/* =========================================================
   月5万円のAI社員 LP
   色は --bg / --ink / --accent とその透明度のみを使う
   （黄色は【要記入】プレースホルダー専用）
   ========================================================= */
:root {
  --bg:    #F7F7F4;
  --ink:   #121826;
  --accent:#3A55A0;
  --muted: rgba(18,24,38,.75);
  --faint: rgba(18,24,38,.6);
  --line:  rgba(18,24,38,.2);
  --tint:  rgba(58,85,160,.06);
  --on-dark: #F7F7F4;
  --on-dark-muted: rgba(247,247,244,.8);
  --on-dark-faint: rgba(247,247,244,.65);
  --on-dark-line: rgba(247,247,244,.3);

  --header-h: 72px;
  --section-y: 128px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 400;
  font-size: 18px;
  line-height: 1.75;
  overflow-x: hidden;
}
h1, h2, h3, p, ul, ol, dl, dd, figure { margin: 0; padding: 0; }
ul, ol { list-style: none; }
img { max-width: 100%; display: block; }
a { color: inherit; }
small { font-size: .8em; }
table { border-collapse: collapse; }
button { font: inherit; }

:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.answer :focus-visible, .roles :focus-visible, .support :focus-visible,
.cta :focus-visible, .mid-cta :focus-visible { outline-color: var(--on-dark); }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip {
  position: absolute; left: 8px; top: -60px; z-index: 100;
  background: var(--ink); color: var(--on-dark); padding: 8px 16px; text-decoration: none;
}
.skip:focus { top: 8px; }

.wrap { max-width: 1200px; margin: 0 auto; padding: 0 40px; }
.pc { display: inline; }
.sp { display: none; }
.accent { color: var(--accent); }
.nowrap { white-space: nowrap; }
.center { text-align: center; margin-top: 72px; }

/* 【要記入】プレースホルダー（仕様で指定された黄色の破線枠） */
.todo, [data-todo] { outline: 2px dashed #E6B800; outline-offset: 2px; }
span.todo {
  display: inline-block; background: #FFF3B0; color: var(--ink);
  font-weight: 700; padding: 0 6px; line-height: 1.6;
}

/* ---------- ボタン ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 56px; padding: 0 32px;
  font-size: 16px; font-weight: 700; letter-spacing: .02em;
  text-decoration: none; border: 2px solid var(--accent);
  transition: background-color .2s, color .2s, border-color .2s;
}
.btn--primary { background: var(--accent); color: var(--on-dark); }
.btn--primary:hover { background: var(--ink); border-color: var(--ink); }
.btn--outline { background: transparent; color: var(--accent); }
.btn--outline:hover { background: var(--accent); color: var(--on-dark); }
.btn--light { background: var(--bg); color: var(--accent); border-color: var(--bg); }
.btn--light:hover { background: transparent; color: var(--on-dark); }
.btn--sm { min-height: 44px; padding: 0 20px; font-size: 14px; }
.btn--lg { min-height: 64px; padding: 0 36px; font-size: 17px; }
.btn--xl { min-height: 76px; padding: 0 56px; font-size: 20px; }
.btn--primary::after, .btn--light::after { content: "→"; margin-left: 12px; font-weight: 700; transition: transform .2s; }
.btn--sm::after { content: none; }
.btn:hover::after { transform: translateX(4px); }

/* ---------- タグ ---------- */
.tag {
  display: inline-block; flex-shrink: 0;
  background: var(--accent); color: var(--on-dark);
  font-size: 14px; font-weight: 700; line-height: 1;
  padding: 7px 10px; vertical-align: middle;
}
.tag--lg { font-size: .5em; padding: .35em .5em; margin-right: .3em; vertical-align: .25em; }
.tag--light { background: var(--on-dark); color: var(--accent); }
.tag--dashed-light { background: transparent; color: var(--on-dark); border: 2px dashed var(--on-dark-muted); }

/* ---------- ヘッダー ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  height: var(--header-h);
  background: rgba(247,247,244,.96);
  border-bottom: 1px solid var(--line);
}
.site-header__inner { height: 100%; display: flex; align-items: center; gap: 32px; }
.site-header__logo { margin-right: auto; }
.site-header__logo img { width: 160px; height: auto; }
.site-header__nav { display: flex; gap: 28px; }
.site-header__nav a { font-size: 14px; font-weight: 700; text-decoration: none; color: var(--muted); }
.site-header__nav a:hover { color: var(--accent); }

/* ---------- 見出し ---------- */
.kicker {
  display: inline-flex; align-items: center; gap: 12px;
  font-size: 15px; font-weight: 700; color: var(--accent); letter-spacing: .04em;
  margin-bottom: 18px;
}
.kicker::before { content: ""; width: 28px; height: 3px; background: currentColor; }
.kicker--light { color: var(--on-dark-muted); }
.h2 {
  font-size: clamp(30px, 4.2vw, 56px);
  font-weight: 900; letter-spacing: -1px; line-height: 1.2;
  margin-bottom: 64px;
}
.h2--sub { font-size: clamp(26px, 3.2vw, 42px); margin-bottom: 40px; }
.note { font-size: 13px; line-height: 1.7; color: var(--faint); margin-top: 20px; }
.note--light { color: var(--on-dark-faint); }
.notes { margin-top: 20px; font-size: 13px; color: var(--faint); line-height: 1.9; }

/* ---------- セクション ---------- */
.section { padding: var(--section-y) 0; }
.section--tint { background: var(--tint); }

/* =========================================================
   ヒーロー
   ========================================================= */
.hero {
  display: grid;
  grid-template-columns: 58fr 42fr;
  min-height: 100vh; min-height: 100svh;
  padding-top: var(--header-h);
}
.hero__main {
  display: flex; flex-direction: column; justify-content: space-between; gap: 48px;
  padding: 64px 56px 56px max(40px, calc((100vw - 1200px) / 2 + 40px));
}
.hero__kicker { font-size: 16px; font-weight: 700; color: var(--accent); margin-bottom: 20px; }
.hero__title {
  font-size: clamp(64px, 9.4vw, 150px);
  font-weight: 900; letter-spacing: -5px; line-height: 1.05; white-space: nowrap;
}
.hero__bar { display: block; width: 120px; height: 6px; background: var(--accent); margin: 36px 0 28px; }
.hero__lead { font-size: clamp(17px, 1.5vw, 21px); color: var(--muted); line-height: 1.8; }
.hero__facts { display: grid; grid-template-columns: repeat(3, auto); justify-content: start; gap: 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); margin-bottom: 28px; }
.hero__facts li { padding: 14px 28px 14px 0; font-size: 16px; font-weight: 900; line-height: 1.4; }
.hero__facts li + li { padding-left: 28px; border-left: 1px solid var(--line); }
.hero__facts span { display: block; font-size: 12px; font-weight: 700; color: var(--faint); margin-bottom: 2px; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; }
.hero__micro { font-size: 14px; color: var(--faint); margin-top: 12px; }
.hero__panel {
  background: var(--accent); color: var(--on-dark);
  display: flex; align-items: center;
  padding: 64px clamp(28px, 4vw, 64px);
}
.hero__vows li { font-size: clamp(30px, 3.5vw, 60px); font-weight: 900; line-height: 1.25; letter-spacing: -1px; white-space: nowrap; }
.hero__vows li + li::before {
  content: ""; display: block; width: 64px; height: 2px;
  background: rgba(247,247,244,.5); margin: 28px 0;
}

/* =========================================================
   お悩み
   ========================================================= */
.pain { padding: var(--section-y) 0; }
.pain__inner { display: grid; grid-template-columns: 5fr 7fr; gap: 72px; align-items: start; }
.pain__head { position: sticky; top: calc(var(--header-h) + 48px); }
.pain__head .h2, .faq-wrap__head .h2 { margin-bottom: 0; font-size: clamp(28px, 2.9vw, 40px); line-height: 1.3; }
.pain__list { border-top: 4px solid var(--ink); }
.pain__list li { display: grid; grid-template-columns: 96px 1fr; gap: 16px; padding: 36px 0; border-bottom: 1px solid var(--line); }
.pain__no { font-size: 56px; font-weight: 900; line-height: 1; color: var(--accent); letter-spacing: -2px; }
.pain__title { font-size: 26px; font-weight: 900; line-height: 1.35; }
.pain__body { color: var(--muted); margin-top: 8px; }

/* =========================================================
   解決（墨紺）
   ========================================================= */
.answer { background: var(--ink); color: var(--on-dark); padding: 112px 0; text-align: center; }
.answer__pre { font-size: clamp(22px, 2.4vw, 32px); font-weight: 700; color: var(--on-dark-muted); }
.answer__title { font-size: clamp(40px, 6vw, 84px); font-weight: 900; letter-spacing: -2px; line-height: 1.2; margin-top: 8px; }
.answer__lead { font-size: clamp(16px, 1.4vw, 19px); color: var(--on-dark-muted); margin: 36px auto 0; max-width: 820px; }

/* =========================================================
   サービスの流れ
   ========================================================= */
.journey { display: grid; grid-template-columns: repeat(4, 1fr); position: relative; }
.journey::before { /* 4ステップを貫く線 */
  content: ""; position: absolute; left: 0; right: 0; top: 30px; height: 4px; background: var(--ink);
}
.journey li { position: relative; padding-right: 32px; }
.journey__no {
  position: relative; display: inline-flex; align-items: center; justify-content: center;
  width: 64px; height: 64px; background: var(--ink); color: var(--on-dark);
  font-size: 24px; font-weight: 900; letter-spacing: -1px;
}
.journey .is-accent .journey__no { background: var(--accent); }
.journey__step { font-size: 14px; font-weight: 700; color: var(--faint); margin-top: 28px; }
.journey__title { font-size: 26px; font-weight: 900; line-height: 1.35; margin-top: 4px; }
.journey .is-accent .journey__title { color: var(--accent); }
.journey__body { color: var(--muted); margin-top: 12px; font-size: 17px; }

.price-band {
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: stretch;
  margin-top: 88px;
}
.price-band__cell { padding: 32px 40px; display: flex; align-items: baseline; justify-content: center; gap: 20px; color: var(--on-dark); }
.price-band__cell--ink { background: var(--ink); align-items: center; }
.price-band__cell--accent { background: var(--accent); }
.price-band__label { font-size: clamp(20px, 2vw, 28px); font-weight: 700; }
.price-band__value { font-size: clamp(48px, 5vw, 72px); font-weight: 900; line-height: 1; letter-spacing: -2px; }
.price-band__value span { font-size: .45em; letter-spacing: 0; margin-left: 4px; }
.price-band__plus { display: flex; align-items: center; padding: 0 24px; font-size: 40px; font-weight: 900; color: var(--ink); }

/* =========================================================
   任せられる仕事（墨紺）
   ========================================================= */
.roles { background: var(--ink); color: var(--on-dark); padding: var(--section-y) 0; }
.roles__list { display: grid; grid-template-columns: 1fr 1fr; column-gap: 64px; border-top: 1px solid var(--on-dark-line); }
.roles__list li { padding: 32px 0; border-bottom: 1px solid var(--on-dark-line); }
.roles__name { display: flex; align-items: center; gap: 14px; font-size: clamp(24px, 2.4vw, 32px); font-weight: 900; line-height: 1.3; }
.role-tag { background: var(--accent); color: var(--on-dark); font-size: 13px; font-weight: 700; line-height: 1; padding: 7px 9px; flex-shrink: 0; }
.roles__body { color: var(--on-dark-muted); margin-top: 12px; font-size: 17px; }
.roles__more { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; margin-top: 56px; }
.roles__more p { font-size: clamp(20px, 2.2vw, 28px); font-weight: 900; }

/* =========================================================
   活用イメージ
   ========================================================= */
.tabs { display: none; }
.has-tabs .tabs { display: flex; gap: 0; margin-bottom: 48px; border-bottom: 4px solid var(--ink); }
.tabs__btn {
  appearance: none; border: 0; background: transparent; cursor: pointer;
  padding: 18px 36px; font-size: 18px; font-weight: 900; color: var(--faint);
  border-bottom: 4px solid transparent; margin-bottom: -4px;
}
.tabs__btn:hover { color: var(--ink); }
.tabs__btn[aria-selected="true"] { background: var(--ink); color: var(--on-dark); border-bottom-color: var(--ink); }
.has-tabs .case[hidden] { display: none; }

.case { border-top: 4px solid var(--ink); padding-top: 32px; }
.has-tabs .case { border-top: 0; padding-top: 0; }
.case + .case { margin-top: 96px; }
.has-tabs .case + .case { margin-top: 0; }
.case__head { display: grid; grid-template-columns: auto 1fr auto; gap: 24px; align-items: start; margin-bottom: 32px; }
.case__no { font-size: 64px; font-weight: 900; line-height: .9; color: var(--accent); letter-spacing: -2px; }
.case__title { font-size: clamp(22px, 2.4vw, 32px); font-weight: 900; line-height: 1.3; }
.case__role { display: flex; align-items: center; gap: 10px; margin-top: 10px; font-weight: 700; flex-wrap: wrap; }
.case__badge { font-size: 14px; font-weight: 700; color: var(--accent); border: 1px solid var(--accent); padding: 6px 12px; white-space: nowrap; }
.case__effect { background: var(--accent); color: var(--on-dark); padding: 28px 36px; display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; margin-bottom: 40px; }
.case__effect-label { font-size: 16px; font-weight: 700; color: var(--on-dark-muted); }
.case__effect-value { display: flex; align-items: baseline; gap: 20px; font-weight: 900; line-height: 1; }
.case__before { font-size: 28px; color: var(--on-dark-muted); text-decoration: line-through; text-decoration-thickness: 2px; }
.case__to { font-size: 28px; }
.case__effect-value strong { font-size: clamp(48px, 5vw, 72px); letter-spacing: -2px; }
.case__body { display: grid; grid-template-columns: 1fr 1fr; gap: 0; }
.case__col { padding: 28px 36px 32px 0; border-top: 1px solid var(--line); }
.case__col--ai { padding: 28px 0 32px 36px; border-left: 1px solid var(--line); }
.case__label { font-size: 14px; font-weight: 700; color: var(--accent); letter-spacing: .06em; margin-bottom: 12px; }
.case__issue { font-size: 21px; font-weight: 900; line-height: 1.55; margin-bottom: 18px; }
.case__fit { margin-top: 8px; padding: 18px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); display: flex; gap: 16px; flex-wrap: wrap; align-items: baseline; font-weight: 700; }
.case__fit > span:first-child { font-size: 14px; color: var(--accent); }

.dash-list li { position: relative; padding-left: 1.2em; color: var(--muted); font-size: 17px; line-height: 1.7; }
.dash-list li + li { margin-top: 8px; }
.dash-list li::before { content: "—"; position: absolute; left: 0; color: var(--faint); }
.num-list { counter-reset: n; }
.num-list li { counter-increment: n; display: grid; grid-template-columns: 36px 1fr; gap: 8px; font-size: 17px; line-height: 1.7; padding: 12px 0; border-bottom: 1px solid var(--line); }
.num-list li:first-child { padding-top: 0; }
.num-list li::before { content: counter(n); font-weight: 900; font-size: 22px; line-height: 1.3; color: var(--accent); }

/* ---------- 中間CTA ---------- */
.mid-cta { background: var(--accent); color: var(--on-dark); padding: 64px 0; }
.mid-cta--ink { background: var(--ink); }
.mid-cta__inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.mid-cta__text { font-size: clamp(22px, 2.4vw, 32px); font-weight: 900; line-height: 1.45; letter-spacing: -.5px; }
.mid-cta__text span { display: inline-block; margin-top: 8px; font-size: 16px; font-weight: 500; color: var(--on-dark-muted); letter-spacing: 0; }

/* =========================================================
   選ばれる理由
   ========================================================= */
.reason { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.reason + .reason { margin-top: 120px; padding-top: 120px; border-top: 1px solid var(--line); }
.reason--rev .reason__text { order: 2; }
.reason__no { font-size: 15px; font-weight: 900; color: var(--accent); letter-spacing: .08em; }
.reason__title { font-size: clamp(26px, 2.8vw, 38px); font-weight: 900; line-height: 1.3; letter-spacing: -.5px; margin-top: 10px; }
.reason__body { color: var(--muted); margin-top: 20px; }

.stats { display: grid; grid-template-columns: 1fr 1fr; margin-top: 36px; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.stats__item { padding: 24px 16px 24px 0; }
.stats__item + .stats__item { border-left: 1px solid var(--line); padding-left: 24px; }
.stats__label { font-size: 14px; color: var(--muted); margin-bottom: 6px; line-height: 1.5; }
.stats__value { font-size: 20px; font-weight: 900; color: var(--accent); line-height: 1.2; }
.stats__value strong { font-size: clamp(48px, 5vw, 72px); letter-spacing: -2px; margin: 0 4px; }

.org { --conn: 2px solid var(--ink); }
.org__root { display: flex; justify-content: center; }
.org__root span {
  display: inline-block; border: 3px solid var(--ink); padding: 12px 44px;
  font-size: 20px; font-weight: 900; position: relative;
}
.org__root span { padding: 14px 32px; background: var(--bg); }
.org__root img { width: 170px; height: auto; }
.org__root span::after { content: ""; position: absolute; left: 50%; top: 100%; width: 0; height: 28px; border-left: var(--conn); }
.org__depts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 28px; padding-top: 28px; position: relative; }
.org__depts::before { content: ""; position: absolute; top: 0; left: calc((100% - 32px) / 6); right: calc((100% - 32px) / 6); border-top: var(--conn); }
.org__dept { position: relative; }
.org__dept::before { content: ""; position: absolute; left: 50%; top: -28px; height: 28px; border-left: var(--conn); }
.org__dept-name { background: var(--ink); color: var(--on-dark); text-align: center; font-size: 16px; font-weight: 900; padding: 14px 8px; }
.org__tasks { margin-top: 10px; display: grid; gap: 8px; }
.org__tasks li { background: var(--accent); color: var(--on-dark); text-align: center; font-size: 14px; font-weight: 700; line-height: 1.45; padding: 12px 8px; }

.exp { border-top: 4px solid var(--ink); padding-top: 28px; }
.exp__count { font-size: 30px; font-weight: 900; color: var(--accent); line-height: 1; white-space: nowrap; }
.exp__count strong { font-size: clamp(120px, 14vw, 200px); letter-spacing: -6px; margin: 0 8px; }
.exp__list-title { font-size: 14px; font-weight: 700; color: var(--faint); margin: 28px 0 8px; }
.exp__list { display: flex; flex-wrap: wrap; gap: 8px; }
.exp__list li { font-size: 16px; font-weight: 700; padding: 6px 14px; border: 1px solid var(--ink); }
.combo { display: flex; align-items: flex-start; gap: 16px; flex-wrap: wrap; margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--line); }
.combo p { color: var(--muted); font-size: 16px; flex: 1 1 260px; }

/* =========================================================
   比較表
   ========================================================= */
.cmp { width: 100%; font-size: 17px; line-height: 1.6; table-layout: fixed; }
.cmp th, .cmp td { padding: 24px 22px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
.cmp thead th { font-size: 16px; font-weight: 700; color: var(--muted); border-bottom: 4px solid var(--ink); vertical-align: bottom; }
.cmp thead th:first-child { width: 22%; }
.cmp tbody th { font-weight: 700; }
.cmp td { color: var(--muted); }
.cmp .cmp__ours { background: var(--accent); color: var(--on-dark); font-weight: 900; font-size: 18px; border-bottom-color: var(--on-dark-line); }
.cmp thead .cmp__ours { font-size: 20px; color: var(--on-dark); border-bottom-color: var(--accent); padding-top: 18px; }
.cmp__crown { display: block; width: max-content; font-size: 12px; font-weight: 700; background: var(--on-dark); color: var(--accent); padding: 4px 8px; margin-bottom: 10px; line-height: 1; }
.cmp__mark { font-size: 24px !important; }
.cmp-cards { display: none; }
.closing { font-size: clamp(24px, 2.8vw, 38px); font-weight: 900; letter-spacing: -.5px; line-height: 1.4; margin-top: 64px; text-align: center; }

/* =========================================================
   料金
   ========================================================= */
.formula { text-align: center; padding: 56px 24px; border-top: 4px solid var(--ink); border-bottom: 1px solid var(--line); margin-bottom: 64px; }
.formula__eq { font-size: clamp(36px, 4.6vw, 64px); font-weight: 900; letter-spacing: -1px; line-height: 1.2; }
.formula__plus { color: var(--faint); margin: 0 .3em; }
.formula__monthly { color: var(--accent); font-size: 1.6em; letter-spacing: -3px; }
.formula__sub { color: var(--muted); margin-top: 20px; }

.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.plan { border: 1px solid var(--line); border-top: 4px solid var(--ink); padding: 32px 28px; }
.plan__name { font-size: 30px; font-weight: 900; line-height: 1.2; }
.plan__desc { font-size: 18px; font-weight: 700; margin-top: 8px; color: var(--accent); }
.plan__spec { margin-top: 24px; }
.plan__spec > div { padding: 14px 0; border-top: 1px solid var(--line); }
.plan__spec dt { font-size: 13px; font-weight: 700; color: var(--faint); }
.plan__spec dd { font-size: 16px; font-weight: 700; }
.plan__spec strong { color: var(--accent); font-size: 22px; font-weight: 900; }

.maint-band {
  margin-top: 48px; background: var(--ink); color: var(--on-dark);
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 32px;
  padding: 36px 48px; text-align: center;
}
.maint-band__label { font-size: 17px; font-weight: 700; color: var(--on-dark-muted); line-height: 1.6; }
.maint-band__value { font-size: clamp(44px, 5vw, 72px); font-weight: 900; letter-spacing: -2px; line-height: 1; }

.hire-block { margin-top: 120px; }
.hire { display: grid; grid-template-columns: 1fr 1fr; align-items: stretch; }
.hire__col { padding: 40px 48px; border: 1px solid var(--line); border-top: 4px solid var(--ink); }
.hire__col--ours { background: var(--accent); color: var(--on-dark); border-color: var(--accent); }
.hire__name { font-size: 24px; font-weight: 900; }
.hire__label { margin-top: 24px; font-size: 15px; color: var(--faint); }
.hire__col--ours .hire__label, .hire__col--ours .hire__sub { color: var(--on-dark-muted); }
.hire__value { font-size: 28px; font-weight: 900; line-height: 1.2; }
.hire__value strong { font-size: clamp(64px, 7vw, 104px); letter-spacing: -3px; margin: 0 4px; }
.hire__sub { font-size: 15px; color: var(--muted); margin-top: 8px; }
.hire__points { margin-top: 32px; display: grid; grid-template-columns: 1fr 1fr; gap: 16px 48px; }
.hire__points li { position: relative; padding-left: 28px; font-size: 18px; font-weight: 700; line-height: 1.6; }
.hire__points li::before { content: ""; position: absolute; left: 0; top: .5em; width: 14px; height: 14px; background: var(--accent); }

/* =========================================================
   保守（コバルト）
   ========================================================= */
.support { background: var(--accent); color: var(--on-dark); padding: var(--section-y) 0; }
.support__grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--on-dark-line); }
.support__item { padding: 40px 32px 8px 0; }
.support__item + .support__item { padding-left: 32px; border-left: 1px solid var(--on-dark-line); }
.support__value { font-size: clamp(48px, 5vw, 76px); font-weight: 900; line-height: 1; letter-spacing: -3px; }
.support__name { display: flex; align-items: baseline; gap: 12px; font-size: 22px; font-weight: 900; margin-top: 24px; }
.support__name span { font-size: 15px; color: var(--on-dark-faint); }
.support__body { font-size: 17px; color: var(--on-dark-muted); margin-top: 12px; }

/* =========================================================
   導入の流れ
   ========================================================= */
.flow-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; flex-wrap: wrap; margin-bottom: 64px; }
.flow-head .h2 { margin-bottom: 0; }
.pill { border: 2px solid var(--accent); color: var(--accent); font-weight: 700; padding: 8px 22px; border-radius: 999px; font-size: 16px; white-space: nowrap; }
.flow { display: grid; grid-template-columns: repeat(6, 1fr); }
.flow__bracket {
  grid-column: 4 / 6; grid-row: 1;
  border: 3px solid var(--accent); border-bottom: 0; height: 18px; margin: 34px 8px 12px; position: relative;
}
.flow__bracket span {
  position: absolute; left: 50%; top: -34px; transform: translateX(-50%);
  background: var(--bg); color: var(--accent); font-weight: 900; font-size: 18px; padding: 0 10px; white-space: nowrap;
}
.flow__steps { grid-column: 1 / -1; grid-row: 2; display: grid; grid-template-columns: repeat(6, 1fr); }
.flow__steps li { border-top: 4px solid var(--ink); padding: 20px 12px 0 0; }
.flow__steps li.is-build { border-top-color: var(--accent); }
.flow__no { display: block; font-size: 44px; font-weight: 900; color: var(--accent); line-height: 1; letter-spacing: -1px; }
.flow__name { display: block; font-size: 19px; font-weight: 900; line-height: 1.4; margin-top: 12px; }
.flow__name small { display: block; font-weight: 500; color: var(--faint); font-size: 14px; }
.flow__here { display: inline-block; margin-top: 10px; font-size: 13px; font-weight: 700; background: var(--accent); color: var(--on-dark); padding: 3px 8px; }

/* =========================================================
   FAQ
   ========================================================= */
.faq-wrap { display: grid; grid-template-columns: 4fr 8fr; gap: 72px; align-items: start; }
.faq { border-top: 4px solid var(--ink); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer; position: relative;
  padding: 26px 56px 26px 48px; font-size: 19px; font-weight: 700; line-height: 1.5;
}
.faq summary:hover { color: var(--accent); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: "Q"; position: absolute; left: 0; top: 22px; font-size: 26px; font-weight: 900; color: var(--accent); }
.faq summary::after { content: "+"; position: absolute; right: 8px; top: 20px; font-size: 30px; font-weight: 400; color: var(--ink); }
.faq details[open] summary::after { content: "−"; }
.faq details p { position: relative; padding: 0 56px 28px 48px; color: var(--muted); }
.faq details p::before { content: "A"; position: absolute; left: 0; top: -4px; font-size: 26px; font-weight: 900; color: var(--faint); }

/* =========================================================
   担当者・会社概要
   ========================================================= */
.about { display: grid; grid-template-columns: 7fr 5fr; gap: 48px; align-items: stretch; }
.about__person { background: var(--accent); color: var(--on-dark); display: grid; grid-template-columns: 220px 1fr; gap: 32px; padding: 40px; }
.about__photo { position: relative; aspect-ratio: 3 / 4; background: rgba(247,247,244,.12); align-self: start; }
.about__photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 1; }
.about__photo-ph { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; text-align: center; font-size: 13px; font-weight: 700; line-height: 1.6; color: var(--on-dark); padding: 8px; }
.about__title { font-size: 14px; color: var(--on-dark-muted); line-height: 1.6; }
.about__name { font-size: 34px; font-weight: 900; margin-top: 6px; letter-spacing: -.5px; }
.about__bio { font-size: 16px; line-height: 1.85; color: var(--on-dark-muted); margin-top: 16px; }
.about__tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.about__tags li { border: 1px solid var(--on-dark); padding: 4px 10px; font-size: 14px; font-weight: 700; }
.about__company { border-top: 4px solid var(--ink); padding-top: 24px; }
.about__h3 { font-size: 20px; font-weight: 900; margin-bottom: 8px; }
.about__table > div { display: grid; grid-template-columns: 90px 1fr; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 15px; }
.about__table dt { font-weight: 700; color: var(--faint); }
.about__table a { color: var(--accent); }

/* =========================================================
   最終CTA・フッター
   ========================================================= */
.cta { background: var(--accent); color: var(--on-dark); padding: 136px 0; text-align: center; }
.cta__vows { font-size: 16px; font-weight: 700; color: var(--on-dark-muted); letter-spacing: .08em; margin-bottom: 24px; }
.cta__title { font-size: clamp(30px, 4.4vw, 60px); font-weight: 900; letter-spacing: -1px; line-height: 1.25; }
.cta__sub { font-size: 19px; color: var(--on-dark-muted); margin: 24px 0 44px; }
.cta__todo { margin-top: 16px; }
.cta__contact { display: flex; justify-content: center; gap: 40px; flex-wrap: wrap; margin-top: 32px; font-size: 16px; }
.cta__contact > div { display: flex; gap: 12px; align-items: center; }
.cta__contact dt { color: var(--on-dark-muted); }

.site-footer { background: var(--ink); color: var(--on-dark); padding: 48px 0; }
.site-footer__inner { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; flex-wrap: wrap; }
.site-footer__logo { font-size: 24px; font-weight: 900; letter-spacing: .12em; }
.site-footer__logo a { color: inherit; text-decoration: none; }
.site-footer__logo a:hover { opacity: .8; }
.site-footer__service { font-size: 14px; color: var(--on-dark-muted); margin-top: 4px; }
.site-footer__address { font-size: 13px; color: var(--on-dark-muted); margin-top: 12px; }
.site-footer__meta { text-align: right; font-size: 14px; color: var(--on-dark-muted); }
.site-footer__meta a { color: var(--on-dark); }
.site-footer__meta span.todo { margin-left: 8px; }

.sticky-cta { display: none; }

/* ---------- フェードイン ---------- */
.js .fade { opacity: 0; transform: translateY(20px); transition: opacity .7s ease, transform .7s ease; }
.js .fade.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .fade { opacity: 1; transform: none; transition: none; }
  .btn, .btn::after, .sticky-cta { transition: none; }
}

/* =========================================================
   タブレット
   ========================================================= */
@media (max-width: 1100px) {
  .site-header__nav { display: none; }
}
@media (max-width: 1024px) {
  :root { --section-y: 104px; }
  .wrap { padding: 0 32px; }
  .hero__main { padding: 56px 40px 48px 32px; }
  .hero__title { letter-spacing: -3px; }
  .hero__facts { grid-template-columns: 1fr; }
  .hero__facts li + li { padding-left: 0; border-left: 0; border-top: 1px solid var(--line); }
  .hero__facts li { padding: 10px 0; }
  .pain__inner { grid-template-columns: 1fr; gap: 48px; }
  .pain__head { position: static; }
  .journey { grid-template-columns: repeat(2, 1fr); row-gap: 56px; }
  .journey::before { display: none; }
  .journey li { border-top: 4px solid var(--ink); padding-top: 24px; }
  .journey li.is-accent { border-top-color: var(--accent); }
  .reason, .reason--rev { grid-template-columns: 1fr; gap: 48px; }
  .reason--rev .reason__text { order: 0; }
  .plans { grid-template-columns: 1fr; }
  .support__grid { grid-template-columns: 1fr; }
  .support__item, .support__item + .support__item { padding: 32px 0; border-left: 0; border-bottom: 1px solid var(--on-dark-line); }
  .faq-wrap { grid-template-columns: 1fr; gap: 40px; }
  .about { grid-template-columns: 1fr; }
  .flow__name { font-size: 16px; }
  .flow__no { font-size: 36px; }
  .case__body { grid-template-columns: 1fr; }
  .case__col--ai { padding-left: 0; border-left: 0; }
}

/* =========================================================
   スマホ
   ========================================================= */
@media (max-width: 768px) {
  :root { --section-y: 72px; --header-h: 60px; }
  body { font-size: 16px; padding-bottom: 76px; }
  .wrap { padding: 0 20px; }
  .pc { display: none; }
  .sp { display: inline; }
  .site-header__inner { gap: 12px; }
  .site-header__logo img { width: 124px; }
  .btn { width: 100%; min-height: 56px; font-size: 16px; padding: 0 20px; }
  .btn--sm { width: auto; min-height: 40px; padding: 0 14px; font-size: 13px; }
  .btn--lg, .btn--xl { min-height: 60px; font-size: 17px; padding: 0 16px; }

  .kicker { font-size: 13px; margin-bottom: 12px; }
  .kicker::before { width: 20px; }
  .h2 { margin-bottom: 40px; letter-spacing: -.5px; }
  .h2--sub { margin-bottom: 28px; }

  .hero { grid-template-columns: 1fr; min-height: 0; }
  .hero__main { display: contents; }
  .hero__text { padding: 40px 20px 36px; order: 1; }
  .hero__kicker { font-size: 13px; margin-bottom: 14px; }
  .hero__title { font-size: clamp(52px, 16vw, 80px); letter-spacing: -2px; }
  .hero__bar { margin: 24px 0 20px; width: 96px; height: 5px; }
  .hero__panel { order: 2; padding: 36px 20px; }
  .hero__vows li { font-size: 32px; }
  .hero__vows li + li::before { margin: 16px 0; width: 48px; }
  .hero__bottom { order: 3; padding: 28px 20px 56px; }
  .hero__cta { flex-direction: column; gap: 12px; }

  .pain__list li { grid-template-columns: 64px 1fr; padding: 28px 0; gap: 8px; }
  .pain__no { font-size: 40px; }
  .pain__title { font-size: 21px; }

  .answer { padding: 72px 0; }
  .answer__title { font-size: 34px; letter-spacing: -1px; }
  .answer__lead { text-align: left; margin-top: 28px; }

  .journey { grid-template-columns: 1fr; row-gap: 0; }
  .journey li { border-top: 0; border-left: 4px solid var(--ink); padding: 0 0 32px 20px; }
  .journey li.is-accent { border-left-color: var(--accent); padding-bottom: 0; }
  .journey__no { width: 48px; height: 48px; font-size: 18px; }
  .journey__step { margin-top: 14px; }
  .journey__title { font-size: 22px; }

  .price-band { grid-template-columns: 1fr; margin-top: 56px; }
  .price-band__cell { padding: 22px 20px; }
  .price-band__plus { justify-content: center; padding: 6px 0; font-size: 32px; }

  .roles__list { grid-template-columns: 1fr; }
  .roles__list li { padding: 24px 0; }
  .roles__name { font-size: 22px; }
  .roles__body { font-size: 15px; }
  .roles__more { margin-top: 40px; }

  .case + .case { margin-top: 72px; }
  .case__head { grid-template-columns: auto 1fr; gap: 16px; margin-bottom: 24px; }
  .case__no { font-size: 48px; }
  .case__badge { grid-column: 1 / -1; justify-self: start; font-size: 13px; }
  .case__effect { padding: 22px 20px; margin-bottom: 8px; }
  .case__effect-label { font-size: 14px; }
  .case__before, .case__to { font-size: 22px; }
  .case__col, .case__col--ai { padding: 24px 0; }
  .case__issue { font-size: 18px; }

  .mid-cta { padding: 48px 0; }
  .mid-cta__inner { gap: 24px; }

  .reason + .reason { margin-top: 72px; padding-top: 72px; }
  .stats { grid-template-columns: 1fr; }
  .stats__item, .stats__item + .stats__item { padding: 20px 0; border-left: 0; }
  .stats__item + .stats__item { border-top: 1px solid var(--line); }
  .org__root { display: none; }
  .org__depts { grid-template-columns: 1fr; gap: 24px; margin-top: 0; padding-top: 0; }
  .org__depts::before, .org__dept::before { display: none; }
  .org__dept-name { text-align: left; padding: 12px 16px; font-size: 17px; }
  .org__tasks { margin-top: 0; gap: 0; }
  .org__tasks li { text-align: left; background: transparent; color: var(--ink); border-bottom: 1px solid var(--line); border-left: 4px solid var(--accent); padding: 12px 14px; font-size: 15px; }
  .exp__count { font-size: 24px; }
  .exp__count strong { font-size: 120px; letter-spacing: -4px; }
  .exp__list li { font-size: 14px; padding: 5px 10px; }

  .cmp { display: none; }
  .cmp-cards { display: grid; gap: 20px; }
  .cmp-card { border-top: 4px solid var(--ink); }
  .cmp-card__item { font-size: 15px; font-weight: 700; color: var(--faint); padding: 14px 0 10px; }
  .cmp-card__ours { background: var(--accent); color: var(--on-dark); font-weight: 900; font-size: 18px; line-height: 1.5; padding: 16px; display: flex; gap: 12px; align-items: center; }
  .cmp-card__others > div { display: grid; grid-template-columns: 9em 1fr; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
  .cmp-card__others dt { color: var(--faint); }
  .cmp-card__others dd { color: var(--muted); }
  .closing { margin-top: 40px; text-align: left; }

  .formula { padding: 36px 8px; margin-bottom: 40px; }
  .formula__eq { font-size: 26px; }
  .formula__monthly { display: block; font-size: 2em; margin-top: 4px; }
  .formula__plus { margin: 0 .2em; }
  .formula__sub { text-align: left; font-size: 15px; }
  .plan { padding: 24px 20px; }
  .maint-band { grid-template-columns: 1fr; gap: 12px; padding: 28px 20px; }
  .maint-band__label { font-size: 15px; }
  .hire-block { margin-top: 80px; }
  .hire { grid-template-columns: 1fr; }
  .hire__col { padding: 28px 20px; }
  .hire__points { grid-template-columns: 1fr; }
  .hire__points li { font-size: 16px; }

  .support__value { font-size: 56px; }

  .flow-head { margin-bottom: 36px; }
  .flow { display: block; }
  .flow__bracket { display: none; }
  .flow__steps { display: block; }
  .flow__steps li { border-top: 0; border-left: 4px solid var(--ink); padding: 0 0 28px 24px; display: flex; align-items: baseline; flex-wrap: wrap; gap: 4px 16px; }
  .flow__steps li:last-child { padding-bottom: 0; }
  .flow__steps li.is-build { border-left-color: var(--accent); }
  .flow__no { font-size: 32px; min-width: 2.2ch; }
  .flow__name { margin-top: 0; font-size: 18px; }
  .flow__here { margin-top: 0; }
  .flow__steps li:nth-child(4) .flow__name::after { content: "最短2週間"; display: inline-block; margin-left: 10px; font-size: 13px; font-weight: 700; color: var(--accent); border: 1px solid var(--accent); padding: 1px 8px; vertical-align: middle; }
  .pill { font-size: 14px; }

  .faq summary { padding: 20px 40px 20px 36px; font-size: 16px; }
  .faq summary::before { top: 16px; font-size: 22px; }
  .faq summary::after { top: 14px; }
  .faq details p { padding: 0 8px 22px 36px; font-size: 15px; }

  .about__person { grid-template-columns: 1fr; padding: 24px 20px; gap: 20px; }
  .about__photo { width: 60%; max-width: 220px; }
  .about__name { font-size: 28px; }
  .about__table > div { grid-template-columns: 80px 1fr; font-size: 14px; }

  .cta { padding: 80px 0; }
  .cta__vows { font-size: 13px; letter-spacing: .04em; }
  .cta__sub { font-size: 16px; }
  .cta__contact { flex-direction: column; gap: 12px; align-items: center; }

  .site-footer__inner { flex-direction: column; align-items: flex-start; }
  .site-footer__meta { text-align: left; }

  .sticky-cta {
    display: block; position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
    padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
    background: rgba(247,247,244,.96); border-top: 1px solid var(--line);
    transform: translateY(110%); transition: transform .3s ease;
  }
  .sticky-cta.is-shown { transform: none; }
  .sticky-cta .btn { min-height: 52px; }
}

/* =========================================================
   予約フォーム（コバルト面の上）
   ========================================================= */
.rform { max-width: 880px; margin: 8px auto 0; text-align: left; }
.rform__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px 24px; }
.rform__field { display: flex; flex-direction: column; gap: 8px; border: 0; padding: 0; margin: 0; min-width: 0; }
.rform__field--wide { grid-column: 1 / -1; }
.rform label, .rform legend { font-size: 15px; font-weight: 700; color: var(--on-dark); padding: 0; }
.rform legend { margin-bottom: 8px; }
.req, .opt { display: inline-block; margin-left: 8px; font-size: 11px; font-weight: 700; line-height: 1; padding: 4px 6px; vertical-align: 2px; }
.req { background: var(--on-dark); color: var(--accent); }
.opt { border: 1px solid var(--on-dark-line); color: var(--on-dark-muted); }
.rform input[type="text"], .rform input[type="email"], .rform input[type="tel"], .rform input[type="date"],
.rform select, .rform textarea {
  width: 100%; min-height: 52px; padding: 12px 14px;
  font: inherit; font-size: 16px; color: var(--ink);
  background: var(--bg); border: 2px solid var(--bg); border-radius: 0;
  -webkit-appearance: none; appearance: none;
}
.rform select { -webkit-appearance: menulist; appearance: auto; }
.rform textarea { min-height: 120px; resize: vertical; line-height: 1.6; }
.rform input:focus-visible, .rform select:focus-visible, .rform textarea:focus-visible { outline: 3px solid var(--on-dark); outline-offset: 2px; }
.rform [aria-invalid="true"] { border-color: var(--ink); box-shadow: inset 0 0 0 2px var(--ink); }
.rform__pair { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.rform__hint { margin-top: 20px; font-size: 14px; color: var(--on-dark-muted); }
.rform__hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.rform__consent { display: flex; align-items: center; justify-content: center; gap: 10px; margin-top: 28px; font-size: 16px; cursor: pointer; }
.rform__consent input { width: 22px; height: 22px; accent-color: var(--ink); flex-shrink: 0; }
.rform__consent a { color: var(--on-dark); font-weight: 700; }
.rform__error { margin-top: 16px; text-align: center; font-weight: 700; background: var(--ink); color: var(--on-dark); padding: 12px 16px; }
.rform__submit { display: flex; width: 100%; max-width: 520px; margin: 24px auto 0; cursor: pointer; }
.rform__submit[disabled] { opacity: .6; cursor: wait; }
.rform__done { max-width: 720px; margin: 8px auto 0; background: var(--bg); color: var(--ink); padding: 48px 32px; text-align: center; }
.rform__done:focus { outline: none; }
.rform__done-title { font-size: clamp(22px, 2.6vw, 30px); font-weight: 900; color: var(--accent); margin-bottom: 12px; }

@media (max-width: 768px) {
  .rform__grid { grid-template-columns: 1fr; gap: 18px; }
  .rform__consent { justify-content: flex-start; }
  .rform__done { padding: 36px 20px; }
}

/* =========================================================
   無料相談・資料請求の2ボタン
   ========================================================= */
.site-header__cta { display: flex; gap: 8px; }
.btn--ghost { background: transparent; color: var(--on-dark); border-color: var(--on-dark-muted); }
.btn--ghost:hover { background: var(--on-dark); color: var(--accent); border-color: var(--on-dark); }
.mid-cta--ink .btn--ghost:hover { color: var(--ink); }
.cta-pair { display: flex; flex-wrap: wrap; gap: 12px; }
.cta-pair--center { justify-content: center; }
.cta-pair .btn, .hero__cta .btn { min-width: 200px; }

/* お問い合わせの種類（ラジオ） */
.rform__radios { display: flex; flex-wrap: wrap; gap: 10px; }
.rform__radio { position: relative; cursor: pointer; }
.rform__radio input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.rform__radio span {
  display: inline-flex; align-items: center; gap: 10px;
  min-height: 52px; padding: 0 20px;
  border: 2px solid var(--on-dark-muted); color: var(--on-dark);
  font-size: 16px; font-weight: 700;
}
.rform__radio span::before {
  content: ""; width: 18px; height: 18px; border-radius: 50%;
  border: 2px solid currentColor; box-sizing: border-box; flex-shrink: 0;
}
.rform__radio input:checked + span { background: var(--bg); color: var(--accent); border-color: var(--bg); }
.rform__radio input:checked + span::before { border-width: 6px; }
.rform__radio input:focus-visible + span { outline: 3px solid var(--on-dark); outline-offset: 2px; }
.rform__radios.is-invalid .rform__radio span { border-color: var(--ink); box-shadow: inset 0 0 0 2px var(--ink); }

@media (max-width: 768px) {
  .site-header__cta { gap: 6px; }
  .site-header__cta .btn--sm { padding: 0 10px; font-size: 12px; min-height: 38px; }
  .cta-pair { flex-direction: column; width: 100%; }
  .cta-pair .btn, .hero__cta .btn { min-width: 0; }
  .sticky-cta { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
  .sticky-cta .btn { font-size: 15px; padding: 0 8px; }
  .sticky-cta .btn--outline { background: var(--bg); }
  .rform__radios { flex-direction: column; }
  .rform__radio span { width: 100%; }
}

/* =========================================================
   サンクスページ
   ========================================================= */
.thanks { padding: calc(var(--header-h) + 88px) 0 64px; }
.thanks__title { font-size: clamp(30px, 4.4vw, 56px); font-weight: 900; letter-spacing: -1px; line-height: 1.25; }
.thanks__lead { font-size: clamp(16px, 1.4vw, 19px); color: var(--muted); margin-top: 20px; }
.booking { background: var(--accent); color: var(--on-dark); padding: 72px 0 96px; }
.booking__head { margin-bottom: 36px; }
.booking__title { font-size: clamp(28px, 3.6vw, 48px); font-weight: 900; letter-spacing: -1px; line-height: 1.25; }
.booking__sub { color: var(--on-dark-muted); margin-top: 16px; }
.booking__widget { background: var(--bg); color: var(--ink); padding: 16px; min-height: 640px; }
.booking__back { margin-top: 32px; text-align: center; }
.booking__back a { color: var(--on-dark); font-weight: 700; }
.thanks-page .site-header__inner { justify-content: flex-start; }

@media (max-width: 768px) {
  .thanks-page { padding-bottom: 0; }
  .thanks { padding: calc(var(--header-h) + 48px) 0 40px; }
  .booking { padding: 48px 0 64px; }
  .booking__widget { padding: 4px; margin: 0 -12px; }
}

/* ---------- ハンバーガーメニュー（1100px以下） ---------- */
.site-header__menu {
  display: none; flex-direction: column; justify-content: center; gap: 6px;
  width: 44px; height: 44px; padding: 0 10px; margin-right: -10px;
  background: none; border: 0; cursor: pointer; color: var(--ink); flex-shrink: 0;
}
.site-header__menu span { display: block; height: 2px; background: currentColor; transition: transform .2s, opacity .2s; }
.site-header.is-open .site-header__menu span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.site-header.is-open .site-header__menu span:nth-child(2) { opacity: 0; }
.site-header.is-open .site-header__menu span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
@media (max-width: 1100px) {
  .site-header__menu { display: flex; }
  .site-header.is-open .site-header__nav {
    display: flex; flex-direction: column; gap: 0;
    position: fixed; top: var(--header-h); left: 0; right: 0;
    max-height: calc(100vh - var(--header-h)); overflow-y: auto;
    background: var(--bg); border-bottom: 4px solid var(--ink);
  }
  .site-header.is-open .site-header__nav a {
    padding: 18px 32px; font-size: 16px; color: var(--ink);
    border-top: 1px solid var(--line); box-shadow: none;
  }
  .site-header.is-open .site-header__nav a.is-current { color: var(--accent); }
}
@media (max-width: 768px) {
  .site-header.is-open .site-header__nav a { padding: 16px 20px; }
}
@media (max-width: 380px) {
  .site-header__logo img { width: 108px; }
  .site-header__inner { gap: 8px; }
}

/* ---------- ヒーロー：デスクトップは1画面にCTAまで収める（高さに合わせて縮める） ---------- */
@media (min-width: 769px) {
  .hero__main { gap: clamp(20px, 4vh, 48px); padding-top: clamp(24px, 5.5vh, 64px); padding-bottom: clamp(20px, 4.5vh, 56px); }
  .hero__kicker { margin-bottom: clamp(8px, 1.8vh, 20px); }
  .hero__title { font-size: clamp(56px, min(9.4vw, 14vh), 150px); }
  .hero__bar { margin: clamp(14px, 3.4vh, 36px) 0 clamp(12px, 2.6vh, 28px); }
  .hero__facts { margin-bottom: clamp(14px, 2.6vh, 28px); }
  .hero__facts li { padding-top: clamp(8px, 1.3vh, 14px); padding-bottom: clamp(8px, 1.3vh, 14px); }
  .hero__cta .btn--lg { min-height: clamp(50px, 6vh, 64px); }
  .hero__micro { margin-top: clamp(6px, 1.1vh, 12px); }
  .hero__vows li { font-size: clamp(30px, min(3.5vw, 6.2vh), 60px); }
  .hero__vows li + li::before { margin: clamp(14px, 2.8vh, 28px) 0; }
}
@media (min-width: 769px) and (max-height: 720px) {
  .hero__lead { font-size: 16px; line-height: 1.7; }
  .hero__facts li { font-size: 15px; }
  .hero__micro { font-size: 13px; }
  .hero__kicker { font-size: 14px; line-height: 1.6; }
}
@media (min-width: 769px) and (max-width: 1024px) {
  .hero__facts { grid-template-columns: repeat(3, auto); }
  .hero__facts li { padding: 10px 14px 10px 0; font-size: 14px; }
  .hero__facts li + li { padding-left: 14px; border-left: 1px solid var(--line); border-top: 0; }
  .hero__cta .btn { min-width: 0; flex: 1; padding: 0 16px; }
}
@media (min-width: 769px) and (max-height: 620px) {
  .hero__title { font-size: clamp(56px, min(9.4vw, 12.5vh), 150px); }
}
.site-header__cta .btn { white-space: nowrap; }
@media (max-width: 360px) {
  .site-header__logo img { width: 92px; }
  .site-header__cta { gap: 4px; }
  .site-header__cta .btn--sm { padding: 0 7px; font-size: 11px; }
}
.hero__kicker-em { background: var(--accent); color: var(--on-dark); padding: 1px 6px; margin: 0 2px; font-weight: 900; }

/* ---------- AI社員とは ---------- */
.what__cols { display: grid; grid-template-columns: repeat(3, 1fr); column-gap: 48px; }
.what__col { display: flex; flex-direction: column; border-top: 3px solid var(--ink); padding-top: 24px; }
.what__col--accent { border-top-color: var(--accent); }
.what__no { font-size: 14px; font-weight: 700; color: var(--accent); }
.what__title { font-size: clamp(22px, 1.9vw, 26px); font-weight: 900; line-height: 1.4; margin-top: 12px; }
.what__body { font-size: 16px; color: var(--muted); margin-top: 14px; }
.what__vs { margin-top: auto; padding-top: 32px; }
.what__vs div { display: flex; justify-content: space-between; gap: 12px; padding: 12px 14px; border-top: 1px solid var(--line); font-size: 16px; color: var(--muted); }
.what__vs div.is-accent { background: var(--accent); color: var(--on-dark); font-weight: 900; border-top: 0; }
.what__vs dt, .what__vs dd { margin: 0; }
.what__can { margin-top: 24px; border-bottom: 1px solid var(--line); }
.what__can div { display: grid; grid-template-columns: 5.5em 1fr; gap: 12px; align-items: baseline; padding: 11px 0; border-top: 1px solid var(--line); }
.what__can dt { font-weight: 900; color: var(--accent); font-size: 17px; }
.what__can dd { margin: 0; font-size: 15px; color: var(--muted); }
.what__grow { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; align-items: end; margin-top: auto; padding-top: 32px; }
.what__grow li { font-size: 14px; color: var(--muted); line-height: 1.5; }
.what__grow b { display: block; color: var(--ink); font-weight: 900; margin-top: 8px; }
.what__bar { display: block; background: var(--accent); }
.what__grow li:nth-child(1) .what__bar { height: 36px; opacity: .35; }
.what__grow li:nth-child(2) .what__bar { height: 62px; opacity: .65; }
.what__grow li:nth-child(3) .what__bar { height: 88px; }
.what__band { display: flex; align-items: center; gap: 20px; margin-top: 56px; padding: 24px 32px; background: var(--ink); color: var(--on-dark); font-size: clamp(17px, 1.7vw, 22px); font-weight: 900; line-height: 1.5; }
.what__band .tag { flex-shrink: 0; }
@media (max-width: 1024px) {
  .what__cols { grid-template-columns: 1fr; row-gap: 56px; }
  .what__vs, .what__grow { margin-top: 0; }
  .what__grow { max-width: 420px; }
}
@media (max-width: 768px) {
  .what__band { flex-direction: column; align-items: flex-start; gap: 12px; padding: 22px 20px; }
}