }
  .v2-svc-sub { font-size: 14px; }

  .v2-ba {
    grid-template-columns: 1fr;
    margin-bottom: 56px;
  }
  .v2-ba-col { padding: 24px; border-right: 1.5px solid var(--ink-200); }
  .v2-ba-before { border-bottom: none; }
  .v2-ba-after { border-left: 1.5px solid var(--is-navy); border-top: none; }
  .v2-svc-dark .v2-ba-after { border-color: var(--is-orange); }
  .v2-ba-arrow {
    border: none;
    border-top: 1.5px solid var(--ink-200);
    border-bottom: 1.5px solid var(--ink-200);
    padding: 12px 0;
    transform: rotate(90deg);
    font-size: 28px;
  }
  .v2-svc-dark .v2-ba-arrow { border-color: rgba(255,255,255,0.15); }
  .v2-ba-headline { font-size: 20px; margin-bottom: 16px; }
  .v2-ba-stat b { font-size: 36px; }
  .v2-ba-stat span { font-size: 12px; }

  .v2-redef { grid-template-columns: 1fr; margin-bottom: 56px; }
  .v2-redef-card { padding: 28px 24px; }
  .v2-redef-arrow { padding: 16px 0; }
  .v2-rd-action { font-size: 40px; }
  .v2-redef-card h4 { font-size: 22px; }

  .v2-h3 { font-size: 18px; margin-bottom: 20px; }
  .v2-steps { grid-template-columns: 1fr; margin-bottom: 56px; }
  .v2-steps li { border-right: none; border-bottom: 1px solid var(--ink-200); padding: 20px 0; }
  .v2-svc-dark .v2-steps li { border-bottom-color: rgba(255,255,255,0.15); }
  .v2-steps li:last-child { border-bottom: none; }
  .v2-steps li::before {
    top: auto; right: auto;
    bottom: -8px; left: 20px;
    transform: none;
    clip-path: polygon(0 0, 100% 0, 50% 100%);
  }
  .v2-steps li:last-child::before { display: none; }
  .v2-steps h4 { font-size: 16px; }

  .v2-types { grid-template-columns: 1fr; margin-bottom: 56px; }
  .v2-type { padding: 24px; }
  .v2-type h4 { font-size: 20px; }
  .v2-type-lede { font-size: 14px; }

  .v2-case { grid-template-columns: 1fr; margin-top: 32px; }
  .v2-case-meta, .v2-case-result { padding: 24px; }
  .v2-case-num b { font-size: 52px; }

  .v2-coverage { padding: 72px 0; }
  .v2-cov-title { font-size: 28px; margin-bottom: 28px; }
  .v2-cov-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .v2-cov-tile { padding: 20px 12px; }
  .v2-cov-tile span { font-size: 13px; }
  .v2-cov-scale { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .v2-cov-scale > div { padding: 20px 12px; }
  .v2-cov-scale b { font-size: 22px; }

  /* V3 */
  .v3-hero { padding: 60px 0 48px; }
  .v3-hero .wrap { grid-template-columns: 1fr; gap: 32px; }
  .v3-index { position: static; }
  .v3-hero-title { font-size: 40px; margin-bottom: 28px; }
  .v3-hero-lede { font-size: 15px; line-height: 1.9; }

  .v3-chapter { padding: 72px 0; }
  .v3-chapter .wrap { grid-template-columns: 1fr; gap: 24px; }
  .v3-ch-rail {
    flex-direction: row;
    align-items: center;
    gap: 16px;
    position: static;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--ink-200);
  }
  .v3-chapter-alt .v3-ch-rail { border-bottom-color: rgba(255,255,255,0.15); }
  .v3-ch-bignum { font-size: 80px; }
  .v3-ch-vline { width: 40px; height: 1px; }
  .v3-ch-en { writing-mode: horizontal-tb; font-size: 10px; }
  .v3-ch-title { font-size: 32px; }
  .v3-ch-sub { font-size: 15px; margin-bottom: 32px; }

  .v3-ch-section { grid-template-columns: 1fr; gap: 12px; padding: 32px 0; }
  .v3-ch-num { width: 36px; height: 36px; font-size: 13px; }
  .v3-ch-section h3 { font-size: 18px; }
  .v3-ch-section p { font-size: 15px; line-height: 1.9; }

  .v3-flow { grid-template-columns: 1fr; }
  .v3-flow > div { padding: 14px 16px; }
  .v3-types { grid-template-columns: 1fr; }
  .v3-types > div { padding: 20px; }

  .v3-case { padding: 20px; }
  .v3-case-meta { grid-template-columns: 1fr; gap: 4px; }
  .v3-case-grid { grid-template-columns: 1fr; gap: 12px; }
  .v3-case-grid b { font-size: 32px; }

  .v3-cov-grid { grid-template-columns: 1fr; gap: 32px; }
  .v3-cov-list { columns: 1; }

  /* CTA */
  .cta { padding: 80px 0; }
  .cta-title { font-size: 32px !important; line-height: 1.3; margin-bottom: 28px; }
  .cta-lede { font-size: 14px; margin-bottom: 36px; }
  .cta-btn { padding: 16px 28px; font-size: 13px; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr; gap: 28px; margin-bottom: 28px; }
  .footer-bottom { flex-direction: column; gap: 12px; }
}

@media (max-width: 480px) {
  .wrap { padding: 0 16px; }
  .v1-hero-title, .v2-hero-title, .v3-hero-title { font-size: 32px; }
  .v1-svc-title, .v2-svc-title, .v3-ch-title { font-size: 26px; }
  .v1-pull { font-size: 16px; padding: 16px; }
  .cta-title { font-size: 26px !important; }
}