/* =====================================================================
   CCL 公式サイト — 見やすさ・分かりやすさ優先 (2026-09-29)
   白地・墨の黒・差し色は金だけ。 飾りは最小限。
   ===================================================================== */

:root {
  --ink: #16140f;
  --ink-2: #4a463d;
  --ink-3: #7a7466;
  --paper: #ffffff;
  --paper-2: #f7f5f0;
  --line: #e6e1d6;
  --gold: #a8801f;
  --gold-soft: #f4ecd8;
  --radius: 14px;
  --max: 1040px;
  --serif: "Noto Serif JP", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --sans: "Noto Sans JP", "Hiragino Sans", "Yu Gothic", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.9;
  letter-spacing: 0.02em;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* ヘッダー */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(6px);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand img { width: 34px; height: auto; }
.brand-name { font-family: var(--serif); font-weight: 900; font-size: 20px; letter-spacing: 0.08em; }
.brand-sub { display: block; font-size: 10px; color: var(--ink-3); letter-spacing: 0.14em; line-height: 1.2; }
.nav { display: flex; align-items: center; gap: 22px; font-size: 14px; }
.nav a { text-decoration: none; color: var(--ink-2); }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); }
.nav a.btn-primary, .nav a.btn-primary:hover { color: #fff; }
.nav a[aria-current="page"] { font-weight: 700; }
.menu-toggle { display: none; }

/* ボタン */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 0 24px; border-radius: 999px;
  font-weight: 700; font-size: 15px; text-decoration: none; letter-spacing: 0.04em;
  transition: transform 0.15s ease, background 0.15s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--ink); color: #fff; }
.btn-primary:hover { background: #2c2920; }
.btn-ghost { border: 1.5px solid var(--ink); color: var(--ink); background: transparent; }
.btn-ghost:hover { background: var(--paper-2); }
.btn-sm { min-height: 40px; padding: 0 18px; font-size: 14px; }

/* 見出し */
.eyebrow { font-size: 12px; font-weight: 700; letter-spacing: 0.24em; color: var(--gold); text-transform: uppercase; margin: 0 0 8px; }
h1, h2, h3 { font-family: var(--serif); font-weight: 900; line-height: 1.4; margin: 0; letter-spacing: 0.04em; text-wrap: balance; word-break: auto-phrase; }
h1 { font-size: clamp(32px, 6vw, 56px); }
h2 { font-size: clamp(24px, 4vw, 34px); }
h3 { font-size: 20px; }
.lead { font-size: 17px; color: var(--ink-2); }

/* セクション */
section { padding: 72px 0; }
section.alt { background: var(--paper-2); }
.section-head { margin-bottom: 36px; max-width: 720px; }
.section-head p { margin: 12px 0 0; color: var(--ink-2); }

/* ヒーロー */
.hero { padding: 88px 0 72px; border-bottom: 1px solid var(--line); }
.hero .wrap { display: grid; grid-template-columns: 1.3fr 1fr; gap: 40px; align-items: center; }
.hero h1 span { display: block; }
.hero .lead { margin: 20px 0 32px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-mark { justify-self: center; width: min(300px, 70vw); }

/* カード */
.grid { display: grid; gap: 20px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 24px;
}
.card h3 { margin-bottom: 8px; }
.card p { margin: 0; color: var(--ink-2); font-size: 15px; }
.num { font-family: var(--serif); font-weight: 900; font-size: 34px; color: var(--gold); line-height: 1; margin-bottom: 10px; }

/* ステップ */
.steps { counter-reset: step; display: grid; gap: 14px; margin: 0; padding: 0; list-style: none; }
.steps li { counter-increment: step; display: grid; grid-template-columns: 44px 1fr; gap: 16px; align-items: start; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; }
.steps li::before { content: counter(step); display: grid; place-items: center; width: 44px; height: 44px; border-radius: 999px; background: var(--ink); color: #fff; font-weight: 700; font-family: var(--serif); }
.steps strong { display: block; font-size: 17px; }
.steps span { color: var(--ink-2); font-size: 15px; }

/* 事業 */
.project { display: grid; grid-template-columns: 1fr auto; gap: 16px; align-items: center; }
.badge { display: inline-block; font-size: 12px; font-weight: 700; padding: 2px 10px; border-radius: 999px; background: var(--gold-soft); color: #6b5210; margin-left: 8px; vertical-align: middle; }
.badge.soon { background: var(--paper-2); color: var(--ink-3); }

/* 表 */
.table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.table th, .table td { text-align: left; padding: 16px 20px; border-bottom: 1px solid var(--line); vertical-align: top; font-size: 15px; }
.table th { width: 30%; background: var(--paper-2); font-weight: 700; white-space: nowrap; }
.table tr:last-child th, .table tr:last-child td { border-bottom: 0; }

/* お知らせ */
.news-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.news-list li { display: grid; grid-template-columns: 120px 1fr; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.news-list time { color: var(--ink-3); font-size: 14px; }

/* CTA */
.cta { text-align: center; padding: 80px 0; background: var(--ink); color: #fff; }
.cta h2 { color: #fff; }
.cta p { color: #d9d4c7; margin: 14px 0 28px; }
.cta .btn-primary { background: #fff; color: var(--ink); }
.cta .btn-primary:hover { background: #f1ede3; }

/* ページ見出し */
.page-head { padding: 64px 0 40px; border-bottom: 1px solid var(--line); }
.page-head .lead { margin-top: 14px; max-width: 720px; }
.prose { max-width: 760px; }
.prose h2 { margin: 56px 0 16px; }
.prose h2:first-child { margin-top: 0; }
.prose p { margin: 0 0 16px; }
.prose ul { padding-left: 1.2em; }
.note { font-size: 14px; color: var(--ink-3); }

/* フッター */
.site-footer { border-top: 1px solid var(--line); padding: 40px 0; font-size: 14px; color: var(--ink-2); }
.site-footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 18px; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }

/* スマホ */
@media (max-width: 820px) {
  .hero { padding: 56px 0 48px; }
  .hero .wrap { grid-template-columns: 1fr; }
  .hero-mark { order: -1; width: 150px; justify-self: start; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  section { padding: 56px 0; }
  .nav { display: none; position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; background: #fff; border-bottom: 1px solid var(--line); padding: 8px 20px 16px; }
  .nav a { padding: 12px 0; border-bottom: 1px solid var(--line); }
  .nav .btn { margin-top: 12px; border-bottom: 0; }
  .nav.open { display: flex; }
  .menu-toggle { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 10px; background: #fff; font-size: 20px; cursor: pointer; }
  .project { grid-template-columns: 1fr; }
  .table th { width: auto; white-space: normal; display: block; border-bottom: 0; padding-bottom: 4px; }
  .table td { display: block; padding-top: 0; }
  .news-list li { grid-template-columns: 1fr; gap: 2px; }
}

/* 創設者 */
.founder h3 { margin-bottom: 4px; }
.founder-sub { font-size: 15px; font-family: var(--sans); font-weight: 700; color: var(--ink-2); margin-left: 6px; }
.founder p { margin: 0 0 12px; }
.sns { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }