/* =========================================================
   合同会社アライズ — arise-clean.com 共通スタイル
   ========================================================= */

:root {
  --green-700: #0F5F4A;
  --green-600: #13785D;
  --green-100: #E3F2EC;
  --ink: #1B2622;
  --ink-mute: #5B6A64;
  --rule: #D9E3DF;
  --bg: #F7FAF8;
  --white: #FFFFFF;
  --font: "Noto Sans JP", system-ui, -apple-system, "Hiragino Sans", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--font); font-size: 16px; line-height: 1.8; }
img, svg { display: block; max-width: 100%; }
a { color: var(--green-700); }

.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; z-index: 10; padding: 8px 12px; background: var(--white); }

.container { width: 100%; max-width: 1040px; margin: 0 auto; padding: 0 16px; }
.container--narrow { max-width: 760px; }

/* ヘッダー */
.header { background: var(--white); border-bottom: 1px solid var(--rule); }
.header__inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; }
.logo { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-weight: 700; }
.logo__mark { width: 32px; height: 32px; flex: none; }
.logo__text small { display: block; color: var(--ink-mute); font-size: 11px; font-weight: 500; letter-spacing: .12em; line-height: 1.2; }
.header__nav { display: flex; gap: 20px; font-size: 14px; }
.header__nav a { color: var(--ink); text-decoration: none; }
.header__nav a:hover { color: var(--green-700); }
@media (max-width: 640px) { .header__nav { display: none; } }

/* 最初の画面 */
.hero { background: linear-gradient(160deg, var(--green-700), #0B4537); color: var(--white); padding: 72px 0 80px; }
.hero__area { margin: 0; font-size: 14px; letter-spacing: .08em; opacity: .85; }
.hero__title { margin: 12px 0 0; font-size: clamp(28px, 6vw, 44px); line-height: 1.4; font-weight: 700; }
.hero__lead { margin: 16px 0 0; font-size: clamp(16px, 3.6vw, 20px); }
.hero__actions { margin-top: 32px; display: flex; flex-wrap: wrap; gap: 12px; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 24px; border-radius: 999px; font-weight: 700; text-decoration: none; }
.btn--light { background: var(--white); color: var(--green-700); }
.btn--solid { background: var(--green-700); color: var(--white); }

/* セクション */
.section { padding: 64px 0; }
.section--white { background: var(--white); }
.section__title { margin: 0 0 8px; font-size: clamp(22px, 4.6vw, 28px); line-height: 1.5; }
.section__lead { margin: 0 0 32px; color: var(--ink-mute); }

.cards { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.card { background: var(--white); border: 1px solid var(--rule); border-radius: 12px; padding: 24px; }
.section--white .card { background: var(--bg); }
.card__icon { width: 40px; height: 40px; color: var(--green-600); }
.card h3 { margin: 12px 0 6px; font-size: 18px; }
.card p { margin: 0; color: var(--ink-mute); font-size: 15px; }

.flow { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; counter-reset: flow; }
.flow li { counter-increment: flow; display: flex; gap: 16px; align-items: baseline; background: var(--white); border: 1px solid var(--rule); border-radius: 12px; padding: 16px 20px; }
.flow li::before { content: counter(flow); flex: none; width: 28px; height: 28px; border-radius: 50%; background: var(--green-100); color: var(--green-700); font-weight: 700; text-align: center; line-height: 28px; }

.table { width: 100%; border-collapse: collapse; background: var(--white); }
.table th, .table td { padding: 14px 16px; border-bottom: 1px solid var(--rule); text-align: left; vertical-align: top; }
.table th { width: 9em; color: var(--ink-mute); font-weight: 500; white-space: nowrap; }
@media (max-width: 480px) { .table th, .table td { display: block; width: auto; } .table th { padding-bottom: 0; border-bottom: 0; } }

.contact { text-align: center; }
.contact__mail { display: inline-block; margin-top: 8px; font-size: clamp(18px, 4.6vw, 24px); font-weight: 700; word-break: break-all; }

/* 文章ページ（プライバシーポリシー） */
.page-head { background: var(--white); border-bottom: 1px solid var(--rule); padding: 48px 0 40px; }
.page-head h1 { margin: 0; font-size: clamp(24px, 5vw, 32px); }
.crumb { font-size: 13px; color: var(--ink-mute); margin-bottom: 12px; }
.legal { font-size: 15px; line-height: 2; }
.legal h2 { margin: 48px 0 12px; padding-bottom: 8px; border-bottom: 1px solid var(--rule); font-size: 19px; line-height: 1.6; }
.legal p { margin: 12px 0 0; }
.legal ul { margin: 12px 0 0; padding-left: 1.4em; }
.legal li + li { margin-top: 6px; }
.legal a { word-break: break-all; }
.legal__box { margin-top: 16px; padding: 20px 24px; background: var(--white); border: 1px solid var(--rule); border-radius: 8px; }
.legal__box dl { display: grid; grid-template-columns: max-content 1fr; gap: 6px 20px; margin: 0; }
.legal__box dt { color: var(--ink-mute); }
.legal__box dd { margin: 0; word-break: break-all; }
.legal__date { margin-top: 48px; color: var(--ink-mute); font-size: 13.5px; text-align: right; }

/* フッター */
.footer { background: #12201B; color: #C9D6D1; padding: 40px 0; font-size: 14px; }
.footer a { color: #C9D6D1; }
.footer__name { margin: 0; color: var(--white); font-weight: 700; }
.footer__links { margin: 12px 0 0; display: flex; flex-wrap: wrap; gap: 8px 20px; }
.footer__copy { margin: 16px 0 0; opacity: .7; }