/* クレイン産業サービス — 白基調のモダン B2B（ネイビー × ブルー、広い余白） */
:root {
  --navy: #14243a;
  --navy-deep: #0d1927;
  --blue: #2f62b3;
  --blue-dark: #234a89;
  --ink: #1f2b3a;
  --ink-mute: #61708a;
  --mist: #eef2f7;
  --line: #dce3ec;
  --gothic: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--gothic);
  color: var(--ink);
  background: #fff;
  font-size: 16px;
  line-height: 1.95;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
h1, h2, h3, p, dl, dd, ol { margin: 0; }

.cs-wrap { width: min(1120px, 88%); margin-inline: auto; }

/* 見出しの共通パーツ */
.cs-tag {
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: .9rem;
}
.cs-h2 {
  font-size: clamp(1.55rem, 3.4vw, 2.35rem);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: .04em;
}
.cs-sec-light .cs-tag { color: #8fb2e8; }
.cs-sec-light .cs-h2 { color: #fff; }

/* ヘッダー */
.cs-bar {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(255, 255, 255, .94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.cs-bar-in {
  width: min(1120px, 88%);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
  flex-wrap: wrap;
}
.cs-brand { text-decoration: none; display: flex; align-items: baseline; gap: .8rem; }
.cs-brand-en {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: .22em;
  color: var(--navy);
}
.cs-brand-ja {
  font-size: .68rem;
  letter-spacing: .16em;
  color: var(--ink-mute);
  white-space: nowrap;
}
.cs-menu { display: flex; gap: 1.8rem; font-size: .88rem; font-weight: 600; }
.cs-menu a {
  text-decoration: none;
  color: var(--ink-mute);
  padding-bottom: .25rem;
  border-bottom: 1px solid transparent;
  transition: color .2s, border-color .2s;
}
.cs-menu a:hover { color: var(--blue); border-color: var(--blue); }
@media (max-width: 720px) {
  .cs-menu { gap: 1.1rem; font-size: .8rem; width: 100%; }
}

/* ヒーロー */
.cs-kv {
  background-color: #fff;
  background-image: url("/images/warehouse-line.svg");
  background-repeat: no-repeat;
  background-position: right center;
  background-size: cover;
  border-bottom: 1px solid var(--line);
}
.cs-kv-in {
  width: min(1120px, 88%);
  margin-inline: auto;
  min-height: 74vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 7rem 0 6.5rem;
}
.cs-kv-tag {
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .34em;
  color: var(--blue);
  margin-bottom: 1.6rem;
}
.cs-kv-ttl {
  font-size: clamp(2rem, 5.6vw, 3.6rem);
  font-weight: 800;
  line-height: 1.45;
  letter-spacing: .045em;
  color: var(--navy);
}
.cs-kv-lead {
  margin-top: 2rem;
  max-width: 34rem;
  color: var(--ink-mute);
  font-size: 1rem;
}
@media (max-width: 860px) {
  .cs-kv { background-position: 72% center; }
  .cs-kv-in { min-height: 0; padding: 4.5rem 0 4rem; }
}

/* セクション余白 */
.cs-intro, .cs-works, .cs-policy, .cs-outline { padding: 7rem 0; }
@media (max-width: 860px) {
  .cs-intro, .cs-works, .cs-policy, .cs-outline { padding: 4.5rem 0; }
}

/* 事業について */
.cs-intro-in { display: grid; grid-template-columns: 360px 1fr; gap: 3.5rem; align-items: start; }
.cs-intro-body p { color: #3b4a5e; }
.cs-intro-body p + p { margin-top: 1.5rem; }
@media (max-width: 860px) {
  .cs-intro-in { grid-template-columns: 1fr; gap: 1.8rem; }
}

/* 取扱業務 */
.cs-works { background: var(--mist); }
.cs-list {
  list-style: none;
  padding: 0;
  margin-top: 3rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0 3.5rem;
}
.cs-list li {
  display: grid;
  grid-template-columns: 3.4rem 1fr;
  gap: 1rem;
  padding: 2.1rem 0;
  border-top: 1px solid var(--line);
}
.cs-list li:nth-last-child(-n+2) { border-bottom: 1px solid var(--line); }
.cs-list-no {
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: .04em;
  color: var(--blue);
  line-height: 1.9;
}
.cs-list-body h3 { font-size: 1.15rem; font-weight: 700; letter-spacing: .04em; color: var(--navy); }
.cs-list-body p { margin-top: .55rem; font-size: .93rem; color: var(--ink-mute); }
@media (max-width: 860px) {
  .cs-list { grid-template-columns: 1fr; gap: 0; }
  .cs-list li:nth-last-child(-n+2) { border-bottom: 0; }
  .cs-list li:last-child { border-bottom: 1px solid var(--line); }
}

/* 品質と安全 */
.cs-policy { background: linear-gradient(160deg, var(--navy) 0%, var(--navy-deep) 100%); }
.cs-policy-grid {
  margin-top: 3rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}
.cs-policy-item { border-top: 3px solid var(--blue); padding-top: 1.6rem; }
.cs-policy-item h3 { font-size: 1.12rem; font-weight: 700; letter-spacing: .05em; color: #fff; }
.cs-policy-item p { margin-top: .8rem; font-size: .92rem; color: #a9b7cb; }
@media (max-width: 860px) {
  .cs-policy-grid { grid-template-columns: 1fr; gap: 2rem; }
}

/* 会社概要 */
.cs-outline-in { display: grid; grid-template-columns: 360px 1fr; gap: 3.5rem; align-items: start; }
.cs-spec { border-top: 2px solid var(--navy); }
.cs-spec > div {
  display: grid;
  grid-template-columns: 8.5rem 1fr;
  gap: 1rem;
  padding: 1.15rem .2rem;
  border-bottom: 1px solid var(--line);
}
.cs-spec dt { font-size: .84rem; font-weight: 700; letter-spacing: .1em; color: var(--blue-dark); line-height: 2.2; }
.cs-spec dd { color: #3b4a5e; }
@media (max-width: 860px) {
  .cs-outline-in { grid-template-columns: 1fr; gap: 1.8rem; }
}
@media (max-width: 520px) {
  .cs-spec > div { grid-template-columns: 1fr; gap: .1rem; padding: .9rem .2rem; }
  .cs-spec dt { line-height: 1.9; }
}

/* フッター */
.cs-foot { background: var(--navy-deep); color: #93a2b8; padding-top: 4rem; }
.cs-foot-in {
  display: grid;
  grid-template-columns: 1.3fr 1.2fr .8fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
}
.cs-foot-brand { display: flex; flex-direction: column; gap: .5rem; }
.cs-foot-brand .cs-brand-en { color: #fff; }
.cs-foot-brand .cs-brand-ja { color: #7183a0; }
.cs-foot-contact { font-style: normal; font-size: .9rem; line-height: 2.2; }
.cs-foot-contact a { color: #fff; text-decoration: none; }
.cs-foot-contact a:hover { color: #8fb2e8; }
.cs-foot-nav { display: flex; flex-direction: column; gap: .6rem; font-size: .88rem; font-weight: 600; }
.cs-foot-nav a { color: #93a2b8; text-decoration: none; }
.cs-foot-nav a:hover { color: #fff; }
.cs-foot-copy {
  text-align: center;
  font-size: .72rem;
  letter-spacing: .14em;
  color: #5e6e87;
  border-top: 1px solid #1c2d44;
  padding: 1.4rem 0;
}
@media (max-width: 760px) {
  .cs-foot-in { grid-template-columns: 1fr; gap: 1.8rem; }
}

/* プライバシーポリシー */
.cs-doc { padding: 5rem 0 6rem; }
.cs-doc-head { margin-bottom: 3rem; }
.cs-doc h2 { font-size: 1.12rem; font-weight: 700; letter-spacing: .05em; color: var(--navy); margin-top: 2.8rem; }
.cs-doc h2:first-of-type { margin-top: 0; }
.cs-doc p { margin-top: .9rem; color: #3b4a5e; font-size: .95rem; }
.cs-doc ul { margin: .9rem 0 0; padding-left: 1.3rem; color: #3b4a5e; font-size: .95rem; }
.cs-doc li { margin-bottom: .4rem; }
.cs-doc-date { margin-top: 3.5rem; font-size: .85rem; color: var(--ink-mute); }