:root {
  --navy: #1a2b4a;
  --navy-dark: #0d1729;
  --silver: #8a9bb0;
  --silver-light: #e8edf3;
  --white: #ffffff;
  --gold: #c8a951;
  --text: #1f2937;
  --muted: #64748b;
  --border: #d7dee8;
  --shadow: 0 18px 45px rgba(13, 23, 41, 0.16);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: "Noto Sans JP", "Yu Gothic", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.75;
  letter-spacing: 0.02em;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

/* ========== Header ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  width: 100%;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid rgba(215, 222, 232, 0.9);
  backdrop-filter: blur(14px);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 78px;
  gap: 32px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 260px;
}
.logo-mark {
  position: relative;
  width: 42px;
  height: 42px;
  background: linear-gradient(145deg, var(--navy), var(--navy-dark));
  clip-path: polygon(50% 0%, 100% 28%, 84% 100%, 50% 78%, 16% 100%, 0 28%);
  box-shadow: 0 8px 18px rgba(26, 43, 74, 0.25);
}
.logo-mark::after {
  content: "";
  position: absolute;
  inset: 11px 13px;
  border-top: 3px solid var(--gold);
  border-bottom: 3px solid var(--gold);
  transform: skewX(-12deg);
}
.logo-ja {
  display: block;
  color: var(--navy);
  font-size: 19px;
  font-weight: 800;
  line-height: 1.2;
}
.logo-en {
  display: block;
  margin-top: 3px;
  color: var(--silver);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.16em;
}
.global-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--navy);
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}
.global-nav a {
  position: relative;
  padding: 8px 0;
}
.global-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--gold);
  transition: width 0.22s ease;
}
.global-nav a:hover::after,
.global-nav a.is-current::after { width: 100%; }
.global-nav a.is-current { color: var(--gold); }

/* ========== Hero ========== */
.hero {
  position: relative;
  min-height: 760px;
  color: var(--white);
  background:
    linear-gradient(105deg, rgba(13, 23, 41, 0.94) 0%, rgba(13, 23, 41, 0.78) 42%, rgba(26, 43, 74, 0.42) 100%),
    url("https://images.unsplash.com/photo-1621905252507-b35492cc74b4?auto=format&fit=crop&w=1800&q=80") center/cover no-repeat;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 44px 44px;
  opacity: 0.45;
  pointer-events: none;
}
.hero::after {
  content: "TRIDENT ELECTRICAL WORKS";
  position: absolute;
  right: -18px;
  bottom: 78px;
  color: rgba(255, 255, 255, 0.055);
  font-size: clamp(56px, 8vw, 132px);
  font-weight: 900;
  letter-spacing: 0.08em;
  line-height: 1;
  white-space: nowrap;
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  min-height: 682px;
}
.hero-content {
  width: min(720px, 100%);
  padding: 80px 0 92px;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 22px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.eyebrow::before {
  content: "";
  display: inline-block;
  width: 52px;
  height: 1px;
  background: var(--gold);
}
.hero h1 {
  font-size: clamp(42px, 6.2vw, 76px);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: 0.035em;
  text-shadow: 0 8px 28px rgba(0, 0, 0, 0.35);
}
.hero-subcopy {
  margin-top: 26px;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(17px, 2.1vw, 23px);
  font-weight: 600;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 42px;
}

/* Smaller hero variant for non-top pages */
.hero-page {
  min-height: 320px;
}
.hero-page::after { font-size: clamp(48px, 6vw, 96px); bottom: 36px; }
.hero-page .hero-inner { min-height: 320px; }
.hero-page .hero-content { padding: 60px 0; }

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 178px;
  min-height: 54px;
  padding: 14px 26px;
  border: 1px solid transparent;
  font-size: 15px;
  font-weight: 800;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  cursor: pointer;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 14px 28px rgba(0, 0, 0, 0.18); }
.btn-primary { color: var(--navy-dark); background: var(--gold); }
.btn-primary:hover { background: #d6b962; }
.btn-secondary {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.62);
  background: rgba(255, 255, 255, 0.08);
}
.btn-outline {
  color: var(--navy);
  background: transparent;
  border-color: var(--navy);
}
.btn-outline:hover { background: var(--navy); color: var(--white); }

/* ========== Hero Panel ========== */
.hero-panel {
  position: absolute;
  right: 0;
  bottom: 0;
  z-index: 2;
  width: min(520px, calc(100% - 40px));
  background: rgba(26, 43, 74, 0.92);
  border-top: 4px solid var(--gold);
  box-shadow: var(--shadow);
}
.hero-panel-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}
.hero-panel-item {
  padding: 24px 22px;
  border-right: 1px solid rgba(255, 255, 255, 0.14);
}
.hero-panel-item:last-child { border-right: none; }
.hero-panel-label {
  display: block;
  color: rgba(255, 255, 255, 0.66);
  font-size: 12px;
  font-weight: 700;
}
.hero-panel-value {
  display: block;
  margin-top: 4px;
  color: var(--white);
  font-size: 18px;
  font-weight: 900;
}

/* ========== Section ========== */
.section { padding: 92px 0; }
.section-navy { color: var(--white); background: var(--navy-dark); }
.section-gray { background: #f5f7fa; }

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 42px;
}
.section-kicker {
  color: var(--gold);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.section-title {
  margin-top: 8px;
  color: var(--navy);
  font-size: clamp(28px, 3.4vw, 42px);
  font-weight: 900;
  line-height: 1.35;
}
.section-navy .section-title { color: var(--white); }
.section-lead {
  max-width: 430px;
  color: var(--muted);
  font-size: 15px;
  font-weight: 600;
}
.section-navy .section-lead { color: rgba(255, 255, 255, 0.7); }

/* ========== Strength Cards (top) ========== */
.strength-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.strength-card {
  position: relative;
  min-height: 240px;
  padding: 34px 30px;
  background: var(--white);
  border: 1px solid var(--border);
  box-shadow: 0 12px 30px rgba(13, 23, 41, 0.07);
  overflow: hidden;
}
.strength-card::after {
  content: "";
  position: absolute;
  right: -38px;
  bottom: -38px;
  width: 116px;
  height: 116px;
  border: 18px solid rgba(138, 155, 176, 0.15);
  transform: rotate(45deg);
}
.icon-box {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 58px;
  height: 58px;
  margin-bottom: 22px;
  color: var(--gold);
  background: var(--navy);
  font-size: 28px;
  font-weight: 900;
}
.strength-card h3 {
  color: var(--navy);
  font-size: 22px;
  font-weight: 900;
  line-height: 1.45;
}
.strength-card p {
  margin-top: 12px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
}

/* ========== Numbers ========== */
.numbers {
  padding: 72px 0;
  background:
    linear-gradient(135deg, rgba(26, 43, 74, 0.97), rgba(13, 23, 41, 0.98)),
    radial-gradient(circle at top right, rgba(200, 169, 81, 0.18), transparent 32%);
  color: var(--white);
}
.numbers-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.16);
}
.number-card {
  min-height: 168px;
  padding: 34px 24px;
  background: rgba(13, 23, 41, 0.52);
}
.number-value {
  display: block;
  color: var(--gold);
  font-size: clamp(30px, 4vw, 48px);
  font-weight: 900;
  line-height: 1.1;
}
.number-label {
  display: block;
  margin-top: 12px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 15px;
  font-weight: 800;
}

/* ========== Service Cards (top) ========== */
.service-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.service-card {
  position: relative;
  min-height: 360px;
  color: var(--white);
  background: var(--navy);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.service-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(13, 23, 41, 0.15), rgba(13, 23, 41, 0.92));
  z-index: 1;
}
.service-card.service-new {
  background:
    linear-gradient(rgba(26, 43, 74, 0.15), rgba(13, 23, 41, 0.78)),
    url("https://images.unsplash.com/photo-1621905251918-48416bd8575a?auto=format&fit=crop&w=1200&q=80") center/cover no-repeat;
}
.service-card.service-maintenance {
  background:
    linear-gradient(rgba(26, 43, 74, 0.10), rgba(13, 23, 41, 0.82)),
    url("https://images.unsplash.com/photo-1581092160607-ee22621dd758?auto=format&fit=crop&w=1200&q=80") center/cover no-repeat;
}
.service-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  height: 100%;
  min-height: 360px;
  padding: 38px;
}
.service-no {
  color: var(--gold);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.16em;
}
.service-card h3 {
  margin-top: 10px;
  font-size: clamp(25px, 3vw, 34px);
  font-weight: 900;
  line-height: 1.35;
}
.service-card p {
  margin-top: 16px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 15px;
  font-weight: 600;
}
.service-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
  list-style: none;
}
.service-list li {
  padding: 6px 12px;
  color: rgba(255, 255, 255, 0.92);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 12px;
  font-weight: 800;
}

/* ========== Industry Grid ========== */
.industry-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.industry-card {
  display: flex;
  align-items: center;
  gap: 18px;
  min-height: 112px;
  padding: 24px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
}
.industry-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  color: var(--navy-dark);
  background: var(--gold);
  font-size: 25px;
  flex: 0 0 auto;
}
.industry-card h3 {
  font-size: 18px;
  font-weight: 900;
}

/* ========== Service Detail (service.html) ========== */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.service-block {
  background: var(--white);
  border: 1px solid var(--border);
  padding: 40px 36px;
  border-top: 4px solid var(--gold);
}
.service-block + .service-block { background: var(--navy); color: var(--white); border-top-color: var(--gold); }
.service-block + .service-block h3,
.service-block + .service-block .service-block-tag,
.service-block + .service-block .service-block-catch { color: var(--white); }
.service-block + .service-block .service-block-list li {
  color: rgba(255, 255, 255, 0.85);
  border-color: rgba(255, 255, 255, 0.16);
}
.service-block + .service-block .service-block-list li::before { background: var(--gold); }
.service-block + .service-block p { color: rgba(255, 255, 255, 0.78); }

.service-block-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 900;
  color: var(--gold);
  letter-spacing: 0.18em;
  margin-bottom: 12px;
}
.service-block h3 {
  color: var(--navy);
  font-size: 26px;
  font-weight: 900;
  margin-bottom: 12px;
  line-height: 1.4;
}
.service-block-catch {
  color: var(--navy);
  font-size: 17px;
  font-weight: 800;
  margin: 16px 0;
  padding-left: 16px;
  border-left: 3px solid var(--gold);
}
.service-block p {
  color: var(--muted);
  font-size: 14.5px;
  font-weight: 600;
}
.service-block-row {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}
.service-block + .service-block .service-block-row { border-top-color: rgba(255,255,255,0.16); }
.service-block-row-label {
  display: block;
  font-size: 11px;
  font-weight: 900;
  color: var(--gold);
  letter-spacing: 0.18em;
  margin-bottom: 8px;
}
.service-block-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px 16px;
}
.service-block-list li {
  position: relative;
  padding: 4px 0 4px 14px;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text);
}
.service-block-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  width: 6px;
  height: 1px;
  background: var(--navy);
}

/* ========== Works Page ========== */
.works-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.work-item {
  background: var(--white);
  border: 1px solid var(--border);
  padding: 28px 28px 30px;
  display: flex;
  gap: 22px;
  align-items: flex-start;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.work-item:hover {
  border-color: var(--gold);
  box-shadow: 0 10px 30px rgba(13, 23, 41, 0.10);
}
.work-no {
  flex-shrink: 0;
  width: 56px;
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 28px;
  font-weight: 900;
  color: var(--gold);
  letter-spacing: 0.05em;
  line-height: 1;
  padding-top: 4px;
}
.work-body { flex: 1; }
.work-area {
  display: inline-block;
  font-size: 11px;
  font-weight: 900;
  color: var(--white);
  background: var(--navy);
  padding: 4px 10px;
  letter-spacing: 0.1em;
  margin-bottom: 10px;
}
.work-title {
  font-size: 17px;
  font-weight: 900;
  color: var(--navy);
  margin-bottom: 8px;
  line-height: 1.5;
}
.work-detail {
  font-size: 13.5px;
  color: var(--muted);
  font-weight: 600;
  line-height: 1.85;
}

/* ========== Company Page ========== */
.company-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
}
.company-table tr { border-bottom: 1px solid var(--border); }
.company-table tr:last-child { border-bottom: none; }
.company-table th, .company-table td {
  padding: 18px 24px;
  text-align: left;
  font-size: 14.5px;
  vertical-align: top;
}
.company-table th {
  width: 220px;
  background: #f5f7fa;
  color: var(--navy);
  font-weight: 800;
  letter-spacing: 0.04em;
}
.company-table td { color: var(--text); font-weight: 600; }

.qual-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 12px;
}
.qual-card {
  background: var(--navy);
  color: var(--white);
  padding: 20px 22px;
  border-left: 4px solid var(--gold);
}
.qual-name {
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0.05em;
}
.qual-desc {
  margin-top: 6px;
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.74);
  font-weight: 600;
}

.area-band {
  margin-top: 32px;
  padding: 22px 28px;
  background: var(--silver-light);
  border-left: 4px solid var(--navy);
  font-size: 14.5px;
  font-weight: 700;
  color: var(--navy);
}

/* ========== Recruit Page ========== */
.recruit-catch {
  font-size: clamp(28px, 3vw, 36px);
  font-weight: 900;
  color: var(--navy);
  text-align: center;
  margin-bottom: 14px;
  line-height: 1.45;
}
.recruit-catch-sub {
  text-align: center;
  color: var(--muted);
  font-weight: 600;
  margin-bottom: 56px;
}

.recruit-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.recruit-card {
  background: var(--white);
  border: 1px solid var(--border);
  padding: 36px 32px;
  border-top: 4px solid var(--gold);
}
.recruit-no {
  display: inline-block;
  font-size: 12px;
  font-weight: 900;
  color: var(--gold);
  letter-spacing: 0.18em;
  margin-bottom: 10px;
}
.recruit-title {
  font-size: 22px;
  font-weight: 900;
  color: var(--navy);
  margin-bottom: 16px;
}
.recruit-card p {
  font-size: 14px;
  color: var(--muted);
  font-weight: 600;
  line-height: 1.95;
}

.benefits {
  margin-top: 40px;
  background: var(--navy-dark);
  color: var(--white);
  padding: 36px 36px;
}
.benefits-title {
  font-size: 18px;
  font-weight: 900;
  color: var(--gold);
  margin-bottom: 18px;
  letter-spacing: 0.06em;
}
.benefits-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px 24px;
}
.benefits-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  font-weight: 700;
}
.benefits-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--gold);
  font-weight: 900;
}

/* ========== Form ========== */
.form-wrap {
  background: var(--white);
  border: 1px solid var(--border);
  padding: 44px 44px;
  max-width: 760px;
  margin: 0 auto;
}
.form-row { margin-bottom: 22px; }
.form-row label {
  display: block;
  font-size: 13px;
  font-weight: 900;
  color: var(--navy);
  margin-bottom: 8px;
  letter-spacing: 0.04em;
}
.form-row label .req {
  display: inline-block;
  margin-left: 6px;
  font-size: 11px;
  color: #fff;
  background: var(--gold);
  padding: 2px 6px;
  font-weight: 900;
}
.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 12px 16px;
  font-size: 14.5px;
  font-family: inherit;
  border: 1px solid var(--border);
  background: #f9fafc;
  color: var(--text);
  font-weight: 600;
  letter-spacing: 0.02em;
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--navy);
  background: var(--white);
}
.form-row textarea { min-height: 140px; resize: vertical; }
.form-actions { text-align: center; margin-top: 32px; }

.form-note {
  text-align: center;
  font-size: 12px;
  color: var(--muted);
  margin-top: 14px;
  font-weight: 600;
}

/* ========== Contact Page ========== */
.contact-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 60px;
  align-items: start;
}
.contact-info-card {
  background: var(--navy-dark);
  color: var(--white);
  padding: 36px 32px;
}
.contact-info-row {
  padding: 20px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}
.contact-info-row:last-child { border-bottom: none; }
.contact-info-row:first-child { padding-top: 0; }
.contact-info-label {
  display: block;
  font-size: 11px;
  font-weight: 900;
  color: var(--gold);
  letter-spacing: 0.2em;
  margin-bottom: 6px;
}
.contact-info-value {
  display: block;
  font-size: 17px;
  font-weight: 900;
  letter-spacing: 0.03em;
}
.contact-info-note {
  display: block;
  margin-top: 4px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 12.5px;
  font-weight: 600;
}

/* ========== Contact Band (top) ========== */
.contact-band {
  padding: 70px 0;
  background:
    linear-gradient(100deg, rgba(26, 43, 74, 0.96), rgba(26, 43, 74, 0.82)),
    url("https://images.unsplash.com/photo-1581092334651-ddf26d9a09d0?auto=format&fit=crop&w=1600&q=80") center/cover no-repeat;
  color: var(--white);
}
.contact-band-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.contact-band h2 {
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 900;
  line-height: 1.4;
}
.contact-band p {
  margin-top: 10px;
  color: rgba(255, 255, 255, 0.76);
  font-weight: 600;
}

/* ========== Footer ========== */
.site-footer {
  padding: 54px 0 26px;
  color: rgba(255, 255, 255, 0.76);
  background: var(--navy-dark);
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 36px;
  padding-bottom: 34px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.footer-logo .logo-ja { color: var(--white); }
.footer-info {
  margin-top: 18px;
  font-size: 14px;
}
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 14px 22px;
  max-width: 520px;
  font-size: 14px;
  font-weight: 700;
}
.footer-nav a:hover { color: var(--gold); }
.copyright {
  padding-top: 24px;
  color: rgba(255, 255, 255, 0.48);
  font-size: 12px;
  letter-spacing: 0.08em;
}

/* ========== Responsive ========== */
@media (max-width: 960px) {
  .header-inner {
    height: auto;
    padding: 18px 0;
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
  }
  .global-nav {
    width: 100%;
    gap: 16px;
    overflow-x: auto;
    padding-bottom: 4px;
  }
  .hero { min-height: auto; }
  .hero-inner { min-height: 620px; }
  .hero-page .hero-inner { min-height: 280px; }
  .hero-panel { position: relative; width: 100%; margin-left: auto; }
  .section-header,
  .contact-band-inner,
  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }
  .strength-grid,
  .industry-grid,
  .works-grid,
  .recruit-grid,
  .benefits-list {
    grid-template-columns: repeat(2, 1fr);
  }
  .numbers-grid { grid-template-columns: repeat(2, 1fr); }
  .service-grid,
  .service-detail,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .footer-nav { justify-content: flex-start; }
  .company-table th { width: 140px; }
}

@media (max-width: 640px) {
  .container { width: min(100% - 28px, 1120px); }
  .logo { min-width: auto; }
  .logo-ja { font-size: 17px; }
  .global-nav { font-size: 13px; }
  .hero-content { padding: 62px 0 72px; }
  .hero h1 { font-size: 39px; }
  .hero-actions { flex-direction: column; }
  .btn { width: 100%; }
  .hero-panel-grid,
  .strength-grid,
  .numbers-grid,
  .industry-grid,
  .works-grid,
  .recruit-grid,
  .qual-grid,
  .benefits-list,
  .service-block-list {
    grid-template-columns: 1fr;
  }
  .hero-panel-item {
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  }
  .hero-panel-item:last-child { border-bottom: none; }
  .section { padding: 68px 0; }
  .section-header { margin-bottom: 30px; }
  .strength-card,
  .service-content,
  .service-block,
  .work-item,
  .recruit-card,
  .form-wrap {
    padding: 24px;
  }
  .work-item { flex-direction: column; gap: 12px; }
  .work-no { width: auto; font-size: 24px; }
  .industry-card { min-height: 96px; }
  .company-table th, .company-table td { padding: 12px 16px; font-size: 13.5px; }
}

/* ========== Strength feature image ========== */
.strength-feature {
  margin: 0 0 48px;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow);
  background: var(--navy-dark);
}
.strength-feature img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 8;
  object-fit: cover;
}
.strength-feature figcaption {
  padding: 14px 22px;
  background: var(--navy);
  color: rgba(255, 255, 255, 0.86);
  font-size: 13.5px;
  letter-spacing: 0.04em;
}

/* ========== Works pickup ========== */
.works-pickup {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.work-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.work-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.work-thumb {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--silver-light);
}
.work-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.work-body {
  padding: 22px 24px 26px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.work-tag {
  align-self: flex-start;
  background: var(--navy);
  color: var(--white);
  font-size: 12px;
  letter-spacing: 0.08em;
  padding: 4px 12px;
  border-radius: 999px;
}
.work-card h3 {
  color: var(--navy);
  font-size: 18px;
  line-height: 1.5;
}
.work-card p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}

/* ========== Company snapshot ========== */
.company-snapshot {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 56px;
  align-items: center;
}
.company-snapshot-image {
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.company-snapshot-image img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.company-snapshot-body .section-kicker {
  margin-bottom: 12px;
}
.company-snapshot-body .section-title {
  margin-bottom: 20px;
}
.company-snapshot-body p {
  color: var(--muted);
  margin-bottom: 26px;
  line-height: 1.95;
}

@media (max-width: 880px) {
  .works-pickup {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .strength-feature { margin-bottom: 36px; }
  .strength-feature img { aspect-ratio: 16 / 10; }
  .strength-feature figcaption { font-size: 13px; padding: 12px 18px; }
  .company-snapshot {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}