/* ==========================================================
   検証用ダミーサイト 共通スタイル
   ========================================================== */
:root {
  --c-primary: #07507b;
  --c-primary-dark: #053b5b;
  --c-accent: #0094d7;
  --c-text: #222;
  --c-sub: #5f6368;
  --c-line: #d9d9d6;
  --c-bg-gray: #f5f5f5;
  --c-bg-blue: #eef5f9;
  --c-white: #fff;
  --c-orange: #e8730c;
  --radius: 8px;
  --header-h: 72px;
  --w-inner: 1120px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0;
  font-family: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Hiragino Sans", sans-serif;
  color: var(--c-text);
  background: var(--c-white);
  line-height: 1.8;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
h1, h2, h3, h4, p, ul, ol, dl, dd, figure { margin: 0; padding: 0; }
ul, ol { list-style: none; }

.l-inner { width: 100%; max-width: calc(var(--w-inner) + 48px); margin: 0 auto; padding: 0 24px; }

/* ---------- 検証用バナー ---------- */
.dummy-banner {
  background: #222;
  color: #ffd54f;
  font-size: 12px;
  text-align: center;
  padding: 4px 8px;
  line-height: 1.5;
  position: relative;
  z-index: 1001;
}
.dummy-banner a { text-decoration: underline; color: #fff; margin-left: 8px; }

/* ---------- Header ---------- */
.l-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--c-white);
  box-shadow: 0 2px 8px rgba(0, 0, 0, .06);
}
.l-header__inner {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 24px;
}
.l-header__logo { display: flex; align-items: center; gap: 14px; }
.logo-mark {
  font-weight: 900;
  font-size: 28px;
  letter-spacing: .02em;
  color: var(--c-primary);
  line-height: 1;
  font-family: "Montserrat", "Noto Sans JP", sans-serif;
}
.logo-mark small { font-size: 12px; font-weight: 500; margin-left: 4px; color: var(--c-sub); }
.l-header__catch {
  font-size: 12px;
  color: var(--c-sub);
  border-left: 1px solid var(--c-line);
  padding-left: 14px;
  line-height: 1.4;
}
.l-header__nav { display: flex; align-items: center; gap: 28px; }
.l-header__menu { display: flex; gap: 28px; font-size: 15px; font-weight: 500; }
.l-header__menu a:hover { color: var(--c-accent); }
.l-header__cta { display: flex; gap: 10px; }
.l-header__toggle { display: none; background: none; border: 0; width: 44px; height: 44px; position: relative; }
.l-header__toggle span,
.l-header__toggle span::before,
.l-header__toggle span::after {
  position: absolute; left: 10px; width: 24px; height: 2px; background: var(--c-primary); content: ""; transition: .2s;
}
.l-header__toggle span { top: 21px; }
.l-header__toggle span::before { left: 0; top: -8px; }
.l-header__toggle span::after { left: 0; top: 8px; }
.is-menu-open .l-header__toggle span { background: transparent; }
.is-menu-open .l-header__toggle span::before { top: 0; transform: rotate(45deg); }
.is-menu-open .l-header__toggle span::after { top: 0; transform: rotate(-45deg); }

/* ---------- Buttons ---------- */
.c-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 24px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  border: 2px solid transparent;
  transition: opacity .2s, transform .2s, background .2s;
  line-height: 1.3;
  text-align: center;
}
.c-btn:hover { opacity: .85; transform: translateY(-1px); }
.c-btn--contact { background: var(--c-orange); color: var(--c-white); }
.c-btn--download { background: var(--c-primary); color: var(--c-white); }
.c-btn--outline { background: var(--c-white); color: var(--c-primary); border-color: var(--c-primary); }
.c-btn--lg { min-height: 64px; padding: 16px 40px; font-size: 18px; min-width: 280px; }
.c-btn--sm { min-height: 40px; padding: 8px 18px; font-size: 14px; }

/* ---------- Section common ---------- */
.p-section { padding: 96px 0; }
.p-section--gray { background: var(--c-bg-gray); }
.p-section--blue { background: var(--c-bg-blue); }
.c-heading {
  font-size: 32px;
  font-weight: 700;
  text-align: center;
  color: var(--c-primary);
  margin-bottom: 16px;
  line-height: 1.5;
}
.c-heading__en {
  display: block;
  font-size: 13px;
  letter-spacing: .2em;
  color: var(--c-accent);
  font-weight: 700;
  margin-bottom: 4px;
}
.c-lead { text-align: center; color: var(--c-sub); margin-bottom: 48px; }

/* ---------- Hero ---------- */
.p-hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(120deg, #07507b 0%, #0a6fa5 55%, #0094d7 100%);
  color: var(--c-white);
}
.p-hero::before, .p-hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, .08);
}
.p-hero::before { width: 560px; height: 560px; right: -120px; top: -160px; }
.p-hero::after { width: 360px; height: 360px; right: 240px; bottom: -220px; background: rgba(255,255,255,.06); }
.p-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  align-items: center;
  gap: 40px;
  padding: 96px 24px 104px;
}
.p-hero__title { font-size: 54px; font-weight: 900; line-height: 1.35; letter-spacing: .03em; }
.p-hero__text { margin-top: 20px; font-size: 17px; opacity: .92; }
.p-hero__badge {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  margin-top: 28px;
  padding: 10px 22px;
  border: 1px solid rgba(255, 255, 255, .6);
  border-radius: 999px;
  font-size: 15px;
}
.p-hero__badge strong { font-size: 30px; font-weight: 900; line-height: 1; }
.p-hero__cta { display: flex; gap: 16px; margin-top: 36px; flex-wrap: wrap; }
.p-hero__cta .c-btn--download { background: var(--c-white); color: var(--c-primary); }
.p-hero__visual {
  aspect-ratio: 4 / 3.2;
  border-radius: 16px;
  background:
    radial-gradient(circle at 30% 35%, rgba(255,255,255,.35) 0 60px, transparent 61px),
    radial-gradient(circle at 70% 60%, rgba(255,255,255,.25) 0 80px, transparent 81px),
    linear-gradient(160deg, rgba(255,255,255,.18), rgba(255,255,255,.04));
  border: 1px solid rgba(255, 255, 255, .25);
  display: flex;
  align-items: flex-end;
  padding: 24px;
}
.p-hero__stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; width: 100%; }
.p-hero__stat { background: rgba(255,255,255,.95); color: var(--c-primary); border-radius: 10px; padding: 14px 10px; text-align: center; }
.p-hero__stat dt { font-size: 12px; color: var(--c-sub); }
.p-hero__stat dd { font-size: 22px; font-weight: 900; line-height: 1.3; }
.p-hero__stat dd small { font-size: 12px; font-weight: 700; }

/* ---------- About ---------- */
.p-about__box {
  max-width: 880px;
  margin: 0 auto;
  text-align: center;
  font-size: 17px;
}
.p-about__box + .p-about__box { margin-top: 72px; }
.p-about__box p + p { margin-top: 1em; }

/* ---------- Strength ---------- */
.p-strength__list { display: grid; gap: 32px; }
.p-strength__item {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 40px;
  align-items: center;
  background: var(--c-white);
  border-radius: 16px;
  padding: 40px 48px;
  box-shadow: 0 4px 20px rgba(7, 80, 123, .06);
}
.p-strength__item:nth-child(even) { grid-template-columns: 360px 1fr; }
.p-strength__item:nth-child(even) .p-strength__body { order: 2; }
.p-strength__num {
  font-family: "Montserrat", sans-serif;
  font-size: 56px;
  font-weight: 900;
  color: var(--c-accent);
  line-height: 1;
}
.p-strength__title { font-size: 28px; font-weight: 700; color: var(--c-primary); margin: 12px 0 16px; line-height: 1.5; }
.p-strength__title em { font-style: normal; color: var(--c-orange); }
.p-strength__note { font-size: 12px; color: var(--c-sub); margin-top: 8px; }
.p-strength__img {
  aspect-ratio: 16 / 11;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--c-bg-blue), #d6e8f2);
  display: grid;
  place-items: center;
}
.p-strength__img svg { width: 45%; height: auto; }
.p-fields { margin-top: 56px; text-align: center; }
.p-fields__title { font-size: 20px; font-weight: 700; color: var(--c-primary); margin-bottom: 20px; }
.p-fields__tags { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.p-fields__tags li {
  background: var(--c-white);
  border: 1px solid var(--c-primary);
  color: var(--c-primary);
  border-radius: 999px;
  padding: 6px 18px;
  font-size: 14px;
  font-weight: 500;
}

/* ---------- Compare table ---------- */
.p-compare__wrap { overflow-x: auto; }
.p-compare__table {
  width: 100%;
  min-width: 640px;
  border-collapse: separate;
  border-spacing: 8px;
  max-width: 960px;
  margin: 0 auto;
}
.p-compare__table th, .p-compare__table td { padding: 20px; border-radius: 8px; text-align: center; vertical-align: middle; }
.p-compare__table thead th { font-size: 20px; }
.p-compare__table thead th.is-ours { background: var(--c-primary); color: var(--c-white); }
.p-compare__table thead th.is-other { background: #979899; color: var(--c-white); }
.p-compare__table tbody th { background: var(--c-bg-blue); color: var(--c-primary); font-weight: 700; width: 20%; }
.p-compare__table td.is-ours { background: #fff; border: 2px solid var(--c-primary); font-weight: 700; color: var(--c-primary); }
.p-compare__table td.is-other { background: var(--c-bg-gray); color: var(--c-sub); }
.p-compare__table .mark { display: block; font-size: 28px; line-height: 1.2; }

/* ---------- CTA band ---------- */
.p-cta { background: var(--c-primary); color: var(--c-white); padding: 64px 0; }
.p-cta__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; max-width: 920px; margin: 0 auto; }
.p-cta__box {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 12px;
  padding: 28px;
  text-align: center;
}
.p-cta__box p { font-weight: 700; margin-bottom: 14px; }
.p-cta__box .c-btn { width: 100%; }
.p-cta__box .c-btn--download { background: var(--c-white); color: var(--c-primary); }

/* ---------- Case ---------- */
.p-case__list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.p-case__item {
  background: var(--c-white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, .06);
  display: flex;
  flex-direction: column;
}
.p-case__thumb { aspect-ratio: 16 / 9; display: grid; place-items: center; color: #fff; font-weight: 700; font-size: 14px; letter-spacing: .1em; }
.p-case__body { padding: 20px 22px 24px; display: flex; flex-direction: column; flex: 1; }
.p-case__meta { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.p-case__meta span { font-size: 12px; background: var(--c-bg-blue); color: var(--c-primary); border-radius: 4px; padding: 2px 8px; }
.p-case__summary { font-weight: 700; line-height: 1.7; flex: 1; }
.p-case__detail summary {
  margin-top: 16px;
  list-style: none;
  color: var(--c-accent);
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
}
.p-case__detail summary::-webkit-details-marker { display: none; }
.p-case__detail summary::after { content: " ＋"; }
.p-case__detail[open] summary::after { content: " －"; }
.p-case__detail dl { margin-top: 12px; font-size: 14px; }
.p-case__detail dt { font-weight: 700; color: var(--c-primary); margin-top: 10px; }
.p-case__detail dd { color: var(--c-sub); }

/* ---------- Clients ---------- */
.p-clients__list { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; }
.p-clients__list li {
  aspect-ratio: 5 / 2;
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: 6px;
  display: grid;
  place-items: center;
  color: #aaa;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .08em;
}

/* ---------- Talent categories ---------- */
.p-talent__list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.p-talent__list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: 10px;
  padding: 18px 20px;
  font-weight: 700;
  color: var(--c-primary);
  transition: border-color .2s, box-shadow .2s;
}
.p-talent__list a::after { content: "›"; font-size: 22px; color: var(--c-accent); }
.p-talent__list a:hover { border-color: var(--c-accent); box-shadow: 0 4px 14px rgba(0,148,215,.15); }

/* ---------- Cards (event / column) ---------- */
.p-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.p-card { background: var(--c-white); border-radius: 12px; overflow: hidden; border: 1px solid var(--c-line); transition: box-shadow .2s; display: block; }
.p-card:hover { box-shadow: 0 6px 20px rgba(0,0,0,.08); }
.p-card__thumb { aspect-ratio: 16 / 9; background: linear-gradient(135deg, #0a6fa5, #0094d7); display: grid; place-items: center; color: rgba(255,255,255,.9); font-weight: 700; }
.p-card__body { padding: 16px 20px 20px; }
.p-card__tag { display: inline-block; font-size: 12px; background: var(--c-orange); color: #fff; padding: 1px 10px; border-radius: 4px; margin-bottom: 8px; }
.p-card__tag--gray { background: #979899; }
.p-card__date { font-size: 13px; color: var(--c-sub); }
.p-card__title { font-weight: 700; line-height: 1.6; margin-top: 4px; }
.p-more { text-align: center; margin-top: 40px; }

/* ---------- FAQ ---------- */
.p-faq__list { max-width: 880px; margin: 0 auto; display: grid; gap: 12px; }
.p-faq__item { background: var(--c-white); border-radius: 10px; border: 1px solid var(--c-line); }
.p-faq__item summary {
  list-style: none;
  cursor: pointer;
  padding: 20px 56px 20px 64px;
  position: relative;
  font-weight: 700;
}
.p-faq__item summary::-webkit-details-marker { display: none; }
.p-faq__item summary::before {
  content: "Q";
  position: absolute; left: 20px; top: 16px;
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--c-primary); color: #fff;
  display: grid; place-items: center; font-family: "Montserrat", sans-serif;
}
.p-faq__item summary::after {
  content: ""; position: absolute; right: 24px; top: 50%;
  width: 10px; height: 10px; border-right: 2px solid var(--c-primary); border-bottom: 2px solid var(--c-primary);
  transform: translateY(-70%) rotate(45deg); transition: transform .2s;
}
.p-faq__item[open] summary::after { transform: translateY(-30%) rotate(-135deg); }
.p-faq__answer { padding: 0 24px 22px 64px; position: relative; color: var(--c-sub); }
.p-faq__answer::before {
  content: "A"; position: absolute; left: 20px; top: -4px;
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--c-orange); color: #fff;
  display: grid; place-items: center; font-weight: 700; font-family: "Montserrat", sans-serif;
}

/* ---------- Footer ---------- */
.l-footer-cta { background: linear-gradient(120deg, #07507b, #0094d7); color: #fff; padding: 72px 0; text-align: center; }
.l-footer-cta h2 { font-size: 28px; margin-bottom: 8px; }
.l-footer-cta p { opacity: .9; margin-bottom: 32px; }
.l-footer-cta__btns { display: flex; justify-content: center; gap: 20px; flex-wrap: wrap; }
.l-footer-cta .c-btn--download { background: #fff; color: var(--c-primary); }
.l-footer { background: #1a1a1a; color: #ccc; padding: 64px 0 32px; font-size: 14px; }
.l-footer__top { display: flex; justify-content: space-between; align-items: flex-start; gap: 24px; padding-bottom: 40px; border-bottom: 1px solid #333; }
.l-footer__brand .logo-mark { color: #fff; }
.l-footer__brand p { margin-top: 10px; color: #aaa; }
.l-footer__sns { display: flex; gap: 12px; }
.l-footer__sns a { width: 40px; height: 40px; border-radius: 50%; border: 1px solid #555; display: grid; place-items: center; font-size: 12px; font-weight: 700; }
.l-footer__nav { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; padding: 40px 0; }
.l-footer__nav h3 { color: #fff; font-size: 14px; margin-bottom: 12px; }
.l-footer__nav li + li { margin-top: 6px; }
.l-footer__nav a:hover { color: #fff; text-decoration: underline; }
.l-footer__bottom { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; padding-top: 24px; border-top: 1px solid #333; font-size: 12px; color: #888; }
.l-footer__legal { display: flex; flex-wrap: wrap; gap: 8px 20px; }

/* ---------- Page (sub pages) ---------- */
.p-page-head { background: var(--c-bg-blue); padding: 56px 0 48px; }
.p-breadcrumb { font-size: 12px; color: var(--c-sub); margin-bottom: 12px; }
.p-breadcrumb a { color: var(--c-accent); }
.p-page-head h1 { font-size: 34px; color: var(--c-primary); line-height: 1.4; }
.p-page-head p { margin-top: 10px; color: var(--c-sub); }

/* ---------- Forms ---------- */
.p-form-layout { display: grid; grid-template-columns: 1fr 360px; gap: 48px; align-items: start; }
.p-form { background: #fff; border: 1px solid var(--c-line); border-radius: 12px; padding: 40px; }
.p-form__steps { display: flex; gap: 8px; margin-bottom: 32px; }
.p-form__steps li { flex: 1; text-align: center; padding: 8px; border-radius: 6px; background: var(--c-bg-gray); font-size: 13px; color: var(--c-sub); font-weight: 700; }
.p-form__steps li.is-current { background: var(--c-primary); color: #fff; }
.p-form__row { margin-bottom: 24px; }
.p-form__label { display: flex; align-items: center; gap: 8px; font-weight: 700; margin-bottom: 8px; }
.p-form__req, .p-form__opt { font-size: 11px; padding: 1px 8px; border-radius: 4px; font-weight: 700; color: #fff; }
.p-form__req { background: #d93025; }
.p-form__opt { background: #979899; }
.p-form input[type="text"], .p-form input[type="email"], .p-form input[type="tel"], .p-form select, .p-form textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #bbb;
  border-radius: 6px;
  font: inherit;
  background: #fff;
}
.p-form input:focus, .p-form select:focus, .p-form textarea:focus { outline: 2px solid var(--c-accent); outline-offset: 1px; border-color: var(--c-accent); }
.p-form textarea { min-height: 140px; resize: vertical; }
.p-form__inline { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.p-form__checks { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 16px; }
.p-form__checks label, .p-form__agree label { display: flex; align-items: flex-start; gap: 8px; cursor: pointer; }
.p-form__checks input, .p-form__agree input { margin-top: 6px; accent-color: var(--c-primary); }
.p-form__agree { background: var(--c-bg-gray); border-radius: 8px; padding: 16px; margin: 32px 0 24px; font-size: 14px; }
.p-form__agree a { color: var(--c-accent); text-decoration: underline; }
.p-form__error { color: #d93025; font-size: 13px; margin-top: 6px; display: none; }
.p-form__row.is-error .p-form__error { display: block; }
.p-form__row.is-error input, .p-form__row.is-error select, .p-form__row.is-error textarea { border-color: #d93025; background: #fff6f6; }
.p-form__submit { text-align: center; }
.p-form__submit .c-btn { min-width: 320px; }
.p-form__notice { font-size: 12px; color: var(--c-sub); margin-top: 12px; text-align: center; }
.p-side { position: sticky; top: calc(var(--header-h) + 24px); display: grid; gap: 20px; }
.p-side__box { background: var(--c-bg-blue); border-radius: 12px; padding: 24px; }
.p-side__box h2 { font-size: 17px; color: var(--c-primary); margin-bottom: 12px; }
.p-side__box li { padding-left: 1.2em; position: relative; font-size: 14px; }
.p-side__box li + li { margin-top: 6px; }
.p-side__box li::before { content: "✓"; position: absolute; left: 0; color: var(--c-accent); font-weight: 700; }
.p-doc-cover { aspect-ratio: 210 / 297; max-width: 220px; margin: 0 auto 16px; border-radius: 6px; background: linear-gradient(160deg, #07507b, #0094d7); color: #fff; padding: 20px; display: flex; flex-direction: column; justify-content: space-between; box-shadow: 0 8px 24px rgba(7,80,123,.25); }
.p-doc-cover b { font-size: 18px; line-height: 1.5; }
.p-doc-cover span { font-size: 11px; opacity: .8; }

/* ---------- Thanks ---------- */
.p-thanks { text-align: center; max-width: 720px; margin: 0 auto; }
.p-thanks__icon { width: 80px; height: 80px; border-radius: 50%; background: var(--c-accent); color: #fff; font-size: 40px; display: grid; place-items: center; margin: 0 auto 24px; }
.p-thanks h2 { font-size: 26px; color: var(--c-primary); margin-bottom: 16px; }
.p-thanks p { color: var(--c-sub); }
.p-thanks__btns { display: flex; justify-content: center; gap: 16px; margin-top: 40px; flex-wrap: wrap; }

/* ---------- Service page ---------- */
.p-service__list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.p-service__item { background: #fff; border-radius: 12px; border-top: 6px solid var(--c-primary); padding: 32px 28px; box-shadow: 0 4px 20px rgba(0,0,0,.06); display: flex; flex-direction: column; }
.p-service__item:nth-child(2) { border-color: var(--c-accent); }
.p-service__item:nth-child(3) { border-color: var(--c-orange); }
.p-service__item h2 { font-size: 22px; color: var(--c-primary); }
.p-service__item .sub { font-size: 13px; color: var(--c-sub); margin-bottom: 16px; }
.p-service__item p { flex: 1; }
.p-service__item ul { margin: 16px 0 24px; font-size: 14px; }
.p-service__item li::before { content: "・"; color: var(--c-accent); }
.p-flow { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; counter-reset: flow; }
.p-flow li { background: #fff; border-radius: 10px; padding: 24px 16px; text-align: center; position: relative; counter-increment: flow; }
.p-flow li::before { content: "STEP " counter(flow); display: block; font-size: 12px; font-weight: 700; color: var(--c-accent); letter-spacing: .1em; }
.p-flow li b { display: block; color: var(--c-primary); margin: 6px 0; }
.p-flow li span { font-size: 13px; color: var(--c-sub); }

/* ---------- Fixed side CTA (scroll) ---------- */
.c-float-cta {
  position: fixed;
  right: 0;
  top: 50%;
  transform: translateY(-50%) translateX(100%);
  z-index: 900;
  display: flex;
  flex-direction: column;
  gap: 2px;
  transition: transform .3s;
}
.c-float-cta.is-show { transform: translateY(-50%) translateX(0); }
.c-float-cta a { writing-mode: vertical-rl; padding: 20px 12px; color: #fff; font-weight: 700; font-size: 14px; letter-spacing: .1em; border-radius: 8px 0 0 8px; }
.c-float-cta a:first-child { background: var(--c-orange); }
.c-float-cta a:last-child { background: var(--c-primary); }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .l-header__catch { display: none; }
  .l-header__menu { gap: 18px; font-size: 14px; }
  .l-header__nav { gap: 16px; }
}
@media (max-width: 900px) {
  :root { --header-h: 60px; }
  .logo-mark { font-size: 24px; }
  .l-header__toggle { display: block; }
  .l-header__nav {
    position: fixed;
    top: var(--nav-top, 60px);
    left: 0; right: 0; bottom: 0;
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 16px 24px 40px;
    transform: translateX(100%);
    transition: transform .25s;
    overflow-y: auto;
  }
  .is-menu-open .l-header__nav { transform: translateX(0); }
  .l-header__menu { flex-direction: column; gap: 0; font-size: 16px; }
  .l-header__menu a { display: block; padding: 16px 4px; border-bottom: 1px solid var(--c-line); }
  .l-header__cta { flex-direction: column; margin-top: 24px; }
  .l-header__cta .c-btn { min-height: 52px; }
  .p-section { padding: 64px 0; }
  .c-heading { font-size: 24px; }
  .c-lead { margin-bottom: 32px; }
  .p-hero__inner { grid-template-columns: 1fr; padding: 56px 24px 64px; }
  .p-hero__title { font-size: 34px; }
  .p-hero__cta { flex-direction: column; gap: 12px; }
  .p-hero__cta .c-btn { width: 100%; min-height: 56px; padding: 12px 20px; font-size: 16px; }
  .p-hero__text { font-size: 15px; }
  .p-hero__text br.pc { display: none; }
  .p-hero__visual { aspect-ratio: auto; min-height: 180px; padding: 16px; }
  .p-hero__stat { padding: 10px 4px; }
  .p-hero__stat dt { font-size: 10px; }
  .p-cta__box .c-btn, .l-footer-cta .c-btn { padding: 12px 20px; font-size: 16px; min-height: 56px; }
  .dummy-banner { font-size: 11px; }
  .p-strength__item, .p-strength__item:nth-child(even) { grid-template-columns: 1fr; padding: 28px 24px; gap: 24px; }
  .p-strength__item:nth-child(even) .p-strength__body { order: 0; }
  .p-strength__title { font-size: 22px; }
  .p-cta__grid { grid-template-columns: 1fr; }
  .p-case__list, .p-cards, .p-service__list { grid-template-columns: 1fr; }
  .p-clients__list { grid-template-columns: repeat(3, 1fr); }
  .p-talent__list { grid-template-columns: 1fr 1fr; }
  .p-flow { grid-template-columns: 1fr; }
  .l-footer__top { flex-direction: column; }
  .l-footer__nav { grid-template-columns: 1fr 1fr; }
  .p-form-layout { grid-template-columns: 1fr; }
  .p-side { position: static; }
  .p-form { padding: 24px 18px; }
  .p-form__inline, .p-form__checks { grid-template-columns: 1fr; }
  .p-form__submit .c-btn { min-width: 0; width: 100%; }
  .c-btn--lg { min-width: 0; width: 100%; }
  .p-page-head h1 { font-size: 26px; }
  .c-float-cta { display: none; }
}
@media (max-width: 480px) {
  .p-hero__title { font-size: 30px; }
  .p-hero__stats { grid-template-columns: 1fr 1fr 1fr; gap: 6px; }
  .p-hero__stat dd { font-size: 17px; }
  .p-talent__list { grid-template-columns: 1fr; }
}