:root {
  --navy: #0b3a63;
  --blue: #14508a;
  --blue-light: #eaf2fa;
  --accent: #1e73be;
  --text: #22303f;
  --text-light: #5a6b7a;
  --border: #dbe4ec;
  --max-width: 1080px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
  color: var(--text);
  background: #fff;
  line-height: 1.8;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--blue);
}

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.site-header {
  background: #fff;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
  flex-wrap: wrap;
  gap: 10px;
}

.logo {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--navy);
  text-decoration: none;
  letter-spacing: 0.02em;
}

.logo small {
  display: block;
  font-size: 0.65rem;
  font-weight: 400;
  color: var(--text-light);
  letter-spacing: 0.15em;
}

nav.main-nav ul {
  list-style: none;
  display: flex;
  gap: 4px;
  margin: 0;
  padding: 0;
  flex-wrap: wrap;
}

nav.main-nav a {
  display: block;
  padding: 8px 14px;
  text-decoration: none;
  color: var(--text);
  font-size: 0.92rem;
  border-radius: 4px;
  transition: background 0.15s, color 0.15s;
}

nav.main-nav a:hover,
nav.main-nav a.active {
  background: var(--blue-light);
  color: var(--navy);
}

.header-tel {
  font-size: 0.85rem;
  color: var(--text-light);
  text-align: right;
}

.header-tel .num {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--navy);
}

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--navy), var(--blue));
  color: #fff;
  padding: 64px 0;
}

.hero .wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
}

.hero h1 {
  font-size: 1.9rem;
  line-height: 1.6;
  margin: 0 0 16px;
}

.hero p {
  font-size: 1rem;
  color: #dce8f5;
  margin: 0 0 24px;
}

.hero .tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.hero .tags span {
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 999px;
  padding: 5px 14px;
  font-size: 0.82rem;
}

.hero img {
  border-radius: 8px;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.25);
}

.btn {
  display: inline-block;
  background: #fff;
  color: var(--navy);
  text-decoration: none;
  font-weight: 700;
  padding: 12px 26px;
  border-radius: 4px;
  font-size: 0.95rem;
}

.btn.outline {
  background: transparent;
  color: #fff;
  border: 1px solid #fff;
  margin-left: 10px;
}

.btn.solid-blue {
  background: var(--accent);
  color: #fff;
}

/* Page header (inner pages) */
.page-header {
  background: linear-gradient(135deg, var(--navy), var(--blue));
  color: #fff;
  padding: 40px 0;
}

.page-header h1 {
  margin: 0 0 6px;
  font-size: 1.6rem;
}

.page-header p {
  margin: 0;
  color: #dce8f5;
  font-size: 0.9rem;
}

.breadcrumb {
  font-size: 0.8rem;
  color: #b9d0e6;
  margin-bottom: 10px;
}

.breadcrumb a {
  color: #b9d0e6;
}

/* Sections */
section {
  padding: 56px 0;
}

section.alt {
  background: var(--blue-light);
}

.section-title {
  text-align: center;
  margin-bottom: 40px;
}

.section-title .en {
  display: block;
  color: var(--accent);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  font-weight: 700;
  margin-bottom: 6px;
}

.section-title h2 {
  margin: 0;
  font-size: 1.5rem;
  color: var(--navy);
}

/* Strength cards */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 26px 22px;
}

.card .num {
  color: var(--accent);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.card h3 {
  margin: 0 0 10px;
  color: var(--navy);
  font-size: 1.05rem;
}

.card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-light);
}

/* Vehicle grid */
.vehicle-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.vehicle-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.vehicle-card img {
  width: 100%;
  height: 280px;
  object-fit: cover;
}

.vehicle-card .body {
  padding: 22px;
}

.vehicle-card h3 {
  margin: 0 0 8px;
  color: var(--navy);
}

.vehicle-card .spec {
  font-size: 0.85rem;
  color: var(--text-light);
  margin: 0 0 10px;
}

.vehicle-card p.desc {
  font-size: 0.9rem;
  margin: 0;
}

.fleet-note {
  margin-top: 28px;
  background: #fff;
  border: 1px dashed var(--border);
  border-radius: 8px;
  padding: 20px 24px;
  font-size: 0.9rem;
  color: var(--text-light);
}

/* Company table */
.info-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
}

.info-table th,
.info-table td {
  text-align: left;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  font-size: 0.92rem;
  vertical-align: top;
}

.info-table th {
  width: 180px;
  color: var(--navy);
  background: var(--blue-light);
  font-weight: 700;
}

.map-frame {
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  margin-top: 24px;
}

.map-frame iframe {
  width: 100%;
  height: 340px;
  border: 0;
  display: block;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.contact-box {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 28px;
}

.contact-box h3 {
  margin-top: 0;
  color: var(--navy);
}

.contact-line {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.95rem;
}

.contact-line:last-child {
  border-bottom: none;
}

.contact-line .label {
  color: var(--text-light);
}

.contact-line .value {
  font-weight: 700;
  color: var(--navy);
}

form.contact-form label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-light);
  margin-bottom: 6px;
}

form.contact-form .field {
  margin-bottom: 18px;
}

form.contact-form input,
form.contact-form select,
form.contact-form textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 0.95rem;
  font-family: inherit;
}

form.contact-form textarea {
  min-height: 120px;
  resize: vertical;
}

form.contact-form button {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 13px 32px;
  font-size: 1rem;
  font-weight: 700;
  border-radius: 4px;
  cursor: pointer;
}

form.contact-form button:hover {
  background: var(--navy);
}

.required {
  color: #c0392b;
  font-size: 0.75rem;
  margin-left: 4px;
}

.form-note {
  font-size: 0.8rem;
  color: var(--text-light);
  margin-top: 10px;
}

/* CTA band */
.cta-band {
  background: var(--navy);
  color: #fff;
  text-align: center;
  padding: 44px 0;
}

.cta-band h2 {
  margin: 0 0 18px;
  font-size: 1.35rem;
}

/* Footer */
footer.site-footer {
  background: #10263d;
  color: #b9c9d8;
  padding: 36px 0 20px;
  font-size: 0.85rem;
}

footer.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

footer.site-footer .fcol h4 {
  color: #fff;
  margin: 0 0 12px;
  font-size: 0.9rem;
}

footer.site-footer nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

footer.site-footer nav ul li {
  margin-bottom: 8px;
}

footer.site-footer nav a {
  color: #b9c9d8;
  text-decoration: none;
}

footer.site-footer nav a:hover {
  color: #fff;
}

.copyright {
  text-align: center;
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid #223b56;
  font-size: 0.78rem;
  color: #7d93a8;
}

/* Responsive */
@media (max-width: 800px) {
  .hero .wrap,
  .vehicle-grid,
  .contact-grid,
  .cards {
    grid-template-columns: 1fr;
  }
  .hero {
    padding: 40px 0;
  }
  .site-header .wrap {
    justify-content: center;
    text-align: center;
  }
  .header-tel {
    text-align: center;
  }
  .info-table th {
    width: 120px;
  }
  footer.site-footer .wrap {
    flex-direction: column;
  }
}