:root {
  --color-main: #1a4d2e;
  --color-accent: #1e6fbf;
  --color-accent-light: #7ab8ee;
  --color-dark: #0f2818;
  --color-light: #f6f3ea;
  --color-paper: #fbf9f2;
  --color-text: #2a2a2a;
  --color-border: #d9d1bf;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "Noto Sans JP", sans-serif;
  color: var(--color-text);
  background: var(--color-paper);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
.serif { font-family: "Shippori Mincho", serif; }
a { color: var(--color-main); }

/* ===== Header ===== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(251, 249, 242, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--color-dark);
}
.logo-mark {
  width: 44px;
  height: 44px;
  background: var(--color-main);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "Shippori Mincho", serif;
  font-size: 22px;
  font-weight: 800;
  border-radius: 4px;
}
.logo-text {
  font-family: "Shippori Mincho", serif;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 0.05em;
}
.logo-text small {
  display: block;
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--color-main);
  font-weight: 500;
  margin-top: 2px;
}
.nav ul {
  display: flex;
  gap: 32px;
  list-style: none;
}
.nav a {
  color: var(--color-dark);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  position: relative;
  padding: 4px 0;
  transition: color 0.2s;
}
.nav a:hover { color: var(--color-accent); }
.nav a.is-current { color: var(--color-accent); }
.nav a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width 0.3s;
}
.nav a:hover::after, .nav a.is-current::after { width: 100%; }

/* ===== Hero (home) ===== */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  background:
    linear-gradient(135deg, rgba(15, 40, 24, 0.85), rgba(15, 40, 24, 0.6)),
    url("https://images.unsplash.com/photo-1541888946425-d81bb19240f5?w=1920&q=80") center/cover;
  color: #fff;
  overflow: hidden;
}
.hero::before {
  content: "工事のお知らせ";
  position: absolute;
  top: 40px;
  right: -60px;
  background: var(--color-accent);
  color: #fff;
  padding: 8px 80px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.3em;
  transform: rotate(35deg);
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}
.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 24px;
  width: 100%;
}
.hero-badge {
  display: inline-block;
  background: rgba(30, 111, 191, 0.35);
  border: 1px solid var(--color-accent-light);
  color: #ffffff;
  padding: 7px 18px;
  font-size: 13px;
  letter-spacing: 0.2em;
  margin-bottom: 32px;
  border-radius: 2px;
  font-weight: 600;
}
.hero h1 {
  font-family: "Shippori Mincho", serif;
  font-size: clamp(32px, 6vw, 64px);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 24px;
  letter-spacing: 0.03em;
}
.hero h1 em {
  font-style: normal;
  color: var(--color-accent);
}
.hero-sub {
  font-size: clamp(15px, 1.6vw, 18px);
  max-width: 580px;
  margin-bottom: 48px;
  line-height: 2;
}
.hero-meta {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.2);
}
.hero-meta dt {
  font-size: 12px;
  letter-spacing: 0.25em;
  color: var(--color-accent-light);
  margin-bottom: 8px;
  font-weight: 600;
}
.hero-meta dd {
  font-family: "Shippori Mincho", serif;
  font-size: 18px;
  font-weight: 600;
}

/* ===== Page Hero (sub pages) ===== */
.page-hero {
  position: relative;
  padding: 100px 24px 64px;
  background:
    linear-gradient(135deg, rgba(15, 40, 24, 0.85), rgba(15, 40, 24, 0.7)),
    url("https://images.unsplash.com/photo-1541888946425-d81bb19240f5?w=1920&q=80") center/cover;
  color: #fff;
  text-align: center;
}
.page-hero[data-bg="about"] {
  background:
    linear-gradient(135deg, rgba(15, 40, 24, 0.88), rgba(15, 40, 24, 0.72)),
    url("https://images.unsplash.com/photo-1486406146926-c627a92ad1ab?w=1920&q=80") center/cover;
}
.page-hero[data-bg="services"] {
  background:
    linear-gradient(135deg, rgba(15, 40, 24, 0.88), rgba(15, 40, 24, 0.72)),
    url("https://images.unsplash.com/photo-1503387762-592deb58ef4e?w=1920&q=80") center/cover;
}
.page-hero[data-bg="works"] {
  background:
    linear-gradient(135deg, rgba(15, 40, 24, 0.88), rgba(15, 40, 24, 0.72)),
    url("https://images.unsplash.com/photo-1517089596392-fb9a9033e05b?w=1920&q=80") center/cover;
}
.page-hero[data-bg="recruit"] {
  background:
    linear-gradient(135deg, rgba(15, 40, 24, 0.88), rgba(15, 40, 24, 0.72)),
    url("https://images.unsplash.com/photo-1556761175-5973dc0f32e7?w=1920&q=80") center/cover;
}
.page-hero[data-bg="news"] {
  background:
    linear-gradient(135deg, rgba(15, 40, 24, 0.88), rgba(15, 40, 24, 0.72)),
    url("https://images.unsplash.com/photo-1581094288338-2314dddb7ece?w=1920&q=80") center/cover;
}
.page-hero small {
  display: block;
  font-size: 12px;
  letter-spacing: 0.4em;
  color: var(--color-accent-light);
  font-weight: 700;
  margin-bottom: 16px;
}
.page-hero h1 {
  font-family: "Shippori Mincho", serif;
  font-size: clamp(28px, 5vw, 44px);
  font-weight: 800;
  letter-spacing: 0.05em;
}
.page-hero h1::after {
  content: "";
  display: block;
  width: 48px;
  height: 3px;
  background: var(--color-accent-light);
  margin: 20px auto 0;
}

/* ===== Breadcrumb ===== */
.breadcrumb {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 24px;
  font-size: 12px;
  color: #666;
}
.breadcrumb a {
  color: #666;
  text-decoration: none;
}
.breadcrumb a:hover { color: var(--color-accent); }
.breadcrumb span { margin: 0 8px; color: #aaa; }
.breadcrumb b { color: var(--color-dark); font-weight: 600; }

/* ===== Sections common ===== */
.section { padding: 100px 24px; }
.section.compact { padding: 64px 24px; }
.section-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.section-title {
  text-align: center;
  margin-bottom: 64px;
}
.section-title small {
  display: block;
  font-size: 12px;
  letter-spacing: 0.4em;
  color: var(--color-accent);
  margin-bottom: 12px;
  font-weight: 700;
}
.section-title h2 {
  font-family: "Shippori Mincho", serif;
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  color: var(--color-dark);
  letter-spacing: 0.05em;
}
.section-title h2::after {
  content: "";
  display: block;
  width: 48px;
  height: 3px;
  background: var(--color-accent);
  margin: 20px auto 0;
}

/* ===== Project section ===== */
.project {
  background: var(--color-light);
  position: relative;
}
.project::before {
  content: "PROJECT";
  position: absolute;
  top: 40px;
  left: 24px;
  font-family: "Shippori Mincho", serif;
  font-size: clamp(60px, 10vw, 120px);
  color: rgba(26, 77, 46, 0.06);
  letter-spacing: 0.05em;
  font-weight: 800;
  line-height: 1;
}
.project-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.project-text h3 {
  font-family: "Shippori Mincho", serif;
  font-size: 28px;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 24px;
  line-height: 1.5;
}
.project-text p {
  margin-bottom: 20px;
  font-size: 15px;
}
.project-image {
  position: relative;
  aspect-ratio: 4 / 3;
  background: url("https://images.unsplash.com/photo-1581094288338-2314dddb7ece?w=900&q=80") center/cover;
  border-radius: 4px;
  box-shadow: 0 20px 40px rgba(15, 40, 24, 0.15);
}
.project-image::after {
  content: "";
  position: absolute;
  top: 16px;
  left: 16px;
  right: -16px;
  bottom: -16px;
  border: 2px solid var(--color-accent);
  z-index: -1;
  border-radius: 4px;
}
.project-specs {
  margin-top: 80px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.spec-card {
  background: #fff;
  padding: 32px 24px;
  border-radius: 4px;
  border-top: 3px solid var(--color-accent);
  text-align: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.spec-card dt {
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--color-main);
  margin-bottom: 12px;
  font-weight: 700;
}
.spec-card dd {
  font-family: "Shippori Mincho", serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--color-dark);
}
.spec-card dd small {
  font-size: 13px;
  color: #555;
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 400;
  display: block;
  margin-top: 4px;
}

/* ===== Progress / Timeline ===== */
.progress { background: var(--color-paper); }
.progress-bar-wrap {
  max-width: 800px;
  margin: 0 auto 64px;
  background: #fff;
  padding: 32px;
  border-radius: 4px;
  border: 1px solid var(--color-border);
}
.progress-label {
  display: flex;
  justify-content: space-between;
  margin-bottom: 12px;
  font-size: 14px;
  font-weight: 500;
}
.progress-percent {
  font-family: "Shippori Mincho", serif;
  font-size: 32px;
  font-weight: 800;
  color: var(--color-main);
}
.progress-bar {
  height: 10px;
  background: var(--color-light);
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 8px;
}
.progress-bar-fill {
  height: 100%;
  width: 62%;
  background: linear-gradient(90deg, var(--color-main), var(--color-accent));
  border-radius: 999px;
}
.progress-period {
  text-align: right;
  font-size: 12px;
  color: #555;
}
.timeline { position: relative; padding-left: 40px; }
.timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 12px;
  bottom: 12px;
  width: 2px;
  background: var(--color-border);
}
.timeline-item { position: relative; padding-bottom: 32px; }
.timeline-item::before {
  content: "";
  position: absolute;
  left: -36px;
  top: 8px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--color-border);
}
.timeline-item.done::before { background: var(--color-main); border-color: var(--color-main); }
.timeline-item.current::before {
  background: var(--color-accent);
  border-color: var(--color-accent);
  box-shadow: 0 0 0 6px rgba(30, 111, 191, 0.25);
}
.timeline-date {
  font-family: "Shippori Mincho", serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--color-main);
  margin-bottom: 4px;
}
.timeline-title { font-weight: 700; margin-bottom: 4px; }
.timeline-desc { font-size: 14px; color: #444; }

/* ===== News ===== */
.news { background: var(--color-dark); color: #fff; }
.news .section-title h2 { color: #fff; }
.news-list {
  max-width: 800px;
  margin: 0 auto;
  list-style: none;
}
.news-item {
  display: grid;
  grid-template-columns: 140px 120px 1fr;
  gap: 24px;
  align-items: center;
  padding: 24px 0;
  border-bottom: 1px solid rgba(255,255,255,0.18);
  transition: background 0.2s;
  color: #f0f3f5;
}
.news-item:hover { background: rgba(255,255,255,0.03); }
.news-date {
  font-family: "Shippori Mincho", serif;
  font-size: 15px;
  color: var(--color-accent-light);
  font-weight: 600;
}
.news-tag {
  display: inline-block;
  padding: 4px 12px;
  font-size: 11px;
  letter-spacing: 0.1em;
  border: 1px solid rgba(255,255,255,0.3);
  text-align: center;
  border-radius: 2px;
}
.news-tag.notice { background: var(--color-accent); color: #fff; border-color: var(--color-accent); }
.news-tag.report { background: var(--color-main); border-color: var(--color-main); }
.news-title { font-size: 15px; }
.news-more { display: block; text-align: center; margin-top: 48px; }

/* News list (sub page light variant) */
.news-list.light .news-item { color: var(--color-text); border-bottom: 1px solid var(--color-border); }
.news-list.light .news-item:hover { background: rgba(0,0,0,0.02); }
.news-list.light .news-date { color: var(--color-main); }
.news-list.light .news-tag { border: 1px solid var(--color-border); color: var(--color-text); }
.news-list.light .news-tag.notice { background: var(--color-accent); color: #fff; border-color: var(--color-accent); }
.news-list.light .news-tag.report { background: var(--color-main); color: #fff; border-color: var(--color-main); }

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  padding: 14px 48px;
  background: transparent;
  border: 1px solid var(--color-accent-light);
  color: var(--color-accent-light);
  text-decoration: none;
  font-size: 13px;
  letter-spacing: 0.2em;
  font-weight: 600;
  transition: all 0.3s;
  border-radius: 2px;
}
.btn:hover { background: var(--color-accent-light); color: var(--color-dark); border-color: var(--color-accent-light); }
.btn.btn-dark { color: var(--color-main); border-color: var(--color-main); }
.btn.btn-dark:hover { background: var(--color-main); color: #fff; }
.btn.btn-solid {
  background: var(--color-main);
  color: #fff;
  border-color: var(--color-main);
}
.btn.btn-solid:hover { background: var(--color-accent); border-color: var(--color-accent); }

/* ===== Notice / Contact ===== */
.notice-section { background: var(--color-light); }
.notice-card {
  max-width: 900px;
  margin: 0 auto;
  background: #fff;
  padding: 48px;
  border-radius: 4px;
  border-left: 6px solid var(--color-accent);
  box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}
.notice-card h3 {
  font-family: "Shippori Mincho", serif;
  font-size: 22px;
  margin-bottom: 16px;
  color: var(--color-dark);
}
.notice-card .icon {
  display: inline-block;
  width: 32px;
  height: 32px;
  background: var(--color-accent);
  color: #fff;
  text-align: center;
  line-height: 32px;
  border-radius: 50%;
  font-weight: 700;
  margin-right: 12px;
  vertical-align: middle;
}
.notice-card p { margin-bottom: 12px; }
.contact-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 32px;
  padding-top: 32px;
  border-top: 1px dashed var(--color-border);
}
.contact-box {
  background: var(--color-light);
  padding: 24px;
  border-radius: 4px;
}
.contact-box dt {
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--color-main);
  font-weight: 700;
  margin-bottom: 8px;
}
.contact-box dd {
  font-family: "Shippori Mincho", serif;
  font-size: 20px;
  font-weight: 700;
}
.contact-box .tel { font-size: 26px; color: var(--color-main); }

/* ===== Footer ===== */
.footer {
  background: var(--color-dark);
  color: rgba(255,255,255,0.88);
  padding: 64px 24px 24px;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-logo {
  font-family: "Shippori Mincho", serif;
  font-size: 22px;
  color: #fff;
  font-weight: 800;
  margin-bottom: 16px;
}
.footer-address { font-size: 13px; line-height: 1.8; }
.footer h4 {
  color: #fff;
  font-size: 13px;
  letter-spacing: 0.2em;
  margin-bottom: 20px;
  font-weight: 700;
}
.footer ul { list-style: none; font-size: 13px; }
.footer ul li { margin-bottom: 10px; }
.footer ul a {
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  transition: color 0.2s;
}
.footer ul a:hover { color: var(--color-accent-light); }
.footer-bottom {
  max-width: 1100px;
  margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.15);
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: rgba(255,255,255,0.7);
}

/* ===== Hamburger & Drawer ===== */
.hamburger {
  display: none;
  background: transparent;
  border: 0;
  cursor: pointer;
  padding: 10px;
  z-index: 110;
  position: relative;
}
.hamburger span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--color-dark);
  margin: 6px 0;
  transition: transform 0.3s, opacity 0.3s, background 0.3s;
  border-radius: 2px;
}
.hamburger.open span { background: #fff; }
.hamburger.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

.drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 300px;
  max-width: 82vw;
  height: 100vh;
  background: var(--color-dark);
  color: #fff;
  z-index: 105;
  padding: 96px 32px 32px;
  transition: right 0.35s ease;
  overflow-y: auto;
  box-shadow: -10px 0 30px rgba(0,0,0,0.25);
}
.drawer.open { right: 0; }
.drawer-nav ul { list-style: none; }
.drawer-nav ul li { margin: 0; }
.drawer-nav ul a {
  display: block;
  color: rgba(255,255,255,0.9);
  text-decoration: none;
  padding: 18px 4px;
  border-bottom: 1px solid rgba(255,255,255,0.15);
  font-size: 15px;
  font-family: "Shippori Mincho", serif;
  font-weight: 600;
  letter-spacing: 0.05em;
  transition: color 0.2s, padding-left 0.2s;
}
.drawer-nav ul a:hover {
  color: var(--color-accent-light);
  padding-left: 12px;
}
.drawer-nav ul a.is-current {
  color: var(--color-accent-light);
  border-bottom-color: var(--color-accent-light);
}
.drawer-foot {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.15);
  font-size: 12px;
  color: rgba(255,255,255,0.6);
  line-height: 1.8;
}
.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 104;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s;
}
.drawer-overlay.open { opacity: 1; visibility: visible; }

@media (max-width: 900px) {
  .hamburger { display: block; }
}

/* ===== Page top ===== */
.pagetop {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  background: var(--color-main);
  color: #fff;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  z-index: 50;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s;
}
.pagetop.show { opacity: 1; visibility: visible; }
.pagetop:hover { background: var(--color-accent); }

/* ===== Company / About page ===== */
.about-message {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}
.about-message h3 {
  font-family: "Shippori Mincho", serif;
  font-size: clamp(22px, 3vw, 32px);
  color: var(--color-dark);
  margin-bottom: 32px;
  line-height: 1.7;
}
.about-message p {
  font-size: 15px;
  margin-bottom: 20px;
  text-align: left;
}
.about-message .sign {
  text-align: right;
  margin-top: 32px;
  font-family: "Shippori Mincho", serif;
  font-size: 14px;
}
.about-message .sign strong {
  font-size: 18px;
  margin-left: 12px;
  letter-spacing: 0.05em;
}

.company-table {
  max-width: 900px;
  margin: 0 auto;
  background: #fff;
  border-radius: 4px;
  border: 1px solid var(--color-border);
  overflow: hidden;
}
.company-table dl {
  display: grid;
  grid-template-columns: 200px 1fr;
  border-bottom: 1px solid var(--color-border);
}
.company-table dl:last-child { border-bottom: none; }
.company-table dt {
  background: var(--color-light);
  padding: 20px 24px;
  font-weight: 700;
  font-size: 14px;
  color: var(--color-dark);
  letter-spacing: 0.05em;
}
.company-table dd {
  padding: 20px 24px;
  font-size: 14px;
}

.history-list {
  max-width: 800px;
  margin: 0 auto;
  list-style: none;
}
.history-list li {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px dashed var(--color-border);
}
.history-list li:last-child { border-bottom: none; }
.history-list .year {
  font-family: "Shippori Mincho", serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--color-main);
}

/* ===== Services page ===== */
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.service-card {
  background: #fff;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0,0,0,0.06);
  transition: transform 0.3s, box-shadow 0.3s;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 28px rgba(0,0,0,0.1);
}
.service-card .ph {
  aspect-ratio: 4 / 3;
  background-position: center;
  background-size: cover;
}
.service-card .body { padding: 28px 24px; }
.service-card .num {
  font-family: "Shippori Mincho", serif;
  font-size: 13px;
  color: var(--color-accent);
  letter-spacing: 0.2em;
  font-weight: 700;
  margin-bottom: 8px;
}
.service-card h3 {
  font-family: "Shippori Mincho", serif;
  font-size: 20px;
  color: var(--color-dark);
  margin-bottom: 12px;
  font-weight: 700;
}
.service-card p {
  font-size: 14px;
  color: #444;
}

.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  margin-bottom: 96px;
}
.service-detail:nth-child(even) > .service-detail-img { order: 2; }
.service-detail-img {
  aspect-ratio: 4 / 3;
  background-position: center;
  background-size: cover;
  border-radius: 4px;
  box-shadow: 0 16px 32px rgba(0,0,0,0.12);
}
.service-detail-text h3 {
  font-family: "Shippori Mincho", serif;
  font-size: 26px;
  color: var(--color-dark);
  margin-bottom: 20px;
}
.service-detail-text .label {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--color-accent);
  font-weight: 700;
  margin-bottom: 12px;
}
.service-detail-text p { margin-bottom: 16px; font-size: 15px; }
.service-detail-text ul {
  list-style: none;
  margin-top: 16px;
}
.service-detail-text ul li {
  padding: 8px 0 8px 24px;
  position: relative;
  font-size: 14px;
}
.service-detail-text ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  width: 12px;
  height: 2px;
  background: var(--color-accent);
}

/* ===== Works page ===== */
.works-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}
.work-card {
  background: #fff;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0,0,0,0.06);
  text-decoration: none;
  color: inherit;
  display: block;
  transition: transform 0.3s, box-shadow 0.3s;
}
.work-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 28px rgba(0,0,0,0.1);
}
.work-card .ph {
  aspect-ratio: 16 / 10;
  background-position: center;
  background-size: cover;
}
.work-card .body { padding: 24px; }
.work-card .meta {
  display: flex;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 12px;
  color: #555;
}
.work-card .meta .cat {
  background: var(--color-main);
  color: #fff;
  padding: 2px 12px;
  letter-spacing: 0.1em;
  border-radius: 2px;
}
.work-card h3 {
  font-family: "Shippori Mincho", serif;
  font-size: 18px;
  color: var(--color-dark);
  margin-bottom: 8px;
  font-weight: 700;
  line-height: 1.5;
}
.work-card .place {
  font-size: 13px;
  color: #555;
}

.filter-tabs {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.filter-tabs button {
  background: transparent;
  border: 1px solid var(--color-border);
  padding: 8px 20px;
  font-size: 13px;
  cursor: pointer;
  border-radius: 999px;
  color: var(--color-dark);
  font-family: inherit;
  transition: all 0.2s;
}
.filter-tabs button.active,
.filter-tabs button:hover {
  background: var(--color-main);
  border-color: var(--color-main);
  color: #fff;
}

/* ===== Recruit page ===== */
.recruit-message {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 64px;
}
.recruit-message h3 {
  font-family: "Shippori Mincho", serif;
  font-size: clamp(24px, 3.5vw, 34px);
  color: var(--color-dark);
  margin-bottom: 24px;
  line-height: 1.6;
}
.recruit-message h3 em {
  color: var(--color-accent);
  font-style: normal;
}
.recruit-message p { font-size: 15px; }

.recruit-values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}
.value-card {
  background: #fff;
  padding: 40px 28px;
  text-align: center;
  border-radius: 4px;
  border-top: 3px solid var(--color-accent);
  box-shadow: 0 4px 16px rgba(0,0,0,0.05);
}
.value-card .num {
  font-family: "Shippori Mincho", serif;
  font-size: 14px;
  color: var(--color-accent);
  letter-spacing: 0.3em;
  margin-bottom: 12px;
  font-weight: 700;
}
.value-card h4 {
  font-family: "Shippori Mincho", serif;
  font-size: 22px;
  color: var(--color-dark);
  margin-bottom: 16px;
  font-weight: 700;
}
.value-card p { font-size: 14px; color: #444; }

.job-list { max-width: 1000px; margin: 0 auto; }
.job-card {
  background: #fff;
  border-radius: 4px;
  border: 1px solid var(--color-border);
  margin-bottom: 24px;
  overflow: hidden;
}
.job-head {
  background: var(--color-main);
  color: #fff;
  padding: 20px 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.job-head h3 {
  font-family: "Shippori Mincho", serif;
  font-size: 22px;
}
.job-head .tag {
  background: var(--color-accent);
  padding: 4px 16px;
  font-size: 12px;
  letter-spacing: 0.1em;
  border-radius: 2px;
}
.job-body { padding: 24px 32px; }
.job-body dl {
  display: grid;
  grid-template-columns: 140px 1fr;
  padding: 12px 0;
  border-bottom: 1px dashed var(--color-border);
  font-size: 14px;
}
.job-body dl:last-child { border-bottom: none; }
.job-body dt { font-weight: 700; color: var(--color-dark); }

/* ===== Contact CTA strip ===== */
.cta-strip {
  background:
    linear-gradient(135deg, rgba(15, 40, 24, 0.92), rgba(15, 40, 24, 0.8)),
    url("https://images.unsplash.com/photo-1503387762-592deb58ef4e?w=1920&q=80") center/cover;
  color: #fff;
  padding: 80px 24px;
  text-align: center;
}
.cta-strip h2 {
  font-family: "Shippori Mincho", serif;
  font-size: clamp(24px, 3.5vw, 36px);
  margin-bottom: 16px;
}
.cta-strip p { margin-bottom: 32px; opacity: 0.9; }
.cta-strip .btn { border-color: #fff; color: #fff; }
.cta-strip .btn:hover { background: #fff; color: var(--color-dark); }

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .nav { display: none; }
  .project-grid { grid-template-columns: 1fr; gap: 40px; }
  .project-specs { grid-template-columns: repeat(2, 1fr); }
  .hero-meta { gap: 24px; }
  .news-item {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 20px 0;
  }
  .news-tag { justify-self: start; }
  .contact-row { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .notice-card { padding: 32px 24px; }
  .section { padding: 64px 24px; }
  .company-table dl { grid-template-columns: 1fr; }
  .company-table dt { padding: 14px 20px; }
  .company-table dd { padding: 14px 20px; }
  .history-list li { grid-template-columns: 1fr; gap: 4px; }
  .service-grid { grid-template-columns: 1fr; }
  .service-detail { grid-template-columns: 1fr; gap: 32px; margin-bottom: 64px; }
  .service-detail:nth-child(even) > .service-detail-img { order: 0; }
  .recruit-values { grid-template-columns: 1fr; gap: 20px; }
  .works-grid { grid-template-columns: 1fr; }
  .job-head { padding: 16px 20px; }
  .job-head h3 { font-size: 18px; }
  .job-body { padding: 20px; }
  .job-body dl { grid-template-columns: 1fr; gap: 4px; }
}