:root {
  --navy: #123a4f;
  --navy-deep: #0b2533;
  --teal: #1f6f8b;
  --accent: #f2a516;
  --ink: #1c2730;
  --muted: #5b6b76;
  --line: #dde4e8;
  --bg: #ffffff;
  --bg-alt: #f3f6f8;
  --warn-bg: #fff6e0;
  --warn-ink: #7a4b00;
  --radius: 12px;
  --wrap: 1080px;
  --font: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Noto Sans JP", Meiryo, system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.8;
  -webkit-text-size-adjust: 100%;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--teal); }
h1, h2, h3 { line-height: 1.35; margin: 0; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.muted { color: var(--muted); }

.skip { position: absolute; left: -999px; top: 0; }
.skip:focus { left: 12px; top: 12px; z-index: 100; background: #fff; padding: 8px 12px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .94);
  backdrop-filter: saturate(1.4) blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; gap: 24px; height: 72px; }
.brand img { height: 52px; width: auto; }
.nav { display: flex; gap: 28px; margin-left: auto; }
.nav a { color: var(--ink); text-decoration: none; font-weight: 600; font-size: 15px; }
.nav a:hover { color: var(--teal); }
.header-tel {
  display: flex; flex-direction: column; align-items: flex-end;
  text-decoration: none; color: var(--navy); line-height: 1.2;
}
.header-tel-label { font-size: 11px; color: var(--muted); }
.header-tel-num { font-size: 20px; font-weight: 700; letter-spacing: .02em; }

/* Hero */
.hero { position: relative; color: #fff; overflow: hidden; background: var(--navy-deep); }
.hero-bg {
  position: absolute; inset: 0;
  background:
    linear-gradient(100deg, rgba(11, 37, 51, .92) 0%, rgba(11, 37, 51, .75) 45%, rgba(11, 37, 51, .25) 100%),
    url("/assets/hero.jpg") center / cover no-repeat;
}
.hero-inner { position: relative; padding: 96px 20px 104px; }
.hero-kicker { margin: 0 0 12px; font-size: 13px; letter-spacing: .24em; color: var(--accent); font-weight: 700; }
.hero h1 { font-size: clamp(28px, 4.4vw, 46px); font-weight: 800; letter-spacing: .02em; }
.hero-lead { max-width: 34em; margin: 20px 0 32px; font-size: 16px; color: rgba(255, 255, 255, .9); }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 20px; }
.hero-hours { font-size: 14px; color: rgba(255, 255, 255, .85); }

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 26px; border-radius: 999px;
  font-weight: 700; text-decoration: none; font-size: 17px;
  transition: transform .15s ease, box-shadow .15s ease;
}
.btn svg { width: 20px; height: 20px; fill: currentColor; }
.btn-primary { background: var(--accent); color: var(--navy-deep); box-shadow: 0 6px 18px rgba(242, 165, 22, .35); }
.btn-primary:hover { transform: translateY(-1px); }
.btn-outline { border: 2px solid var(--navy); color: var(--navy); padding: 10px 22px; font-size: 15px; }
.btn-outline:hover { background: var(--navy); color: #fff; }

/* Notice */
.notice { background: var(--warn-bg); border-bottom: 1px solid #f1dfb0; }
.notice-inner { display: flex; gap: 14px; align-items: flex-start; padding-top: 16px; padding-bottom: 16px; }
.notice-badge {
  flex: none; margin-top: 3px;
  background: var(--warn-ink); color: #fff;
  font-size: 12px; font-weight: 700; padding: 2px 10px; border-radius: 4px;
}
.notice p { margin: 0; font-size: 14px; color: var(--warn-ink); }

/* Sections */
.section { padding: 88px 0; }
.section-alt { background: var(--bg-alt); }
.section-head { margin-bottom: 40px; }
.eyebrow { margin: 0 0 4px; font-size: 12px; letter-spacing: .24em; color: var(--teal); font-weight: 700; }
.section-head h2 { font-size: clamp(24px, 3vw, 32px); color: var(--navy); }

/* Service cards */
.cards { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px 24px; display: flex; flex-direction: column;
}
.card-icon {
  width: 52px; height: 52px; border-radius: 14px; margin-bottom: 18px;
  display: grid; place-items: center; background: var(--navy); color: #fff;
}
.card-icon svg { width: 28px; height: 28px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.card h3 { font-size: 18px; color: var(--navy); margin-bottom: 8px; }
.card p { margin: 0; font-size: 14px; color: var(--muted); }
.card-link { margin-top: auto; padding-top: 14px; font-size: 14px; font-weight: 700; text-decoration: none; }

/* Company profile */
.profile { margin: 0; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.profile > div { display: grid; grid-template-columns: 200px 1fr; border-top: 1px solid var(--line); }
.profile > div:first-child { border-top: 0; }
.profile dt { padding: 18px 24px; font-weight: 700; color: var(--navy); background: #f8fafb; }
.profile dd { margin: 0; padding: 18px 24px; }
.profile a { font-weight: 700; text-decoration: none; }
.plain { margin: 0; padding-left: 1.2em; }
.note { margin: 8px 0 0; font-size: 13px; color: var(--muted); }

/* Access */
.access { display: grid; grid-template-columns: 1.6fr 1fr; gap: 32px; align-items: center; }
.map { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); aspect-ratio: 16 / 10; background: var(--bg-alt); }
.map iframe { width: 100%; height: 100%; border: 0; display: block; }
.access-name { font-weight: 700; font-size: 18px; color: var(--navy); margin: 0; }
.access-info p { margin: 0 0 20px; }

/* CTA */
.cta { background: var(--navy); color: #fff; text-align: center; padding: 64px 0; }
.cta-title { margin: 0; font-size: 18px; font-weight: 700; }
.cta-tel { display: inline-block; margin: 8px 0 4px; color: #fff; text-decoration: none; font-size: clamp(34px, 6vw, 52px); font-weight: 800; letter-spacing: .03em; }
.cta-tel:hover { color: var(--accent); }
.cta-hours { margin: 0; color: rgba(255, 255, 255, .8); font-size: 14px; }

/* Footer */
.site-footer { background: var(--navy-deep); color: #fff; padding: 28px 0; font-size: 13px; }
.site-footer .muted { color: rgba(255, 255, 255, .65); }
.footer-inner { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; }
.footer-inner p { margin: 0; }
.copy { color: rgba(255, 255, 255, .65); }

/* Floating call button (mobile) */
.float-tel { display: none; }

@media (max-width: 960px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 760px) {
  html { scroll-padding-top: 64px; }
  .header-inner { height: 60px; gap: 12px; }
  .brand img { height: 42px; }
  .nav, .header-tel { display: none; }
  .hero-inner { padding: 64px 20px 72px; }
  .hero h1 { font-size: min(26px, 6.6vw); }
  .card { padding: 20px; display: grid; grid-template-columns: 44px 1fr; column-gap: 14px; }
  .card-icon { width: 44px; height: 44px; margin: 0; grid-row: span 3; }
  .card-icon svg { width: 24px; height: 24px; }
  .card h3 { margin: 8px 0 4px; }
  .card-link { padding-top: 8px; }
  .hero-bg {
    background:
      linear-gradient(180deg, rgba(11, 37, 51, .82), rgba(11, 37, 51, .9)),
      url("/assets/hero.jpg") 30% center / cover no-repeat;
  }
  .section { padding: 64px 0; }
  .cards { grid-template-columns: 1fr; }
  .profile > div { grid-template-columns: 1fr; }
  .profile dt { padding: 12px 18px 4px; background: none; font-size: 13px; }
  .profile dd { padding: 0 18px 14px; }
  .access { grid-template-columns: 1fr; gap: 20px; }
  .site-footer { padding-bottom: 96px; }
  .float-tel {
    display: flex; align-items: center; justify-content: center; gap: 8px;
    position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 60;
    padding: 14px; border-radius: 999px;
    background: var(--accent); color: var(--navy-deep);
    font-weight: 800; text-decoration: none;
    box-shadow: 0 8px 24px rgba(0, 0, 0, .25);
  }
  .float-tel svg { width: 20px; height: 20px; fill: currentColor; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
}