/* 株式会社識彩 AI事務効率化サイト 共通スタイル
   色は黄色サイト（shikisai-sapporo.jp）の水色・黄色・文字色に合わせている */
:root {
  --ink: #2d2727;
  --ink-soft: #5b5552;
  --paper: #ffffff;
  --mist: #edf7f9;
  --teal: #2f8fa1;
  --teal-deep: #1f6674;
  --yellow: #f6bc0e;
  --line: #d7e6ea;
  --font-jp: "Noto Sans JP", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  --font-en: "Montserrat", "Noto Sans JP", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
/* 印刷・PDF保存でも背景色を残す（ブラウザは既定で背景色を省く） */
html { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--font-jp); font-size: 16px; line-height: 1.85; -webkit-text-size-adjust: 100%; }
h1, h2, h3 { margin: 0; line-height: 1.45; text-wrap: balance; }
p { margin: 0; }
a { color: inherit; }
img { max-width: 100%; height: auto; }
.wrap { max-width: 1080px; margin: 0 auto; padding-inline: 20px; }
.en { font-family: var(--font-en); font-size: 12px; font-weight: 700; letter-spacing: .12em; color: var(--teal); }
.btn { display: inline-block; padding: 13px 30px; border-radius: 999px; font-weight: 700; font-size: 15px; text-decoration: none; text-align: center; border: 0; cursor: pointer; font-family: inherit; }
.btn-main { background: var(--yellow); color: #2d2727; }
.btn-main:hover { filter: brightness(1.05); }
.btn-line { border: 2px solid var(--teal); color: var(--teal); padding: 11px 28px; background: transparent; }
.btn-line:hover { background: var(--mist); }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible { outline: 3px solid var(--teal); outline-offset: 3px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; background: var(--paper); padding: 8px 12px; z-index: 20; }

/* ヘッダー */
.site-header { position: sticky; top: 0; z-index: 10; background: var(--paper); border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 14px; flex-wrap: wrap; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.logo img { display: block; width: 22px; height: auto; }
.logo-text { display: grid; line-height: 1.3; }
.logo b { font-size: 22px; font-weight: 900; letter-spacing: .08em; }
.logo-text span { font-family: var(--font-en); font-size: 10px; font-weight: 700; letter-spacing: .16em; color: var(--teal); }
.gnav { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; font-size: 14px; font-weight: 500; }
.gnav a { text-decoration: none; }
.gnav a:hover, .gnav a[aria-current="page"] { color: var(--teal); }
.gnav .btn { padding: 8px 20px; font-size: 13px; }
.gnav .btn:hover, .gnav .btn[aria-current="page"] { color: #2d2727; }

/* セクション共通 */
.sec { padding-block: 80px; }
.mist { background: var(--mist); }
.head { display: grid; gap: 6px; margin-bottom: 36px; }
.head h2 { font-size: clamp(22px, 3vw, 28px); font-weight: 900; }
.head p { color: var(--ink-soft); max-width: 42em; }
.grid2, .grid3, .grid4 { display: grid; gap: 20px; }
.grid2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid3 { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; }
.grid4 { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.card { background: var(--paper); border: 1px solid var(--line); border-radius: 10px; padding: 24px; min-width: 0; }

/* 下層ページの見出し */
.page-head { background: var(--mist); padding-block: 56px; }
.page-head h1 { font-size: clamp(26px, 3.6vw, 34px); font-weight: 900; margin-top: 6px; }
.page-head p.lead { color: var(--ink-soft); margin-top: 12px; max-width: 42em; }
.crumb { font-size: 12px; color: var(--ink-soft); margin-bottom: 10px; }
.crumb a { text-decoration: none; }
.crumb a:hover { color: var(--teal); }

/* トップ：ヒーロー */
.hero { padding-block: 64px 72px; }
.hero .wrap { display: grid; grid-template-columns: 1.1fr 1fr; gap: 44px; align-items: center; }
.hero h1 { font-size: clamp(28px, 4vw, 40px); font-weight: 900; margin-block: 12px 18px; }
.hero h1 .hl { color: var(--teal); }
.hero .lead { color: var(--ink-soft); margin-bottom: 26px; max-width: 32em; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; }
.area { margin-top: 18px; font-size: 13px; color: var(--ink-soft); }
/* トップ：写真のヒーロー（写真はUnsplash、商用利用可） */
.hero-photo { position: relative; color: #fff; background: #1f3a40 url("/assets/hero.jpg") center / cover no-repeat; }
.hero-photo::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(20, 48, 55, .9) 0%, rgba(20, 48, 55, .65) 55%, rgba(20, 48, 55, .2) 100%); }
.hero-photo .wrap { position: relative; padding-block: 88px 96px; }
.hero-in { max-width: 640px; }
.tagline { display: inline-block; font-size: 16px; font-weight: 700; border-bottom: 2px solid var(--yellow); padding-bottom: 2px; }
.hero-photo h1 { font-size: clamp(28px, 4.4vw, 44px); font-weight: 900; margin-block: 16px 18px; }
.hero-photo h1 .hl { color: var(--yellow); }
.hero-photo .lead { opacity: .92; margin-bottom: 28px; max-width: 32em; }
.hero-photo .area { color: #fff; opacity: .85; }
.btn-line-white { border: 2px solid #fff; color: #fff; padding: 11px 28px; background: transparent; }
.btn-line-white:hover { background: rgba(255, 255, 255, .12); }
.sheet-wrap { display: grid; grid-template-columns: 1fr 1.1fr; gap: 44px; align-items: center; }
.sheet-wrap .head { margin-bottom: 0; }
.sheet h3 { font-size: 16px; font-weight: 700; margin-bottom: 4px; }
.sheet .cap { font-size: 12px; color: var(--ink-soft); margin-bottom: 12px; }
.legend-marks { list-style: none; margin: 0 0 8px; padding: 10px 12px; display: flex; flex-wrap: wrap; gap: 4px 18px; background: var(--mist); border-radius: 6px; font-size: 12.5px; }
.legend-marks b { color: var(--teal); margin-right: 4px; }
.sheet .row { display: flex; justify-content: space-between; gap: 12px; padding-block: 10px; border-bottom: 1px solid var(--line); font-size: 14px; }
.sheet .row span:last-child { color: var(--teal); font-weight: 700; white-space: nowrap; }
.sheet .total { margin-top: 14px; font-weight: 700; font-size: 15px; }
.sheet .total span { color: var(--teal); font-size: 22px; }
.sheet .legend { margin-top: 4px; font-size: 11.5px; color: var(--ink-soft); }

/* お悩み */
.worry { display: flex; gap: 12px; align-items: flex-start; padding: 18px 20px; }
.worry .mark { color: var(--teal); font-weight: 900; font-size: 18px; line-height: 1.6; }
.answer { margin-top: 32px; text-align: center; font-size: 19px; font-weight: 700; }
.answer span { color: var(--teal); }

/* サービス */
.svc { display: flex; flex-direction: column; gap: 14px; border-width: 2px; padding: 30px; }
.svc.main { border-color: var(--teal); }
.svc.sub { border-color: var(--yellow); }
.svc h3 { font-size: 21px; font-weight: 900; }
.svc ul { margin: 0; padding-left: 1.2em; }
.svc .btn { align-self: flex-start; margin-top: auto; }
.svc .ext { font-size: 12px; color: var(--ink-soft); }

/* 進め方 */
.step .no { font-family: var(--font-en); font-size: 13px; font-weight: 700; letter-spacing: .12em; color: var(--teal); }
.step .bar { height: 3px; background: var(--teal); margin-block: 8px 14px; }
.step:last-child .bar { background: var(--yellow); }
.step h3 { font-size: 17px; margin-bottom: 6px; }
.step p { font-size: 14px; color: var(--ink-soft); }
.step .out { margin-top: 10px; font-size: 12px; font-weight: 700; color: var(--teal-deep); }

/* 理由 */
.reason .bar { width: 40px; height: 4px; background: var(--yellow); margin-bottom: 14px; }
.reason h3 { font-size: 18px; margin-bottom: 8px; }
.reason p { font-size: 15px; color: var(--ink-soft); }

/* 診断でわかること（サービスページ） */
.deliver h3 { font-size: 17px; margin-bottom: 8px; color: var(--teal-deep); }
.deliver p { font-size: 15px; color: var(--ink-soft); }
.examples { display: grid; gap: 0; border-top: 1px solid var(--line); }
.examples div { display: grid; grid-template-columns: 14em 1fr; gap: 16px; padding-block: 14px; border-bottom: 1px solid var(--line); }
.examples dt { font-weight: 700; }
.examples dd { margin: 0; color: var(--ink-soft); min-width: 0; }
.examples-note { margin-top: 10px; font-size: 13px; color: var(--ink-soft); }
.examples-note a { color: var(--teal); margin-left: 8px; }

/* 導入事例ページ（写真はUnsplash、商用利用可） */
.case-list { display: grid; gap: 64px; }
.case { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr); gap: 40px; align-items: start; scroll-margin-top: 96px; }
.case:nth-child(even) .case-photo { order: 2; }
.case-photo { width: 100%; height: auto; aspect-ratio: 3 / 2; object-fit: cover; border-radius: 10px; }
.case-body { min-width: 0; }
.case-no { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
.case-tag { font-size: 12px; font-weight: 700; background: var(--mist); color: var(--teal-deep); border-radius: 4px; padding: 1px 10px; }
.case h2 { font-size: clamp(20px, 2.6vw, 24px); font-weight: 900; margin-bottom: 16px; }
.case-sub { font-size: 14px; color: var(--teal-deep); margin-bottom: 6px; }
.case ul { margin: 0 0 18px; padding-left: 1.2em; display: grid; gap: 4px; }
.case-after { background: var(--mist); border-left: 4px solid var(--yellow); border-radius: 0 8px 8px 0; padding: 12px 16px; font-weight: 500; }
.case-after b { display: block; font-size: 12px; color: var(--teal-deep); letter-spacing: .08em; margin-bottom: 2px; }

/* トップ：事例の一覧 */
.case-rows { display: grid; gap: 14px; }
.case-row { display: grid; grid-template-columns: 160px minmax(0, 1fr) auto; gap: 20px; align-items: center; padding: 14px; text-decoration: none; transition: border-color .15s; }
.case-row:hover { border-color: var(--teal); }
.case-row img { width: 160px; height: 107px; object-fit: cover; border-radius: 6px; display: block; }
.case-row h3 { font-size: 17px; margin-block: 4px; }
.case-row p { font-size: 14px; color: var(--ink-soft); }
.case-row .go { color: var(--teal); font-weight: 700; font-size: 14px; white-space: nowrap; }
.more { margin-top: 24px; }

/* FAQ */
.faq { display: grid; gap: 12px; max-width: 820px; }
.faq details { background: var(--paper); border: 1px solid var(--line); border-radius: 10px; padding: 16px 20px; }
.faq summary { font-weight: 700; cursor: pointer; list-style: none; display: flex; gap: 10px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: "Q"; font-family: var(--font-en); color: var(--teal); }
.faq details p { margin-top: 10px; color: var(--ink-soft); padding-left: 1.4em; }

/* CTA */
.cta { background: var(--teal-deep); color: #fff; text-align: center; }
.cta h2 { font-size: clamp(22px, 3vw, 28px); font-weight: 900; margin-bottom: 10px; }
.cta p { margin-bottom: 26px; }

/* 会社概要 */
.co { margin: 0; border-top: 1px solid var(--line); max-width: 780px; }
.co div { display: grid; grid-template-columns: 9em 1fr; gap: 16px; padding-block: 16px; border-bottom: 1px solid var(--line); }
.co dt { font-weight: 700; }
.co dd { margin: 0; min-width: 0; overflow-wrap: anywhere; }
.co dd a { color: var(--teal); }

/* フォーム */
.form { display: grid; gap: 22px; max-width: 720px; }
.field { display: grid; gap: 6px; }
.field label { font-weight: 700; font-size: 15px; }
/* 「必須」はlabelの外に置く（Netlify Formsが項目名にlabelの文字をそのまま使うため） */
.label-row { display: flex; align-items: center; }
.req { display: inline-block; margin-left: 8px; font-size: 11px; background: var(--teal); color: #fff; border-radius: 4px; padding: 0 6px; vertical-align: 2px; }
.field input, .field textarea, .field select { width: 100%; font: inherit; font-size: 16px; padding: 12px 14px; border: 1px solid var(--line); border-radius: 8px; background: var(--paper); color: var(--ink); }
.field textarea { min-height: 180px; resize: vertical; }
.field .hint { font-size: 13px; color: var(--ink-soft); }
.agree { display: flex; gap: 10px; align-items: flex-start; font-size: 15px; }
.agree input { margin-top: 7px; width: 18px; height: 18px; }
.agree a { color: var(--teal); }
.hp { position: absolute; left: -9999px; }

/* 本文ページ（プライバシーポリシー） */
.doc { max-width: 780px; }
.doc h2 { font-size: 19px; margin-block: 36px 10px; }
.doc p, .doc li { color: var(--ink); }
.doc ol, .doc ul { padding-left: 1.4em; }

/* フッター */
.site-footer { border-top: 1px solid var(--line); padding-block: 32px; font-size: 13px; color: var(--ink-soft); }
.site-footer .wrap { display: flex; justify-content: space-between; align-items: center; gap: 12px 24px; flex-wrap: wrap; }
.site-footer nav { display: flex; gap: 20px; flex-wrap: wrap; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { color: var(--teal); }

@media (max-width: 860px) {
  .hero .wrap, .grid2, .grid3, .sheet-wrap { grid-template-columns: 1fr; }
  .hero-photo .wrap { padding-block: 64px 72px; }
  .hero-photo::before { background: rgba(20, 48, 55, .78); }
  .grid4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .examples div { grid-template-columns: 1fr; gap: 2px; }
  .case { grid-template-columns: 1fr; gap: 20px; }
  .case:nth-child(even) .case-photo { order: 0; }
  .case-row { grid-template-columns: 120px minmax(0, 1fr); }
  .case-row img { width: 120px; height: 80px; }
  .case-row .go { display: none; }
}
@media (max-width: 560px) {
  .grid4 { grid-template-columns: 1fr; }
  .co div { grid-template-columns: 1fr; gap: 0; }
  .sec { padding-block: 56px; }
  .gnav { gap: 14px; font-size: 13px; }
  .logo b { font-size: 18px; }
  .gnav .btn { padding: 6px 14px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }