/* =========================================================
   オーエス株式会社 コーポレートサイト
   共通スタイルシート
   ========================================================= */

:root {
  --c-navy:        #0e2747;
  --c-navy-dark:   #081a32;
  --c-navy-soft:   #1a3a64;
  --c-gold:        #b8985a;
  --c-gold-soft:   #d8c08a;
  --c-text:        #1f2937;
  --c-text-soft:   #4b5563;
  --c-muted:       #6b7280;
  --c-line:        #e5e7eb;
  --c-bg:          #ffffff;
  --c-bg-soft:     #f5f6f8;
  --c-bg-tint:     #eef1f5;

  --ff-jp: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
  --ff-en: "Cormorant Garamond", "Times New Roman", serif;

  --shadow-sm: 0 1px 2px rgba(14,39,71,0.06);
  --shadow-md: 0 8px 24px rgba(14,39,71,0.08);
  --shadow-lg: 0 18px 40px rgba(14,39,71,0.12);

  --radius-sm: 4px;
  --radius-md: 8px;
}

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--ff-jp);
  color: var(--c-text);
  background: var(--c-bg);
  line-height: 1.8;
  font-size: 16px;
  font-feature-settings: "palt" 1;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color .2s ease, opacity .2s ease; }
a:hover { color: var(--c-gold); }
ul, ol { padding: 0; margin: 0; list-style: none; }
h1, h2, h3, h4, h5, p { margin: 0; }
button { font-family: inherit; cursor: pointer; }

/* ---------- layout helpers ---------- */
.container {
  width: min(1120px, calc(100% - 48px));
  margin-inline: auto;
}
.container-narrow {
  width: min(880px, calc(100% - 48px));
  margin-inline: auto;
}

.section {
  padding: 96px 0;
}
.section--soft { background: var(--c-bg-soft); }
.section--dark { background: var(--c-navy); color: #fff; }

.section-head {
  margin-bottom: 56px;
  text-align: center;
}
.section-head__en {
  display: block;
  font-family: var(--ff-en);
  font-size: 14px;
  letter-spacing: 0.3em;
  color: var(--c-gold);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-head__ja {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--c-navy);
  position: relative;
  display: inline-block;
  padding-bottom: 18px;
}
.section-head__ja::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 40px;
  height: 2px;
  background: var(--c-gold);
}
.section--dark .section-head__ja { color: #fff; }

/* ---------- オープニング演出（トップページ） ---------- */
.intro-splash {
  position: fixed;
  inset: 0;
  background: linear-gradient(135deg, #0e2747 0%, #06152b 100%);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 1;
  visibility: visible;
  transition: opacity .9s ease-out, visibility .9s ease-out;
  /* スクロールロック */
  overflow: hidden;
}
.intro-splash.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.intro-splash__inner {
  text-align: center;
  opacity: 0;
  transform: translateY(20px);
  filter: blur(6px);
  animation: introFadeUp 1.6s 0.3s cubic-bezier(0.22, 0.61, 0.36, 1) forwards;
}
.intro-splash__logo {
  width: 120px;
  height: 120px;
  background: url("../images/logo.jpg") center / cover no-repeat;
  margin: 0 auto 28px;
  border-radius: 4px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
  position: relative;
}
.intro-splash__logo::after {
  /* 上品な金縁を控えめに */
  content: "";
  position: absolute;
  inset: -1px;
  border: 1px solid rgba(184,152,90,0.4);
  border-radius: 4px;
  pointer-events: none;
}
.intro-splash__name {
  font-size: 20px;
  letter-spacing: 0.14em;
  color: #fff;
  font-weight: 700;
}
.intro-splash__sub {
  font-family: var(--ff-en);
  font-size: 11px;
  letter-spacing: 0.32em;
  color: var(--c-gold-soft);
  margin-top: 10px;
}

@keyframes introFadeUp {
  0%   { opacity: 0; transform: translateY(20px) scale(0.96); filter: blur(6px); }
  100% { opacity: 1; transform: translateY(0)    scale(1);    filter: blur(0);  }
}

@media (max-width: 720px) {
  .intro-splash__logo { width: 96px; height: 96px; margin-bottom: 22px; }
  .intro-splash__name { font-size: 17px; }
  .intro-splash__sub  { font-size: 10px; }
}

/* アクセシビリティ：動きを控える設定の場合は瞬時に消す */
@media (prefers-reduced-motion: reduce) {
  .intro-splash__inner { animation: none; opacity: 1; transform: none; filter: none; }
}

/* ---------- header ---------- */
.site-header {
  position: sticky;
  top: 0;
  background: rgba(255,255,255,0.96);
  backdrop-filter: saturate(140%) blur(6px);
  border-bottom: 1px solid var(--c-line);
  z-index: 100;
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.site-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  line-height: 1.2;
}
.site-logo__mark {
  width: 44px;
  height: 44px;
  background: url("../images/logo.jpg") center / cover no-repeat;
  border-radius: 2px;
  position: relative;
  /* テキスト "OS" は非表示にしつつ、a11yで読めるようにする */
  text-indent: -9999px;
  overflow: hidden;
  font-size: 0;
  color: transparent;
}
.site-logo__mark::after{ content: none; }
.site-logo__text {
  display: flex;
  flex-direction: column;
}
.site-logo__name {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--c-navy);
}
.site-logo__sub {
  font-size: 11px;
  color: var(--c-muted);
  letter-spacing: 0.12em;
}

.site-nav { display: flex; align-items: center; gap: 32px; }
.site-nav__list { display: flex; gap: 28px; }
.site-nav__list a {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--c-text);
  position: relative;
  padding: 6px 0;
}
.site-nav__list a.is-current,
.site-nav__list a:hover {
  color: var(--c-navy);
}
.site-nav__list a.is-current::after,
.site-nav__list a:hover::after {
  content: "";
  position: absolute;
  left: 0; right: 0;
  bottom: 0;
  height: 2px;
  background: var(--c-gold);
}
.site-nav__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: var(--c-navy);
  color: #fff !important;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  border-radius: 2px;
}
.site-nav__cta:hover { background: var(--c-navy-soft); }

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 1px solid var(--c-line);
  border-radius: 2px;
  position: relative;
}
.nav-toggle span {
  position: absolute;
  left: 10px;
  right: 10px;
  height: 1.5px;
  background: var(--c-navy);
  transition: transform .25s ease, opacity .25s ease;
}
.nav-toggle span:nth-child(1) { top: 13px; }
.nav-toggle span:nth-child(2) { top: 19px; }
.nav-toggle span:nth-child(3) { top: 25px; }
.nav-toggle.is-open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ---------- hero ---------- */
.hero {
  position: relative;
  min-height: 78vh;
  color: #fff;
  overflow: hidden;
  /* PC用ヒーロー画像（1920x900） */
  background:
    linear-gradient(135deg, rgba(8,26,50,0.72), rgba(14,39,71,0.45)),
    url("../images/hero-pc.jpg") center / cover no-repeat;
}
.hero::after {
  /* 落ち着いたグラデオーバーレイ */
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(8,26,50,0) 60%, rgba(8,26,50,0.65) 100%);
  pointer-events: none;
}
.hero__inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  min-height: 78vh;
  padding: 120px 0 80px;
}
.hero__copy {
  max-width: 720px;
}

/* ヒーロー：ふわっと立ち上がるアニメーション */
@keyframes heroFadeUp {
  0%   { opacity: 0; transform: translateY(24px); filter: blur(4px); }
  100% { opacity: 1; transform: translateY(0);    filter: blur(0); }
}
.hero__en,
.hero__title,
.hero__lead {
  opacity: 0;
  animation: heroFadeUp 1.4s cubic-bezier(0.22, 0.61, 0.36, 1) forwards;
}
.hero__en    { animation-delay: 0.4s; }
.hero__title { animation-delay: 0.9s; }
.hero__lead  { animation-delay: 1.6s; }

.hero__scroll {
  opacity: 0;
  animation: heroFadeUp 1.2s ease-out 2.2s forwards;
}

/* スクロールでふわっと表示（IntersectionObserver連動） */
[data-fade] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1s ease-out, transform 1s ease-out;
}
[data-fade].is-in {
  opacity: 1;
  transform: translateY(0);
}
/* ヒーロー内の .hero__copy は自前アニメで動かすため、data-fade による初期非表示を解除 */
.hero__copy[data-fade] {
  opacity: 1;
  transform: none;
}

/* アクセシビリティ：アニメーション控えめ設定 */
@media (prefers-reduced-motion: reduce) {
  .hero__en, .hero__title, .hero__lead, .hero__scroll {
    animation: none;
    opacity: 1;
  }
  [data-fade] { opacity: 1; transform: none; transition: none; }
}

/* スマホでは本文中の <br> を無効化して自然な折り返しに任せる
   （住所・電話番号など構造的な改行は対象外） */
@media (max-width: 720px) {
  .hero__lead br,
  .feature-card__text br,
  .recruit-lead br,
  .recruit-point__text br,
  .history-lead br,
  .timeline-item__text br,
  .cta-block__lead br,
  .message-text__body p br,
  .form-note br,
  .notice-box br,
  .service-card__text br,
  .service-item__text br,
  .work-card__text br,
  .equipment-card__text br,
  .section-lead br {
    display: none;
  }
  /* 単語が途中で切れにくくなるよう、行頭・行末の禁則を強める */
  .hero__lead,
  .feature-card__text,
  .recruit-lead,
  .recruit-point__text,
  .history-lead,
  .timeline-item__text,
  .cta-block__lead,
  .message-text__body p,
  .form-note,
  .notice-box,
  .service-card__text,
  .service-item__text,
  .work-card__text,
  .equipment-card__text,
  .section-lead {
    line-break: strict;
    word-break: normal;
    overflow-wrap: anywhere;
  }
}
.hero__en {
  display: block;
  font-family: var(--ff-en);
  font-size: 14px;
  letter-spacing: 0.4em;
  color: var(--c-gold-soft);
  margin-bottom: 24px;
}
.hero__title {
  font-size: clamp(28px, 4.4vw, 48px);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.04em;
  margin-bottom: 24px;
  text-shadow: 0 2px 12px rgba(0,0,0,0.25);
}
.hero__title small {
  display: block;
  font-size: 0.55em;
  color: var(--c-gold-soft);
  letter-spacing: 0.18em;
  margin-top: 12px;
  font-weight: 500;
}
.hero__lead {
  font-size: 15px;
  line-height: 2;
  max-width: 540px;
  color: rgba(255,255,255,0.9);
}
.hero__scroll {
  position: absolute;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.7);
  font-family: var(--ff-en);
  font-size: 11px;
  letter-spacing: 0.3em;
  z-index: 1;
}
.hero__scroll::after {
  content: "";
  display: block;
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.5);
  margin: 8px auto 0;
}

/* ---------- page hero (下層共通) ---------- */
.page-hero {
  position: relative;
  color: #fff;
  padding: 120px 0 64px;
  background:
    linear-gradient(135deg, rgba(8,26,50,0.72), rgba(14,39,71,0.55)),
    url("../images/page-hero.jpg") center / cover no-repeat;
}
.page-hero__en {
  font-family: var(--ff-en);
  font-size: 13px;
  letter-spacing: 0.32em;
  color: var(--c-gold-soft);
  margin-bottom: 12px;
  display: block;
}
.page-hero__title {
  font-size: clamp(26px, 3.5vw, 36px);
  font-weight: 700;
  letter-spacing: 0.06em;
}
.breadcrumb {
  font-size: 12px;
  color: rgba(255,255,255,0.75);
  margin-top: 20px;
  letter-spacing: 0.06em;
}
.breadcrumb a:hover { color: var(--c-gold-soft); }
.breadcrumb span { margin: 0 8px; opacity: 0.5; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 36px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.1em;
  border-radius: 2px;
  border: 1px solid transparent;
  transition: all .2s ease;
}
.btn--primary {
  background: var(--c-navy);
  color: #fff;
}
.btn--primary:hover {
  background: var(--c-navy-soft);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn--ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.5);
}
.btn--ghost:hover {
  background: rgba(255,255,255,0.1);
  color: #fff;
  border-color: #fff;
}
.btn--outline {
  background: transparent;
  color: var(--c-navy);
  border-color: var(--c-navy);
}
.btn--outline:hover {
  background: var(--c-navy);
  color: #fff;
}
.btn__arrow { font-family: var(--ff-en); font-size: 16px; }

/* ---------- TOP: 強み ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.feature-card {
  background: #fff;
  padding: 40px 32px;
  border: 1px solid var(--c-line);
  position: relative;
  transition: transform .25s ease, box-shadow .25s ease;
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.feature-card__num {
  font-family: var(--ff-en);
  font-size: 13px;
  letter-spacing: 0.3em;
  color: var(--c-gold);
}
.feature-card__title {
  font-size: 20px;
  font-weight: 700;
  color: var(--c-navy);
  margin: 16px 0 16px;
  line-height: 1.6;
}
.feature-card__text {
  font-size: 14px;
  color: var(--c-text-soft);
  line-height: 2;
}

/* ---------- TOP: 事業内容 サマリ ---------- */
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: #fff;
  border: 1px solid var(--c-line);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.service-card__img {
  aspect-ratio: 16/10;
  background: var(--c-bg-tint) center / cover no-repeat;
}
.service-card__body {
  padding: 24px 24px 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.service-card__title {
  font-size: 17px;
  font-weight: 700;
  color: var(--c-navy);
  margin-bottom: 10px;
  letter-spacing: 0.04em;
}
.service-card__text {
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--c-text-soft);
  flex: 1;
}

/* ---------- TOP: 導線バナー ---------- */
.banner-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.banner {
  position: relative;
  min-height: 240px;
  display: flex;
  align-items: flex-end;
  padding: 32px;
  color: #fff;
  overflow: hidden;
  background: var(--c-navy);
}
.banner::before {
  content: "";
  position: absolute; inset: 0;
  background:
    linear-gradient(135deg, rgba(8,26,50,0.65), rgba(8,26,50,0.85)),
    var(--banner-img, none) center / cover no-repeat;
  transition: transform .6s ease;
}
.banner:hover::before { transform: scale(1.05); }
.banner__inner { position: relative; z-index: 1; }
.banner__en {
  font-family: var(--ff-en);
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--c-gold-soft);
}
.banner__ja {
  font-size: 22px;
  font-weight: 700;
  margin: 8px 0 4px;
  letter-spacing: 0.06em;
}
.banner__text {
  font-size: 13px;
  opacity: 0.85;
}

/* ---------- TOP: お問い合わせCTA ---------- */
.cta-block {
  text-align: center;
}
.cta-block__lead {
  font-size: 15px;
  line-height: 2;
  margin: 16px 0 32px;
  color: rgba(255,255,255,0.85);
}
.cta-block__tel {
  font-family: var(--ff-en);
  font-size: 36px;
  letter-spacing: 0.04em;
  color: #fff;
  font-weight: 600;
  display: inline-block;
  margin-bottom: 8px;
}
.cta-block__tel-label {
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--c-gold-soft);
  display: block;
}
.cta-block__buttons {
  margin-top: 32px;
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---------- 会社案内 ---------- */
.profile-table {
  width: 100%;
  border-collapse: collapse;
  border-top: 1px solid var(--c-line);
}
.profile-table th,
.profile-table td {
  padding: 20px 24px;
  text-align: left;
  font-size: 14.5px;
  border-bottom: 1px solid var(--c-line);
  vertical-align: top;
}
.profile-table th {
  width: 200px;
  background: var(--c-bg-soft);
  font-weight: 600;
  color: var(--c-navy);
  letter-spacing: 0.04em;
}
.profile-table td {
  color: var(--c-text-soft);
  line-height: 1.9;
}

.kanban {
  margin-top: 32px;
  background: #fff;
  border: 1px solid var(--c-line);
  padding: 40px;
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 40px;
  align-items: flex-start;
}
.kanban__seal {
  aspect-ratio: 1;
  background: linear-gradient(135deg, var(--c-gold), #8a6e3a);
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 16px;
  border-radius: 50%;
  box-shadow: inset 0 0 0 4px rgba(255,255,255,0.3), var(--shadow-md);
}
.kanban__seal small {
  font-size: 11px;
  letter-spacing: 0.2em;
}
.kanban__seal strong {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.08em;
  margin-top: 6px;
  line-height: 1.6;
}
.kanban__title {
  font-size: 18px;
  font-weight: 700;
  color: var(--c-navy);
  border-left: 3px solid var(--c-gold);
  padding-left: 12px;
  margin-bottom: 20px;
}
.kanban__table th { width: 160px; }
.kanban__categories {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px 16px;
  margin-top: 8px;
}
.kanban__categories li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  color: var(--c-text-soft);
}
.kanban__categories li::before {
  content: "";
  position: absolute;
  left: 0; top: 12px;
  width: 8px; height: 1px;
  background: var(--c-gold);
}

/* ---------- 沿革（タイムライン） ---------- */
.history-lead {
  text-align: center;
  font-size: 15px;
  line-height: 2.1;
  color: var(--c-text-soft);
  max-width: 720px;
  margin: 0 auto 56px;
}

.timeline {
  position: relative;
  list-style: none;
  padding: 0;
  margin: 0 auto;
  max-width: 760px;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 150px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(to bottom,
    transparent 0%,
    var(--c-line) 8%,
    var(--c-line) 92%,
    transparent 100%);
}

.timeline-item {
  display: grid;
  grid-template-columns: 150px 1fr;
  position: relative;
  padding-bottom: 48px;
}
.timeline-item:last-child { padding-bottom: 0; }

.timeline-item__year {
  text-align: right;
  padding-right: 36px;
  color: var(--c-navy);
  line-height: 1;
}
.timeline-item__era {
  display: inline-block;
  background: var(--c-navy);
  color: #fff;
  font-size: 11px;
  letter-spacing: 0.16em;
  padding: 4px 12px;
  margin-bottom: 12px;
  border-radius: 1px;
}
.timeline-item__year-num {
  display: block;
  font-family: var(--ff-en);
  font-size: 36px;
  font-weight: 600;
  color: var(--c-navy);
  line-height: 1;
  letter-spacing: 0.02em;
}
.timeline-item__date {
  display: block;
  font-size: 12px;
  color: var(--c-muted);
  margin-top: 6px;
  letter-spacing: 0.06em;
}

.timeline-item__body {
  position: relative;
  padding-left: 36px;
  padding-top: 4px;
}
.timeline-item__body::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 12px;
  width: 13px;
  height: 13px;
  background: var(--c-gold);
  border-radius: 50%;
  border: 3px solid #fff;
  box-shadow: 0 0 0 1px var(--c-line);
}
.timeline-item__title {
  font-size: 19px;
  font-weight: 700;
  color: var(--c-navy);
  margin-bottom: 10px;
  letter-spacing: 0.04em;
  line-height: 1.6;
}
.timeline-item__text {
  font-size: 14px;
  line-height: 2;
  color: var(--c-text-soft);
}

@media (max-width: 720px) {
  .history-lead { font-size: 14px; margin-bottom: 40px; }
  .timeline::before { left: 8px; }
  .timeline-item {
    grid-template-columns: 1fr;
    padding-left: 36px;
    padding-bottom: 36px;
  }
  .timeline-item__year {
    text-align: left;
    padding-right: 0;
    margin-bottom: 14px;
  }
  .timeline-item__era {
    margin-bottom: 0;
    margin-right: 10px;
    vertical-align: middle;
  }
  .timeline-item__year-num {
    display: inline-block;
    font-size: 24px;
    vertical-align: middle;
  }
  .timeline-item__date {
    display: inline-block;
    margin-top: 0;
    margin-left: 6px;
    vertical-align: middle;
  }
  .timeline-item__body { padding-left: 0; }
  .timeline-item__body::before {
    left: -36px;
    top: 6px;
  }
  .timeline-item__title { font-size: 16px; }
}

/* ---------- 業種別 許可一覧 ---------- */
.license-table-wrap {
  margin-top: 40px;
  background: #fff;
  border: 1px solid var(--c-line);
  padding: 32px 40px 28px;
}
.license-table-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--c-navy);
  border-left: 3px solid var(--c-gold);
  padding-left: 12px;
  margin-bottom: 20px;
  letter-spacing: 0.04em;
}
.license-table-scroll {
  overflow-x: auto;
}
.license-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  min-width: 560px;
}
.license-table thead th {
  background: var(--c-navy);
  color: #fff;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 14px 16px;
  text-align: left;
  font-size: 13px;
}
.license-table tbody td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--c-line);
  color: var(--c-text-soft);
  line-height: 1.7;
  vertical-align: middle;
}
.license-table tbody tr:last-child td { border-bottom: none; }
.license-table tbody tr:hover { background: var(--c-bg-soft); }
.license-table tbody td:nth-child(2) {
  font-weight: 600;
  color: var(--c-navy);
}

.license-summary {
  margin-top: 24px;
  padding: 20px 24px;
  background: var(--c-bg-soft);
  border-left: 3px solid var(--c-gold);
}
.license-summary__label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--c-navy);
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}
.license-summary__text {
  font-size: 14px;
  color: var(--c-text-soft);
  line-height: 1.9;
}

@media (max-width: 720px) {
  .license-table-wrap { padding: 20px 16px; }
  .license-table thead th,
  .license-table tbody td { padding: 12px 10px; font-size: 12.5px; }
}

.message-block {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 56px;
  align-items: center;
}
.message-block__img {
  aspect-ratio: 4/5;
  background: var(--c-bg-tint) center / cover no-repeat;
}
.message-block__title {
  font-size: 24px;
  font-weight: 700;
  color: var(--c-navy);
  margin-bottom: 24px;
  line-height: 1.6;
  letter-spacing: 0.04em;
}
.message-block__text p {
  font-size: 15px;
  line-height: 2.1;
  color: var(--c-text-soft);
  margin-bottom: 16px;
}
.message-block__sign {
  margin-top: 24px;
  font-size: 15px;
  color: var(--c-navy);
}
.message-block__sign strong {
  font-size: 20px;
  letter-spacing: 0.08em;
  margin-left: 8px;
}

/* ---------- 代表メッセージ（写真なしレイアウト） ---------- */
.message-text {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  padding: 40px 24px 0;
}
.message-text::before {
  content: """;
  position: absolute;
  top: -16px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--ff-en);
  font-size: 96px;
  line-height: 1;
  color: var(--c-gold);
  opacity: 0.35;
  pointer-events: none;
}
.message-text__title {
  font-size: 26px;
  font-weight: 700;
  color: var(--c-navy);
  line-height: 1.7;
  letter-spacing: 0.06em;
  margin-bottom: 32px;
}
.message-text__body {
  text-align: left;
  max-width: 640px;
  margin: 0 auto;
}
.message-text__body p {
  font-size: 15px;
  line-height: 2.1;
  color: var(--c-text-soft);
  margin-bottom: 20px;
}
.message-text__body p:last-child { margin-bottom: 0; }
.message-text__sign {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--c-line);
  font-size: 14px;
  color: var(--c-text-soft);
  letter-spacing: 0.06em;
}
.message-text__sign strong {
  display: inline-block;
  margin-left: 12px;
  font-size: 20px;
  font-weight: 700;
  color: var(--c-navy);
  letter-spacing: 0.12em;
}

@media (max-width: 720px) {
  .message-text { padding: 32px 8px 0; }
  .message-text::before { font-size: 72px; top: -8px; }
  .message-text__title { font-size: 20px; }
  .message-text__body p { font-size: 14px; line-height: 2; }
  .message-text__sign strong { font-size: 17px; }
}

/* ---------- 事業内容 ---------- */
.service-list {
  display: flex;
  flex-direction: column;
  gap: 64px;
}
.service-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.service-item:nth-child(even) .service-item__img { order: 2; }
.service-item__img {
  aspect-ratio: 4/3;
  background: var(--c-bg-tint) center / cover no-repeat;
}
.service-item__num {
  font-family: var(--ff-en);
  font-size: 13px;
  letter-spacing: 0.3em;
  color: var(--c-gold);
}
.service-item__title {
  font-size: 26px;
  font-weight: 700;
  color: var(--c-navy);
  margin: 12px 0 20px;
  letter-spacing: 0.04em;
}
.service-item__text {
  font-size: 15px;
  line-height: 2;
  color: var(--c-text-soft);
}
.service-item__tags {
  margin-top: 24px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.service-item__tags span {
  display: inline-block;
  padding: 4px 12px;
  font-size: 12px;
  background: var(--c-bg-soft);
  color: var(--c-text-soft);
  border-radius: 999px;
  letter-spacing: 0.05em;
}

/* ---------- 保有重機 ギャラリー ---------- */
.equipment-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
/* 5枚レイアウト：上3枚＋下2枚を中央寄せ（flexベース） */
.equipment-grid--centered {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}
.equipment-grid--centered .equipment-card {
  flex: 0 0 calc((100% - 56px) / 3);
  max-width: calc((100% - 56px) / 3);
}
.equipment-card {
  background: #fff;
  border: 1px solid var(--c-line);
  overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.equipment-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.equipment-card__img {
  aspect-ratio: 4/3;
  background: var(--c-bg-tint) center / cover no-repeat;
  position: relative;
}
.equipment-card__cat {
  position: absolute;
  top: 12px; left: 12px;
  background: rgba(14,39,71,0.85);
  color: #fff;
  font-size: 11px;
  letter-spacing: 0.1em;
  padding: 4px 10px;
}
.equipment-card__body {
  padding: 20px 22px 24px;
}
.equipment-card__name {
  font-size: 17px;
  font-weight: 700;
  color: var(--c-navy);
  margin-bottom: 8px;
  letter-spacing: 0.04em;
}
.equipment-card__use {
  font-size: 12px;
  color: var(--c-muted);
  letter-spacing: 0.08em;
  margin-bottom: 12px;
}
.equipment-card__text {
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--c-text-soft);
}

.notice-box {
  margin-top: 56px;
  padding: 24px 32px;
  background: var(--c-bg-soft);
  border-left: 3px solid var(--c-gold);
  font-size: 14px;
  color: var(--c-text-soft);
  line-height: 2;
}

/* ---------- 実績 ---------- */
.works-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}
.work-card {
  background: #fff;
  border: 1px solid var(--c-line);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.work-card__img {
  aspect-ratio: 16/9;
  background: var(--c-bg-tint) center / cover no-repeat;
}
.work-card__body { padding: 28px 28px 32px; }
.work-card__cat {
  font-family: var(--ff-en);
  font-size: 11px;
  letter-spacing: 0.3em;
  color: var(--c-gold);
}
.work-card__title {
  font-size: 20px;
  font-weight: 700;
  color: var(--c-navy);
  margin: 10px 0 14px;
}
.work-card__text {
  font-size: 14px;
  line-height: 1.95;
  color: var(--c-text-soft);
}
.work-card__items {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px dashed var(--c-line);
  font-size: 13px;
  color: var(--c-muted);
  letter-spacing: 0.04em;
}
.work-card__items strong {
  display: block;
  color: var(--c-navy);
  font-size: 12px;
  margin-bottom: 4px;
  letter-spacing: 0.08em;
}

/* ---------- 採用 ---------- */
.recruit-lead {
  text-align: center;
  font-size: 15px;
  line-height: 2.1;
  color: var(--c-text-soft);
  max-width: 720px;
  margin: 0 auto 64px;
}
.recruit-points {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 80px;
}
.recruit-point {
  background: #fff;
  border: 1px solid var(--c-line);
  padding: 32px 28px;
  text-align: center;
}
.recruit-point__icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  border: 1px solid var(--c-gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-gold);
  font-family: var(--ff-en);
  font-size: 18px;
  font-weight: 600;
}
.recruit-point__title {
  font-size: 17px;
  font-weight: 700;
  color: var(--c-navy);
  margin-bottom: 12px;
}
.recruit-point__text {
  font-size: 14px;
  color: var(--c-text-soft);
  line-height: 1.95;
}

.recruit-table {
  width: 100%;
  border-collapse: collapse;
  border-top: 1px solid var(--c-line);
}
.recruit-table th,
.recruit-table td {
  padding: 22px 24px;
  text-align: left;
  font-size: 14.5px;
  border-bottom: 1px solid var(--c-line);
  vertical-align: top;
}
.recruit-table th {
  width: 220px;
  background: var(--c-bg-soft);
  font-weight: 600;
  color: var(--c-navy);
}
.recruit-table td { color: var(--c-text-soft); line-height: 1.95; }
.recruit-table td strong { color: var(--c-navy); }

/* ---------- お問い合わせ ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 56px;
  align-items: flex-start;
}
.contact-info {
  background: #fff;
  border: 1px solid var(--c-line);
  padding: 36px;
}
.contact-info__title {
  font-size: 18px;
  font-weight: 700;
  color: var(--c-navy);
  border-left: 3px solid var(--c-gold);
  padding-left: 12px;
  margin-bottom: 24px;
}
.contact-info dl {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 12px 20px;
  font-size: 14px;
  line-height: 1.9;
}
.contact-info dt {
  color: var(--c-navy);
  font-weight: 600;
  letter-spacing: 0.08em;
}
.contact-info dd { margin: 0; color: var(--c-text-soft); }
.contact-info__tel {
  display: block;
  font-family: var(--ff-en);
  font-size: 28px;
  font-weight: 600;
  color: var(--c-navy);
  letter-spacing: 0.04em;
  margin-top: 4px;
}
.contact-info__hours {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px dashed var(--c-line);
  font-size: 13px;
  color: var(--c-muted);
  line-height: 1.9;
}

.contact-form {
  background: #fff;
  border: 1px solid var(--c-line);
  padding: 40px;
}
.form-row { margin-bottom: 24px; }
.form-row label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--c-navy);
  margin-bottom: 8px;
  letter-spacing: 0.06em;
}
.form-row label .req {
  display: inline-block;
  background: var(--c-gold);
  color: #fff;
  font-size: 10px;
  padding: 2px 6px;
  margin-left: 6px;
  vertical-align: middle;
  letter-spacing: 0.08em;
}
.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 12px 14px;
  font-size: 14px;
  font-family: inherit;
  color: var(--c-text);
  background: var(--c-bg-soft);
  border: 1px solid var(--c-line);
  border-radius: 2px;
  transition: border-color .2s ease, background .2s ease;
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--c-navy);
  background: #fff;
}
.form-row textarea { min-height: 140px; resize: vertical; }
.form-submit { text-align: center; margin-top: 8px; }
.form-submit button {
  min-width: 240px;
  background: var(--c-navy);
  color: #fff;
  border: none;
  padding: 16px 36px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.12em;
  border-radius: 2px;
  transition: background .2s ease;
}
.form-submit button:hover { background: var(--c-navy-soft); }
.form-note {
  font-size: 12px;
  color: var(--c-muted);
  margin-top: 16px;
  text-align: center;
  line-height: 1.9;
}

/* ---------- footer ---------- */
.site-footer {
  background: var(--c-navy-dark);
  color: rgba(255,255,255,0.75);
  padding: 64px 0 0;
  font-size: 13px;
}
.site-footer__top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.site-footer__brand .site-logo__name { color: #fff; }
.site-footer__brand .site-logo__sub { color: rgba(255,255,255,0.5); }
/* フッターでも同じロゴ画像をそのまま利用 */
.site-footer__brand .site-logo__mark {
  background: url("../images/logo.jpg") center / cover no-repeat;
}
.site-footer__addr {
  margin-top: 20px;
  line-height: 2;
  letter-spacing: 0.04em;
}
.site-footer__addr strong {
  color: #fff;
  font-family: var(--ff-en);
  font-size: 16px;
  letter-spacing: 0.05em;
  display: inline-block;
  margin-right: 8px;
}
.site-footer__nav h4,
.site-footer__contact h4 {
  font-size: 13px;
  color: #fff;
  letter-spacing: 0.15em;
  margin-bottom: 16px;
  font-weight: 600;
}
.site-footer__nav ul li { margin-bottom: 10px; }
.site-footer__nav ul a:hover { color: var(--c-gold-soft); }
.site-footer__copy {
  padding: 20px 0;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.5);
  text-align: center;
}

/* =========================================================
   レスポンシブ
   ========================================================= */
@media (max-width: 960px) {
  .feature-grid,
  .service-grid,
  .equipment-grid,
  .recruit-points {
    grid-template-columns: repeat(2, 1fr);
  }
  .equipment-grid--centered .equipment-card {
    flex: 0 0 calc((100% - 28px) / 2);
    max-width: calc((100% - 28px) / 2);
  }
  .banner-row { grid-template-columns: 1fr; }
  .service-item,
  .message-block,
  .contact-grid,
  .kanban {
    grid-template-columns: 1fr !important;
    gap: 28px;
  }
  .service-item:nth-child(even) .service-item__img { order: 0; }
  .kanban__seal { width: 160px; margin: 0 auto; }
  .site-footer__top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .section { padding: 64px 0; }
  .section-head { margin-bottom: 40px; }
  .section-head__ja { font-size: 22px; }

  .site-nav__list,
  .site-nav__cta { display: none; }
  .nav-toggle { display: block; }

  /* ヘッダーをドロワーより必ず前面に：ロゴと×ボタンを常時表示 */
  .site-header { z-index: 200; }

  .site-nav--drawer {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100vh;
    height: 100dvh; /* スマホURLバー込みの正確な高さ */
    background: #06152b; /* 完全不透明のダークネイビー */
    padding: 100px 28px 64px;
    transform: translateX(100%);
    transition: transform .35s cubic-bezier(0.22, 0.61, 0.36, 1);
    z-index: 150; /* ヘッダー(200)より下、ページ本体より上 */
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    visibility: hidden;
    /* デスクトップの flex-row を上書きして縦並び・中央配置に */
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: flex-start !important;
    gap: 0 !important;
  }
  .site-nav--drawer.is-open {
    transform: translateX(0);
    visibility: visible;
  }

  /* ドロワー展開中はヘッダー背景もダークに反転 */
  .site-header:has(.site-nav.is-open) {
    background: #06152b;
    border-bottom-color: rgba(255,255,255,0.08);
  }
  .site-header:has(.site-nav.is-open) .site-logo__name { color: #fff; }
  .site-header:has(.site-nav.is-open) .site-logo__sub { color: rgba(255,255,255,0.55); }
  .site-header:has(.site-nav.is-open) .site-logo__mark {
    background: #fff;
    color: var(--c-navy);
  }
  .site-header:has(.site-nav.is-open) .nav-toggle { border-color: rgba(255,255,255,0.3); }
  .site-header:has(.site-nav.is-open) .nav-toggle span { background: #fff; }

  .site-nav--drawer .site-nav__list {
    display: flex !important;
    flex-direction: column !important;
    gap: 0;
    width: 100%;
    max-width: 360px;
    margin: 0 auto;
    padding: 0;
    list-style: none;
  }
  .site-nav--drawer .site-nav__list li {
    width: 100%;
    list-style: none;
    text-align: center;
  }
  .site-nav--drawer .site-nav__list a {
    color: rgba(255,255,255,0.92);
    display: block;
    padding: 22px 4px;
    font-size: 16px;
    font-weight: 500;
    letter-spacing: 0.14em;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    text-align: center;
    text-decoration: none;
    transition: color .2s ease;
  }
  .site-nav--drawer .site-nav__list a:hover,
  .site-nav--drawer .site-nav__list a.is-current {
    color: var(--c-gold-soft);
  }
  /* アクティブ項目のゴールド下線は無効化（テキスト色変化で表現） */
  .site-nav--drawer .site-nav__list a.is-current::after,
  .site-nav--drawer .site-nav__list a:hover::after { display: none; }

  .site-nav--drawer .site-nav__cta {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    width: auto;
    min-width: 240px;
    margin: 40px auto 0;
    padding: 16px 36px;
    background: var(--c-gold);
    color: #fff !important;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.14em;
    border-radius: 2px;
    text-align: center;
    align-self: center;
  }
  .site-nav--drawer .site-nav__cta:hover {
    background: #a07e3e;
  }

  .hero {
    min-height: 64vh;
    /* スマホ用ヒーロー画像（1080x1350・縦長） */
    background:
      linear-gradient(135deg, rgba(8,26,50,0.72), rgba(14,39,71,0.45)),
      url("../images/hero-mobile.jpg") center / cover no-repeat;
  }
  .hero__inner { min-height: 64vh; padding: 96px 0 80px; }
  /* スマホではSCROLL表示を非表示（タッチ操作で自然にスクロールするため） */
  .hero__scroll { display: none; }

  .feature-grid,
  .service-grid,
  .equipment-grid,
  .works-grid,
  .recruit-points {
    grid-template-columns: 1fr;
  }
  .equipment-grid--centered .equipment-card {
    flex: 0 0 100%;
    max-width: 100%;
  }
  .profile-table th,
  .recruit-table th { width: 110px; padding: 16px 12px; font-size: 13px; }
  .profile-table td,
  .recruit-table td { padding: 16px 12px; font-size: 13.5px; }
  .kanban { padding: 24px; }
  .kanban__categories { grid-template-columns: repeat(2, 1fr); }
  .message-block__title { font-size: 20px; }
  .service-item__title { font-size: 22px; }
  .cta-block__tel { font-size: 26px; }
  .contact-info,
  .contact-form { padding: 24px; }
  .site-footer__top { grid-template-columns: 1fr; gap: 32px; }
}