/* =========================================================
   株式会社ウルフ コーポレートサイト
   ========================================================= */

:root {
  --navy: #0f2a4a;
  --navy-dark: #0a1d34;
  --navy-light: #1d4473;
  --accent: #d9a23a;
  --accent-dark: #b8862a;
  --text: #1f2933;
  --text-sub: #5b6b7c;
  --line: #e3e8ee;
  --bg-soft: #f5f7fa;
  --white: #fff;
  --radius: 10px;
  --shadow: 0 10px 30px rgba(15, 42, 74, .08);
  --container: 1120px;
  --header-h: 76px;
  --font-ja: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", Meiryo, sans-serif;
  --font-en: "Montserrat", "Noto Sans JP", sans-serif;
}

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

html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); }

body {
  margin: 0;
  font-family: var(--font-ja);
  color: var(--text);
  line-height: 1.85;
  font-size: 16px;
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--navy-light); }
h1, h2, h3, h4 { line-height: 1.45; margin: 0; }
p { margin: 0 0 1em; }
ul, ol { margin: 0; padding: 0; }

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

.sp-only { display: none; }
@media (max-width: 767px) {
  .sp-only { display: inline; }
  .pc-only { display: none; }
}

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--header-h);
  background: rgba(255, 255, 255, .96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
  z-index: 100;
}
.site-header .container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: var(--navy);
  line-height: 1.1;
}
.logo-en {
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 26px;
  letter-spacing: .12em;
}
.logo-ja {
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--text-sub);
  margin-top: 4px;
}

.global-nav ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 32px;
}
.global-nav a {
  text-decoration: none;
  color: var(--text);
  font-size: 15px;
  font-weight: 500;
  position: relative;
  padding: 6px 0;
}
.global-nav a.btn-navy { color: var(--white); padding: 10px 22px; }
.global-nav a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--accent);
  transition: width .25s;
}
.global-nav a:not(.btn):hover::after,
.global-nav a[aria-current="page"]::after { width: 100%; }

.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  border: 0;
  background: transparent;
  cursor: pointer;
  position: relative;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  position: absolute;
  left: 10px;
  width: 24px; height: 2px;
  background: var(--navy);
  transition: transform .25s, opacity .25s;
  content: "";
}
.nav-toggle span { top: 21px; }
.nav-toggle span::before { top: -8px; left: 0; }
.nav-toggle span::after { top: 8px; left: 0; }
.nav-open .nav-toggle span { background: transparent; }
.nav-open .nav-toggle span::before { transform: translateY(8px) rotate(45deg); }
.nav-open .nav-toggle span::after { transform: translateY(-8px) rotate(-45deg); }

@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .global-nav {
    position: fixed;
    top: var(--header-h); left: 0; right: 0; bottom: 0;
    background: var(--white);
    padding: 32px 24px;
    transform: translateX(100%);
    transition: transform .3s;
    overflow-y: auto;
  }
  .nav-open .global-nav { transform: none; }
  .global-nav ul { flex-direction: column; align-items: stretch; gap: 0; }
  .global-nav li { border-bottom: 1px solid var(--line); }
  .global-nav li:last-child { border: 0; padding-top: 24px; }
  .global-nav a { display: block; padding: 18px 4px; font-size: 16px; }
  .global-nav a:not(.btn)::after { display: none; }
  .global-nav .btn { text-align: center; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background .2s, color .2s, transform .2s, box-shadow .2s;
  font-family: inherit;
  line-height: 1.4;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--accent); color: var(--navy-dark); }
.btn-primary:hover { background: var(--accent-dark); color: var(--white); box-shadow: 0 8px 20px rgba(217, 162, 58, .35); }
.btn-outline { border-color: var(--white); color: var(--white); background: transparent; }
.btn-outline:hover { background: var(--white); color: var(--navy); }
.btn-navy { background: var(--navy); color: var(--white); }
.btn-navy:hover { background: var(--navy-light); }
.btn-sm { padding: 10px 22px; font-size: 14px; }
.btn-lg { padding: 18px 48px; font-size: 17px; }
.btn .arrow { transition: transform .2s; }
.btn:hover .arrow { transform: translateX(4px); }

/* ---------- Media (画像枠: 画像が無い時はグラデーションを表示) ---------- */
.media {
  --img: none;
  background-color: var(--navy-light);
  background-image: var(--img), linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 60%, #3a6ea5 100%);
  background-size: cover;
  background-position: center;
  border-radius: var(--radius);
  aspect-ratio: 3 / 2;
  position: relative;
  overflow: hidden;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  color: var(--white);
  padding: calc(var(--header-h) + 60px) 0 100px;
  background-color: var(--navy);
  background-image:
    linear-gradient(100deg, rgba(10, 29, 52, .92) 0%, rgba(15, 42, 74, .78) 45%, rgba(15, 42, 74, .35) 100%),
    url("../img/hero.jpg"),
    linear-gradient(135deg, var(--navy-dark), var(--navy-light));
  background-size: cover;
  background-position: center;
}
.hero-label {
  font-family: var(--font-en);
  font-weight: 600;
  letter-spacing: .3em;
  font-size: 13px;
  color: var(--accent);
  margin-bottom: 20px;
}
.hero h1 {
  font-size: clamp(34px, 5.6vw, 64px);
  font-weight: 800;
  letter-spacing: .04em;
  line-height: 1.35;
  margin-bottom: 28px;
}
.hero h1 em { font-style: normal; color: var(--accent); }
.hero-lead {
  font-size: clamp(15px, 1.6vw, 18px);
  max-width: 820px;
  opacity: .92;
  margin-bottom: 44px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; }
@media (max-width: 600px) {
  .hero-actions .btn { flex: 1 1 100%; }
}
.hero-scroll {
  position: absolute;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: .3em;
  opacity: .7;
  text-align: center;
}
.hero-scroll::after {
  content: "";
  display: block;
  width: 1px; height: 40px;
  background: var(--white);
  margin: 10px auto 0;
  animation: scroll 2s infinite;
  transform-origin: top;
}
@keyframes scroll {
  0% { transform: scaleY(0); }
  50% { transform: scaleY(1); }
  100% { transform: scaleY(1); opacity: 0; }
}

/* ---------- Page header (下層ページ) ---------- */
.page-header {
  padding: calc(var(--header-h) + 72px) 0 72px;
  color: var(--white);
  background-color: var(--navy);
  background-image:
    linear-gradient(100deg, rgba(10, 29, 52, .93) 0%, rgba(15, 42, 74, .75) 100%),
    url("../img/page-header.jpg"),
    linear-gradient(135deg, var(--navy-dark), var(--navy-light));
  background-size: cover;
  background-position: center;
}
.page-header .en {
  font-family: var(--font-en);
  font-weight: 700;
  font-size: clamp(32px, 5vw, 52px);
  letter-spacing: .08em;
  line-height: 1.2;
  display: block;
}
.page-header h1 {
  font-size: 15px;
  font-weight: 500;
  letter-spacing: .15em;
  margin-top: 10px;
  color: var(--accent);
}

.breadcrumb {
  font-size: 13px;
  color: var(--text-sub);
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.breadcrumb li + li::before { content: "/"; margin-right: 8px; color: #b6c1cc; }
.breadcrumb a { color: var(--text-sub); text-decoration: none; }
.breadcrumb a:hover { color: var(--navy); }

/* ---------- Section ---------- */
.section { padding: 110px 0; }
.section-soft { background: var(--bg-soft); }
.section-navy { background: var(--navy); color: var(--white); }

.section-title { margin-bottom: 56px; }
.section-title.center { text-align: center; }
.section-title .en {
  display: block;
  font-family: var(--font-en);
  font-weight: 700;
  font-size: clamp(30px, 4.2vw, 44px);
  letter-spacing: .06em;
  color: var(--navy);
  line-height: 1.2;
}
.section-navy .section-title .en { color: var(--white); }
.section-title h2 {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--accent-dark);
  margin-top: 10px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.section-title h2::before {
  content: "";
  width: 28px; height: 2px;
  background: var(--accent);
}
.section-title.center h2::after {
  content: "";
  width: 28px; height: 2px;
  background: var(--accent);
}
.section-navy .section-title h2 { color: var(--accent); }
.section-lead { color: var(--text-sub); max-width: 720px; }
.section-title.center + .section-lead { margin: -24px auto 56px; text-align: center; }

@media (max-width: 767px) {
  .section { padding: 76px 0; }
  .section-title { margin-bottom: 40px; }
}

/* ---------- About (トップ) ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.about-copy {
  font-size: clamp(22px, 2.8vw, 30px);
  font-weight: 800;
  color: var(--navy);
  line-height: 1.6;
  margin-bottom: 28px;
}
.about-text p { color: var(--text-sub); }
.about-grid .media { aspect-ratio: 4 / 3; box-shadow: var(--shadow); }
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
}

/* ---------- Service cards (トップ) ---------- */
.service-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.service-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  transition: transform .25s, box-shadow .25s;
}
.service-card:hover { transform: translateY(-6px); box-shadow: 0 18px 40px rgba(15, 42, 74, .14); }
.service-card .media { border-radius: 0; }
.service-card-body { padding: 28px 28px 32px; flex: 1; display: flex; flex-direction: column; }
.service-card .num {
  font-family: var(--font-en);
  font-weight: 700;
  color: var(--accent-dark);
  font-size: 13px;
  letter-spacing: .15em;
  margin-bottom: 6px;
}
.service-card h3 { font-size: 20px; color: var(--navy); margin-bottom: 12px; }
.service-card p { color: var(--text-sub); font-size: 15px; margin-bottom: 20px; flex: 1; }
.service-card .more {
  font-weight: 700;
  font-size: 14px;
  color: var(--navy);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

/* メイン事業（広告運用代行）を大きく表示 */
.service-card.main {
  grid-column: 1 / -1;
  flex-direction: row;
}
.service-card.main .media { flex: 0 0 52%; aspect-ratio: auto; min-height: 340px; }
.service-card.main .service-card-body { padding: 48px; justify-content: center; }
.service-card.main h3 { font-size: 28px; }
.service-card.main p { flex: 0; font-size: 16px; }
.badge {
  display: inline-block;
  background: var(--navy);
  color: var(--white);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
  padding: 4px 12px;
  border-radius: 4px;
  margin-bottom: 14px;
  align-self: flex-start;
}
@media (max-width: 900px) {
  .service-cards { grid-template-columns: 1fr; }
  .service-card.main { flex-direction: column; }
  .service-card.main .media { min-height: 0; aspect-ratio: 3 / 2; }
  .service-card.main .service-card-body { padding: 28px 28px 32px; }
  .service-card.main h3 { font-size: 22px; }
}

/* ---------- Strengths ---------- */
.strengths {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  counter-reset: strength;
}
.strength {
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: var(--radius);
  padding: 40px 32px;
}
.strength .num {
  font-family: var(--font-en);
  font-size: 48px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 20px;
}
.strength h3 { font-size: 20px; margin-bottom: 14px; }
.strength p { font-size: 15px; opacity: .85; margin: 0; }
@media (max-width: 900px) {
  .strengths { grid-template-columns: 1fr; }
}

/* ---------- Flow ---------- */
.flow {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}
.flow li {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px 20px 28px;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow);
}
.flow li:not(:last-child)::after {
  content: "";
  position: absolute;
  right: -13px; top: 50%;
  width: 10px; height: 10px;
  border-top: 2px solid var(--accent);
  border-right: 2px solid var(--accent);
  transform: translateY(-50%) rotate(45deg);
}
.flow .step {
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .15em;
  color: var(--accent-dark);
}
.flow h3 { font-size: 17px; color: var(--navy); margin: 8px 0 10px; }
.flow p { font-size: 14px; color: var(--text-sub); margin: 0; text-align: left; }
@media (max-width: 900px) {
  .flow { grid-template-columns: 1fr; gap: 24px; }
  .flow li { text-align: left; padding: 24px 24px 24px 24px; }
  .flow li:not(:last-child)::after {
    right: auto; left: 50%; top: auto; bottom: -18px;
    transform: translateX(-50%) rotate(135deg);
  }
}

/* ---------- CTA ---------- */
.cta {
  padding: 96px 0;
  color: var(--white);
  text-align: center;
  background-color: var(--navy);
  background-image:
    linear-gradient(rgba(10, 29, 52, .88), rgba(10, 29, 52, .88)),
    url("../img/cta.jpg"),
    linear-gradient(135deg, var(--navy-dark), var(--navy-light));
  background-size: cover;
  background-position: center;
}
.cta .en {
  font-family: var(--font-en);
  font-weight: 700;
  font-size: clamp(30px, 4.2vw, 44px);
  letter-spacing: .08em;
  display: block;
  line-height: 1.2;
}
.cta h2 { font-size: clamp(18px, 2.2vw, 24px); margin: 16px 0 18px; }
.cta p { opacity: .85; margin-bottom: 40px; }

/* ---------- Service detail (事業内容ページ) ---------- */
.service-nav {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  list-style: none;
  margin-bottom: 24px;
}
.service-nav a {
  display: block;
  padding: 16px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-align: center;
  text-decoration: none;
  color: var(--navy);
  font-weight: 700;
  font-size: 15px;
  transition: background .2s, color .2s;
}
.service-nav a:hover { background: var(--navy); color: var(--white); }
@media (max-width: 767px) { .service-nav { grid-template-columns: 1fr 1fr; } }

.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
  padding: 80px 0;
  border-bottom: 1px solid var(--line);
}
.service-detail:last-child { border-bottom: 0; }
.service-detail:nth-child(even) .media { order: 2; }
.service-detail .media { box-shadow: var(--shadow); position: sticky; top: calc(var(--header-h) + 24px); }
.service-detail .num {
  font-family: var(--font-en);
  font-weight: 700;
  color: var(--accent-dark);
  letter-spacing: .15em;
  font-size: 14px;
}
.service-detail h2 { font-size: clamp(24px, 3vw, 32px); color: var(--navy); margin: 6px 0 20px; }
.service-detail .catch { font-weight: 700; font-size: 18px; color: var(--navy-light); margin-bottom: 16px; }
.service-detail p { color: var(--text-sub); }
.service-detail h3 {
  font-size: 16px;
  color: var(--navy);
  margin: 28px 0 14px;
  padding-left: 12px;
  border-left: 3px solid var(--accent);
}
.check-list { list-style: none; display: grid; gap: 10px; }
.check-list li { position: relative; padding-left: 30px; font-size: 15px; }
.check-list li::before {
  content: "";
  position: absolute;
  left: 2px; top: .45em;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--navy);
}
.check-list li::after {
  content: "";
  position: absolute;
  left: 7px; top: calc(.45em + 4px);
  width: 6px; height: 4px;
  border-left: 2px solid var(--white);
  border-bottom: 2px solid var(--white);
  transform: rotate(-45deg);
}
.tag-list { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.tag-list li {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 14px;
  font-size: 13px;
  color: var(--navy);
}
@media (max-width: 900px) {
  .service-detail { grid-template-columns: 1fr; gap: 32px; padding: 56px 0; }
  .service-detail:nth-child(even) .media { order: 0; }
  .service-detail .media { position: static; }
}

/* ---------- Company table ---------- */
.info-table {
  width: 100%;
  border-collapse: collapse;
  border-top: 1px solid var(--line);
}
.info-table th,
.info-table td {
  padding: 24px 20px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  font-size: 15px;
}
.info-table th {
  width: 220px;
  color: var(--navy);
  font-weight: 700;
  background: var(--bg-soft);
}
.info-table ul { list-style: none; display: grid; gap: 4px; }
.info-table ul li::before { content: "・"; color: var(--accent-dark); }
@media (max-width: 767px) {
  .info-table th, .info-table td { display: block; width: 100%; }
  .info-table th { padding: 14px 16px; border-bottom: 0; }
  .info-table td { padding: 14px 16px 22px; }
}

.map {
  margin-top: 56px;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  aspect-ratio: 16 / 7;
  background: var(--bg-soft);
}
.map iframe { width: 100%; height: 100%; border: 0; display: block; }
@media (max-width: 767px) { .map { aspect-ratio: 4 / 3; } }

.message-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 64px;
  align-items: center;
}
.message-grid .media { aspect-ratio: 4 / 3; box-shadow: var(--shadow); }
.message-grid .catch { font-size: clamp(20px, 2.6vw, 28px); font-weight: 800; color: var(--navy); margin-bottom: 24px; line-height: 1.6; }
.message-grid p { color: var(--text-sub); }
.message-grid .sign { text-align: right; color: var(--text); font-weight: 700; margin-top: 24px; }
@media (max-width: 900px) { .message-grid { grid-template-columns: 1fr; gap: 32px; } }

/* ---------- Form ---------- */
.form-wrap {
  max-width: 800px;
  margin: 0 auto;
}
.form-intro { text-align: center; color: var(--text-sub); margin-bottom: 48px; }
.form-row {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}
.form-row:first-of-type { border-top: 1px solid var(--line); }
.form-row > label,
.form-row > .label {
  font-weight: 700;
  color: var(--navy);
  padding-top: 12px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}
.req, .opt {
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
  white-space: nowrap;
  margin-top: 3px;
}
.req { background: #c0392b; color: var(--white); }
.opt { background: #dfe5eb; color: var(--text-sub); }

.form-control {
  width: 100%;
  padding: 14px 16px;
  font-size: 16px;
  font-family: inherit;
  border: 1px solid #cfd8e1;
  border-radius: 6px;
  background: var(--white);
  color: var(--text);
  transition: border-color .2s, box-shadow .2s;
}
.form-control:focus {
  outline: none;
  border-color: var(--navy-light);
  box-shadow: 0 0 0 3px rgba(29, 68, 115, .15);
}
textarea.form-control { min-height: 220px; resize: vertical; }
select.form-control {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--navy) 50%), linear-gradient(135deg, var(--navy) 50%, transparent 50%);
  background-position: calc(100% - 22px) 50%, calc(100% - 16px) 50%;
  background-size: 6px 6px;
  background-repeat: no-repeat;
  padding-right: 44px;
}
.form-control.is-error { border-color: #c0392b; background: #fdf3f2; }
.field-error { color: #c0392b; font-size: 13px; margin: 6px 0 0; }
.form-hint { color: var(--text-sub); font-size: 13px; margin: 6px 0 0; }

.form-agree { text-align: center; margin: 40px 0 32px; }
.form-agree label { display: inline-flex; align-items: center; gap: 10px; cursor: pointer; font-weight: 500; }
.form-agree input { width: 20px; height: 20px; accent-color: var(--navy); }
.form-submit { text-align: center; }
.form-submit .btn { min-width: 280px; }

.form-alert {
  background: #fdf3f2;
  border: 1px solid #f0c4bf;
  color: #a5281b;
  border-radius: var(--radius);
  padding: 18px 24px;
  margin-bottom: 32px;
  font-size: 15px;
}
.hp-field { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; overflow: hidden; }

@media (max-width: 767px) {
  .form-row { grid-template-columns: 1fr; gap: 10px; padding: 20px 0; }
  .form-row > label, .form-row > .label { padding-top: 0; justify-content: flex-start; }
}

/* ---------- Thanks / 404 ---------- */
.simple-page { text-align: center; max-width: 720px; margin: 0 auto; }
.simple-page h2 { font-size: clamp(22px, 3vw, 28px); color: var(--navy); margin-bottom: 24px; }
.simple-page p { color: var(--text-sub); }
.simple-page .btn { margin-top: 24px; }

/* ---------- Privacy ---------- */
.policy { max-width: 860px; margin: 0 auto; }
.policy > p { color: var(--text-sub); }
.policy h2 {
  font-size: 20px;
  color: var(--navy);
  margin: 48px 0 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--line);
  position: relative;
}
.policy h2::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 60px; height: 2px;
  background: var(--accent);
}
.policy ol, .policy ul { padding-left: 1.5em; margin-bottom: 1em; }
.policy li { margin-bottom: 6px; }
.policy .contact-box {
  background: var(--bg-soft);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin-top: 16px;
}
.policy .contact-box p { margin: 0; color: var(--text); }
.policy .date { text-align: right; margin-top: 56px; color: var(--text-sub); }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy-dark);
  color: rgba(255, 255, 255, .8);
  padding: 72px 0 32px;
  font-size: 14px;
}
.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 48px;
  flex-wrap: wrap;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, .12);
}
.site-footer .logo { color: var(--white); margin-bottom: 20px; }
.site-footer .logo-ja { color: rgba(255, 255, 255, .6); }
.site-footer address { font-style: normal; line-height: 1.9; }
.footer-nav ul {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, auto);
  gap: 12px 48px;
}
.footer-nav a { color: rgba(255, 255, 255, .8); text-decoration: none; }
.footer-nav a:hover { color: var(--accent); }
.copyright {
  text-align: center;
  padding-top: 28px;
  font-size: 12px;
  font-family: var(--font-en);
  letter-spacing: .05em;
  color: rgba(255, 255, 255, .5);
}

/* ---------- Page top ---------- */
.pagetop {
  position: fixed;
  right: 20px; bottom: 20px;
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--white);
  display: grid;
  place-items: center;
  text-decoration: none;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s;
  z-index: 90;
}
.pagetop.is-show { opacity: 1; pointer-events: auto; }
.pagetop::before {
  content: "";
  width: 10px; height: 10px;
  border-top: 2px solid currentColor;
  border-left: 2px solid currentColor;
  transform: translateY(3px) rotate(45deg);
}

/* ---------- Fade-in ---------- */
.js .fade { opacity: 0; transform: translateY(24px); transition: opacity .8s ease, transform .8s ease; }
.js .fade.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .fade { opacity: 1; transform: none; transition: none; }
  .hero-scroll::after { animation: none; }
}