:root {
  --navy-950: #0d1b31;
  --navy-900: #16294a;
  --navy-700: #24406e;
  --gold-700: #795d32;
  --gold-300: #ddbd86;
  --paper: #fafaf7;
  --surface-warm: #f2f1eb;
  --text: #182537;
  --text-secondary: #4b5562;
  --text-muted: #606976;
  --border: #dcdedb;
  --line: #06c755;
  --line-ink: #07361e;
  --font-sans: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Yu Gothic", YuGothic, "Noto Sans JP", sans-serif;
  --font-serif: "Yu Mincho", YuMincho, "Hiragino Mincho ProN", "Noto Serif JP", serif;
  --container: 1180px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body { margin: 0; color: var(--text); background: var(--paper); font: 16px/1.85 var(--font-sans); -webkit-font-smoothing: antialiased; }
::selection { color: white; background: var(--navy-700); }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
:focus-visible { outline: 3px solid #487bd3; outline-offset: 5px; }
em { font-style: normal; }
.container { width: min(calc(100% - 56px), var(--container)); margin-inline: auto; }
.mobile-only { display: none; }
.skip-link { position: fixed; top: 12px; left: 12px; z-index: 200; padding: 10px 18px; color: white; background: var(--navy-900); transform: translateY(-160%); }
.skip-link:focus { transform: none; }

/* Quiet brand navigation, with the category as the main focal point. */
.site-header { position: relative; z-index: 100; color: white; background: var(--navy-950); }
.header-inner { min-height: 76px; display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 32px; border-bottom: 1px solid #ffffff24; }
.brand { display: inline-flex; align-items: center; gap: 10px; width: max-content; }
.brand-mark { width: 40px; height: 40px; flex: 0 0 auto; }
.brand span { display: grid; line-height: 1.15; }
.brand strong { color: white; font: 700 15px/1.2 Georgia, serif; letter-spacing: .07em; }
.brand small { margin-top: 5px; color: var(--gold-300); font-size: 9px; font-weight: 700; letter-spacing: .2em; }
.header-nav { display: flex; align-items: center; gap: 27px; }
.header-nav a { min-height: 44px; display: flex; align-items: center; color: #e1e7ef; font-size: 12px; }
.header-nav a:hover { color: var(--gold-300); }
.button { min-height: 52px; display: inline-flex; align-items: center; justify-content: center; gap: 12px; padding: 14px 24px; border: 1px solid transparent; border-radius: 5px; font-weight: 800; line-height: 1.4; text-align: center; transition: background-color .2s, box-shadow .2s, transform .2s; }
.button:hover { transform: translateY(-2px); }
.button-small { min-height: 40px; padding: 9px 17px; font-size: 12px; }
.button-primary { color: white; background: var(--navy-900); }
.button-primary:hover { background: var(--navy-700); }
.header-inner > .button { color: var(--navy-950); background: white; }
.button-line { min-width: 356px; color: var(--line-ink); background: var(--line); box-shadow: 0 8px 24px #07172c14; }
.button-line:hover { background: #31db77; box-shadow: 0 12px 30px #07172c24; }
.button-large { min-height: 70px; padding: 15px 20px; }
.button-line > span:not(.line-badge) { display: grid; text-align: left; }
.button-line strong { font-size: 16px; }
.button-line small { margin-top: 3px; font-size: 11px; font-weight: 500; }
.button-line svg { flex: 0 0 19px; width: 19px; fill: none; stroke: currentColor; stroke-width: 2; }
.line-badge { flex: 0 0 40px; min-height: 29px; display: inline-flex; align-items: center; justify-content: center; color: var(--line-ink); background: white; border-radius: 6px; font: 900 10px/1 var(--font-sans); }

/* Signature: clinical typography meets the clear geometry of AI. */
.hero { overflow: hidden; color: white; background: var(--navy-950); }
.hero-inner { display: grid; grid-template-columns: .92fr 1.08fr; gap: 24px 38px; align-items: stretch; padding-block: 28px 0; }
.hero-copy { min-width: 0; }
.hero h1 { margin: 0; }
.hero-audience { display: block; color: #e9edf2; font-size: 17px; font-weight: 600; letter-spacing: .08em; }
.hero-category { display: flex; align-items: baseline; gap: 17px; margin: 9px 0 15px; font-size: clamp(82px, 7.6vw, 108px); font-weight: 750; line-height: 1.14; letter-spacing: -.035em; white-space: nowrap; }
.hero-category > span:first-child { font-family: var(--font-serif); font-weight: 800; }
.hero-category .hero-times { align-self: center; color: var(--gold-300); font: 300 .46em/1 var(--font-sans); }
.hero-category .hero-ai { color: var(--gold-300); font-family: Arial, sans-serif; font-size: 1.17em; font-weight: 700; letter-spacing: -.055em; }
.hero-service { display: block; font-size: clamp(21px, 2.1vw, 28px); font-weight: 700; letter-spacing: .025em; }
.hero-benefit { margin: 24px 0 14px; font-size: 26px; font-weight: 700; line-height: 1.65; letter-spacing: .015em; }
.hero-benefit em { color: var(--gold-300); }
.hero-lead { margin: 0; color: #c7d0de; font-size: 14px; line-height: 1.9; }
.hero-offer { width: min(100%, 455px); margin-top: 25px; }
.hero-offer-label { display: flex; align-items: center; gap: 9px; margin: 0 0 10px; color: #f1e3c8; font-size: 12px; }
.hero-offer-label > span { padding: 1px 7px; border: 1px solid #ddbd8670; font-size: 11px; }
.hero-offer .button { width: 100%; min-width: 0; }
.cta-reassurance { margin: 9px 0 0; color: #bcc7d7; font-size: 11px; text-align: center; }
.hero-more { display: inline-flex; align-items: center; gap: 27px; min-height: 44px; margin-top: 5px; color: #d7e0ed; font-size: 12px; }
.hero-more span { color: var(--gold-300); }
.hero-visual { display: flex; flex-direction: column; position: relative; min-width: 0; min-height: 540px; margin: 0; overflow: hidden; background: var(--navy-900); border: 1px solid #ffffff26; }
.hero-photo { position: relative; flex: 1; min-height: 0; }
.hero-photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 44%; }
.automation-map { flex: 0 0 auto; padding: 18px; background: var(--navy-900); }
.automation-map-title { margin: 0 0 13px; color: #f0dfc0; font-size: 13px; font-weight: 600; letter-spacing: .035em; }
.automation-map ul { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 1px; padding: 0; margin: 0; list-style: none; background: #ffffff24; border: 1px solid #ffffff24; }
.automation-map li { grid-column: span 2; min-width: 0; display: flex; flex-direction: column; justify-content: center; gap: 4px; padding: 13px 10px; background: var(--navy-900); }
.automation-map .research-domain { grid-column: span 3; }
.automation-map strong { color: white; font-size: 13px; font-weight: 600; line-height: 1.5; }
.automation-map li span { color: #c5d0df; font-size: 10px; line-height: 1.5; }
.hero-proof { grid-column: 1 / -1; display: flex; align-items: center; gap: 18px; padding-block: 18px; border-top: 1px solid #ffffff22; }
.proof-mark { flex: 0 0 auto; color: var(--gold-300); font: 300 40px/1 var(--font-sans); }
.hero-proof p { margin: 0; color: #c7d0de; font-size: 14px; }
.hero-proof strong { color: white; font-weight: 600; }
.hero-proof a { display: inline-flex; align-items: center; gap: 20px; min-height: 44px; margin-left: auto; color: var(--gold-300); font-size: 12px; white-space: nowrap; }
.hero-scope { border-top: 1px solid #ffffff22; }
.hero-scope > div { min-height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.hero-scope > div > span { flex-shrink: 0; color: var(--gold-300); font-size: 12px; }
.hero-scope p { margin: 0; color: #c7d0de; font-size: 12px; }
.automation-details { display: grid; grid-template-columns: 1fr 1fr; margin-top: 32px; padding-top: 28px; border-top: 1px solid var(--border); gap: 40px; }
.automation-details .section-label { margin-bottom: 8px; }
.automation-details h3 { margin: 0 0 12px; color: var(--navy-900); font-size: 21px; line-height: 1.5; }
.automation-details article > p:not(.section-label) { margin: 0; color: var(--text-secondary); font-size: 14px; }
.automation-details a { display: inline-flex; align-items: center; gap: 14px; min-height: 44px; color: var(--gold-700); font-size: 13px; font-weight: 600; }
.research-automation { margin-top: 40px; padding: 32px; border: 1px solid var(--border); background: var(--paper); }
.research-automation h3 { margin: 0 0 18px; color: var(--navy-900); font-size: clamp(23px, 2.4vw, 30px); line-height: 1.6; }
.research-automation h3 em { color: var(--gold-700); }
.research-intro { margin: 0; color: var(--text-secondary); font-size: 14px; }
.research-process { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); list-style: none; margin: 28px 0 20px; padding: 0; border-block: 1px solid var(--border); }
.research-process li { min-width: 0; padding: 22px 18px; }
.research-process li + li { border-left: 1px solid var(--border); }
.research-process li > span { color: var(--gold-700); font: 500 14px/1.5 var(--font-sans); }
.research-process h4 { margin: 10px 0 8px; color: var(--navy-900); font-size: 16px; }
.research-process p { margin: 0; color: var(--text-secondary); font-size: 13px; }
.research-note { margin: 0; color: var(--text-secondary); font-size: 12px; }

.section { padding-block: 96px; }
.section-heading { margin: 0 auto 42px; text-align: center; }
.section-label { margin: 0 0 16px; color: var(--gold-700); font-size: 12px; font-weight: 700; letter-spacing: .1em; }
.section-heading h2, .trust-copy h2, .offer-copy h2, .faq-intro h2 { margin: 0; color: var(--navy-900); font-size: clamp(28px, 3vw, 39px); font-weight: 700; line-height: 1.6; letter-spacing: -.025em; }
.section-heading h2 em, .trust-copy h2 em, .offer-copy h2 em { color: var(--gold-700); }
.section-heading > p:last-child { max-width: 760px; margin: 22px auto 0; color: var(--text-secondary); font-size: 15px; }
.problems { background: white; }
.problem-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.problem-card { min-width: 0; padding: 27px 24px 30px; background: var(--paper); border: 1px solid var(--border); }
.problem-image { margin: 18px -24px 22px; overflow: hidden; }
.problem-image img { width: 100%; height: auto; aspect-ratio: 3/2; object-fit: cover; }
.task-label { display: block; color: var(--gold-700); font-size: 12px; font-weight: 700; }
.problem-card .task-before { margin: 22px 0 0; color: var(--text-muted); font-size: 13px; }
.task-arrow { display: block; margin: 10px 0; color: var(--gold-700); font-size: 22px; line-height: 1; }
.problem-card h3 { margin: 17px 0 13px; color: var(--navy-900); font-size: 20px; line-height: 1.6; }
.problem-card p { margin: 0; color: var(--text-secondary); font-size: 13px; line-height: 1.9; }
.support-promise { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 12px; padding-top: 31px; }
.support-promise p { flex: 1 1 100%; margin: 0 0 8px; color: var(--navy-900); font-size: 19px; text-align: center; }
.support-promise > span { font-size: 13px; }
.support-promise > b { color: var(--gold-700); font-weight: 400; }

.trust { background: var(--surface-warm); }
.trust-layout { display: grid; grid-template-columns: .94fr 1.06fr; gap: 72px; align-items: center; }
.trust-photos { min-width: 0; display: grid; gap: 26px; }
.clinic-photo { position: relative; margin: 0; }
.clinic-photo img { width: 100%; height: auto; aspect-ratio: 3/2; object-fit: cover; }
.profile-photo { display: flex; align-items: center; gap: 22px; margin: 0; padding: 6px 0; }
.profile-photo img { flex: 0 0 112px; width: 112px; height: 112px; aspect-ratio: 1; object-fit: cover; object-position: center; border-radius: 50%; border: 4px solid white; box-shadow: 0 0 0 1px var(--border); }
.profile-photo figcaption { min-width: 0; display: grid; gap: 3px; }
.profile-photo strong { color: var(--navy-900); font: 700 23px/1.5 var(--font-serif); letter-spacing: .06em; }
.profile-photo span { color: var(--text-muted); font-size: 11px; }
.profile-photo p { margin: 5px 0 0; color: var(--text-secondary); font-size: 12px; line-height: 1.8; }
.trust-copy > p:not(.section-label) { margin: 22px 0 0; color: var(--text-secondary); font-size: 15px; }
.trust-points { margin: 27px 0 24px; padding: 0; list-style: none; border-top: 1px solid #cdd0cb; }
.trust-points li { position: relative; padding: 14px 0 14px 25px; border-bottom: 1px solid #cdd0cb; }
.trust-points li::before { content: "✓"; position: absolute; left: 0; color: var(--gold-700); }
.trust-points strong { color: var(--navy-900); font-size: 15px; }
.trust-points p { margin: 3px 0 0; color: var(--text-secondary); font-size: 12px; }
.text-link { display: inline-flex; align-items: center; gap: 12px; min-height: 44px; color: var(--navy-700); font-size: 12px; text-decoration: underline; text-underline-offset: 5px; }

.cases { background: white; }
.case-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.case-card { border: 1px solid var(--border); background: var(--paper); transition: border-color .2s; }
.case-card:hover { border-color: var(--gold-700); }
.case-card a { height: 100%; display: flex; flex-direction: column; }
.case-image { position: relative; flex: 0 0 auto; min-width: 0; overflow: hidden; }
.case-image img { width: 100%; height: auto; aspect-ratio: 3/2; object-fit: cover; }
.case-body { flex: 1; display: flex; flex-direction: column; align-items: start; padding: 28px 32px; }
.case-body > small { color: var(--gold-700); font-size: 11px; font-weight: 700; }
.case-body h3 { margin: 12px 0; color: var(--navy-900); font-size: 20px; line-height: 1.55; }
.case-body p { margin: 0; color: var(--text-secondary); font-size: 13px; }
.case-process { display: flex; width: 100%; justify-content: flex-start; flex-wrap: wrap; gap: 12px; margin-top: auto; padding-block: 14px; border-bottom: 1px solid var(--border); color: var(--navy-900); font-size: 11px; font-weight: 700; }
.case-process span { color: var(--gold-700); }
.case-body b { display: inline-block; margin-top: 15px; color: var(--navy-700); font-size: 11px; }
.case-body b span { margin-left: 15px; }
.case-next { margin-top: 38px; text-align: center; }
.case-next p { margin: 0; color: var(--text-secondary); font-size: 13px; }
.case-next a { display: inline-flex; gap: 22px; align-items: center; min-height: 48px; color: var(--navy-900); font-size: 14px; font-weight: 700; text-decoration: underline; text-underline-offset: 6px; }

.report-offer { background: #eaece4; border-block: 1px solid #d4d8cc; }
.offer-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; align-items: center; }
.report-visual { position: relative; min-height: 470px; perspective: 1200px; }
.report-shadow { position: absolute; left: 10%; right: 0; bottom: 18px; height: 30px; background: #0d1b3138; filter: blur(20px); }
.report-cover { position: absolute; inset: 0 4% 38px; display: flex; flex-direction: column; justify-content: center; padding: 40px 34px; color: white; background: var(--navy-900); border-left: 8px solid #0a1c38; box-shadow: 14px 18px 0 -8px #ced0c7, 14px 25px 45px #0d1b3130; transform: rotate(-4deg); }
.report-cover::after { content: ""; position: absolute; inset: 14px; border: 1px solid #ddbd8650; pointer-events: none; }
.report-brand { position: absolute; top: 37px; font: 10px/1 Georgia, serif; letter-spacing: .12em; }
.report-tag { color: var(--gold-300); font-size: 11px; font-weight: 700; letter-spacing: .08em; }
.report-cover strong { margin: 22px 0 18px; font: 700 33px/1.65 var(--font-serif); }
.report-cover p { margin: 0; color: #c7d0de; font-size: 12px; }
.report-line { width: 45px; height: 2px; margin: 23px 0 18px; background: var(--gold-300); }
.report-cover > small { color: var(--gold-300); font-size: 9px; letter-spacing: .2em; }
.offer-copy > p:not(.section-label):not(.offer-note) { margin: 20px 0; color: var(--text-secondary); font-size: 14px; }
.report-preview { margin-block: 24px; padding: 20px 22px; background: #ffffff9c; border-left: 3px solid var(--gold-700); }
.report-preview > p { margin: 0 0 12px; color: var(--navy-900); font-size: 12px; font-weight: 700; }
.report-preview dl { display: grid; gap: 10px; margin: 0; }
.report-preview dl > div { display: grid; grid-template-columns: 145px 1fr; gap: 8px; }
.report-preview dt { color: var(--navy-900); font-size: 12px; font-weight: 700; }
.report-preview dd { margin: 0; color: var(--text-secondary); font-size: 12px; }
.offer-copy > .report-invitation { color: var(--navy-900); font-weight: 600; }
.offer-copy .button { width: 100%; }
.receive-steps { display: flex; flex-wrap: wrap; justify-content: center; gap: 7px; padding: 0; margin: 14px 0 0; list-style: none; font-size: 11px; }
.receive-steps li + li::before { content: "→"; margin-right: 7px; color: var(--gold-700); }
.offer-note { margin: 9px 0 0; color: var(--text-muted); font-size: 11px; text-align: center; }

.flow { background: var(--paper); }
.flow-grid { display: grid; grid-template-columns: repeat(4, 1fr); margin: 0; padding: 0; list-style: none; border: 1px solid var(--border); }
.flow-card { padding: 28px 24px; background: white; }
.flow-card + .flow-card { border-left: 1px solid var(--border); }
.flow-card > span { color: var(--gold-700); font: 700 10px/1 Arial, sans-serif; letter-spacing: .1em; }
.flow-card h3 { margin: 22px 0 5px; color: var(--navy-900); font-size: 21px; }
.flow-card strong { color: var(--gold-700); font-size: 12px; }
.flow-card p { margin: 16px 0 0; color: var(--text-secondary); font-size: 13px; }
.flow-cta { display: flex; align-items: center; justify-content: space-between; gap: 28px; padding: 26px 28px; color: white; background: var(--navy-900); }
.flow-cta strong { font-size: 18px; }
.flow-cta p { margin: 5px 0 0; color: #c7d0de; font-size: 12px; }
.flow-cta .button { flex: 0 0 auto; color: var(--navy-900); background: white; font-size: 13px; }
.faq { background: white; }
.faq-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 65px; align-items: start; }
.faq-intro > p:last-child { color: var(--text-secondary); font-size: 14px; }
.faq-list { border-top: 1px solid var(--border); }
.faq-list details { border-bottom: 1px solid var(--border); }
.faq-list summary { position: relative; padding: 23px 40px 23px 4px; color: var(--navy-900); cursor: pointer; font-size: 16px; font-weight: 700; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; top: 22px; right: 7px; color: var(--gold-700); font: 300 23px/1 var(--font-sans); }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { margin: 0; padding: 0 38px 23px 4px; color: var(--text-secondary); font-size: 14px; }
.final-cta { padding-block: 90px; color: white; background: var(--navy-950); text-align: center; }
.final-inner { max-width: 820px; }
.final-mark svg { width: 42px; height: 42px; margin: 0 auto 24px; }
.final-inner .section-label { color: var(--gold-300); }
.final-inner h2 { margin: 0; font-size: clamp(28px, 3.3vw, 43px); font-weight: 700; line-height: 1.6; }
.final-inner > p:not(.section-label):not(.final-note) { margin: 23px auto 29px; color: #c7d0de; font-size: 15px; }
.final-actions { display: flex; flex-direction: column; align-items: center; gap: 18px; }
.final-actions .button { min-width: 445px; }
.final-consultation { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; color: #dde5f0; font-size: 13px; text-decoration: underline; text-underline-offset: 5px; }
.final-note { margin: 12px 0 0; color: #bdc8d8; font-size: 11px; }
.site-footer { padding: 42px 0 24px; color: #b3bfce; background: #081426; }
.footer-grid { display: flex; justify-content: space-between; gap: 30px; }
.footer-grid > div > p { margin: 13px 0 0; font-size: 11px; }
.footer-links { display: flex; align-items: start; gap: 22px; flex-wrap: wrap; font-size: 11px; }
.footer-links a { min-height: 40px; display: inline-flex; align-items: center; }
.footer-links a:hover { color: white; }
.tracking-disclosure { margin-top: 26px; color: #a5b2c3; font-size: 10px; line-height: 1.9; }
.tracking-disclosure a { text-decoration: underline; text-underline-offset: 3px; }
.footer-bottom { display: flex; justify-content: space-between; margin-top: 25px; padding-top: 18px; border-top: 1px solid #ffffff22; font-size: 10px; }
.mobile-sticky { display: none; }
.noscript-note { padding: 12px; color: white; background: var(--navy-900); text-align: center; font-size: 12px; }
.reveal { opacity: 1; transform: none; }
.js .reveal { opacity: 0; transform: translateY(12px); transition: opacity .4s ease, transform .4s ease; }
.js .reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 1040px) {
  .hero-inner { gap: 24px 30px; grid-template-columns: 1fr 1fr; }
  .hero-category { font-size: 82px; gap: 12px; }
  .hero-benefit { font-size: 22px; }
  .hero-proof p { font-size: 13px; }
  .trust-layout, .offer-layout { gap: 44px; }
  .case-body { padding: 20px; }
  .case-body h3 { font-size: 18px; }
  .report-preview dl > div { grid-template-columns: 1fr; gap: 0; }
  .flow-card { padding: 24px 19px; }
}
@media (max-width: 860px) {
  .header-inner { grid-template-columns: 1fr auto; }
  .header-nav { display: none; }
  .hero-inner { max-width: 680px; gap: 16px; grid-template-columns: 1fr; padding-block: 28px 0; }
  .hero-copy { display: contents; }
  .hero h1 { grid-row: 1; }
  .hero-category { font-size: 103px; }
  .hero-visual { grid-row: 2; min-height: 0; height: 435px; }
  .hero-photo img { object-position: center 44%; }
  .hero-benefit { grid-row: 3; margin: 0; }
  .hero-offer { grid-row: 4; width: 100%; max-width: 500px; margin: 0; }
  .hero-lead { grid-row: 5; }
  .hero-more { grid-row: 6; justify-self: start; margin: -8px 0 0; }
  .hero-proof { grid-row: 7; gap: 12px; }
  .hero-scope > div { flex-direction: column; align-items: center; justify-content: center; gap: 9px; padding-block: 17px; }
  .hero-scope p { text-align: center; }
  .section { padding-block: 76px; }
  .problem-grid { gap: 14px; }
  .problem-card { padding: 24px 18px; }
  .problem-image { margin-inline: -18px; }
  .problem-card h3 { font-size: 17px; }
  .trust-layout { grid-template-columns: 1fr; gap: 34px; }
  .trust-copy { grid-row: 1; }
  .trust-photos { width: min(540px, 100%); margin-inline: auto; }
  .case-body { padding: 24px; }
  .case-body h3 { font-size: 20px; }
  .offer-layout { grid-template-columns: .7fr 1.3fr; gap: 30px; }
  .report-cover { padding-inline: 25px; }
  .report-cover strong { font-size: 27px; }
  .report-brand { font-size: 8px; }
  .flow-grid { grid-template-columns: repeat(2, 1fr); }
  .flow-card:nth-child(3) { border-left: 0; }
  .flow-card:nth-child(n+3) { border-top: 1px solid var(--border); }
  .flow-cta { flex-direction: column; align-items: start; gap: 20px; }
  .faq-layout { grid-template-columns: 1fr; gap: 24px; }
  .footer-grid { flex-direction: column; gap: 20px; }
}
@media (max-width: 640px) {
  body { padding-bottom: calc(74px + env(safe-area-inset-bottom)); }
  .container { width: calc(100% - 36px); }
  .header-inner { min-height: 63px; }
  .brand strong { font-size: 12px; }
  .brand small { font-size: 8px; }
  .brand-mark { width: 33px; height: 33px; }
  .header-inner > .button { display: none; }
  .hero-inner { padding-top: 10px; gap: 8px; }
  .hero-audience { font-size: 14px; line-height: 1.6; letter-spacing: .07em; }
  .hero-category { gap: 13px; margin: 0 0 3px; font-size: clamp(63px, 18vw, 100px); }
  .hero-service { font-size: clamp(18px, 5vw, 26px); line-height: 1.6; letter-spacing: .015em; }
  .hero-visual { height: clamp(260px, 68vw, 360px); }
  .automation-map { padding: 0; }
  .automation-map-title { display: none; }
  .automation-map ul { border: 0; }
  .automation-map li { gap: 2px; padding: 7px 6px; }
  .automation-map strong { font-size: 10px; }
  .automation-map li span { display: none; }
  .hero-benefit { margin: 0; font-size: 21px; line-height: 1.4; letter-spacing: 0; }
  .hero-lead { font-size: 13px; line-height: 1.85; }
  .desktop-break { display: none; }
  .hero-offer { margin-top: 0; }
  .hero-offer-label { margin-bottom: 6px; font-size: 11px; gap: 7px; }
  .hero-offer-label > span { font-size: 10px; }
  .button-line { width: 100%; min-width: 0; gap: 10px; }
  .button-large { min-height: 66px; padding: 14px 12px; }
  .button-line strong { font-size: 13px; }
  .button-line small { font-size: 10px; }
  .line-badge { flex-basis: 34px; font-size: 9px; }
  .button-line svg { flex-basis: 16px; width: 16px; }
  .cta-reassurance { font-size: 10px; }
  .hero-more { font-size: 11px; }
  .hero-proof { flex-wrap: wrap; gap: 0 10px; padding-block: 16px; }
  .proof-mark { font-size: 27px; }
  .hero-proof p { font-size: 11px; }
  .hero-proof strong { display: block; font-size: 12px; }
  .hero-proof a { min-height: 40px; margin-left: 37px; font-size: 11px; }
  .hero-scope > div > span { font-size: 11px; }
  .hero-scope p { font-size: 11px; text-align: left; }
  .automation-details { grid-template-columns: 1fr; gap: 25px; margin-top: 26px; }
  .automation-details article + article { border-top: 1px solid var(--border); padding-top: 24px; }
  .automation-details h3 { font-size: 19px; }
  .research-automation { margin-top: 28px; padding: 24px 18px; }
  .research-automation h3 { font-size: clamp(18px, 5.5vw, 21px); }
  .research-automation h3 em span { display: block; }
  .research-process { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 22px; }
  .research-process li { padding: 18px 10px; }
  .research-process li:nth-child(3) { border-left: 0; }
  .research-process li:nth-child(n+3) { border-top: 1px solid var(--border); }
  .research-process h4 { font-size: 13px; }
  .research-process p { font-size: 11px; }
  .research-note { font-size: 11px; }
  .section { padding-block: 62px; }
  .section-heading { margin-bottom: 30px; text-align: left; }
  .section-label { margin-bottom: 13px; font-size: 11px; letter-spacing: .04em; }
  .section-heading h2, .trust-copy h2, .offer-copy h2, .faq-intro h2 { font-size: 27px; line-height: 1.55; }
  .section-heading > p:last-child { margin-top: 19px; font-size: 14px; }
  .mobile-only { display: initial; }
  .problem-grid { grid-template-columns: 1fr; gap: 22px; }
  .problem-card { padding: 25px; }
  .problem-image { margin-inline: -25px; }
  .problem-card .task-before { margin-top: 14px; }
  .task-arrow { margin: 10px 0; }
  .problem-card h3 { margin: 14px 0 12px; font-size: 21px; }
  .support-promise { gap: 8px; padding-top: 24px; }
  .support-promise p { font-size: 17px; line-height: 1.7; }
  .support-promise > span { font-size: 11px; }
  .trust-copy > p:not(.section-label) { font-size: 14px; }
  .trust-photos { gap: 21px; }
  .profile-photo { gap: 16px; }
  .profile-photo img { flex-basis: 88px; width: 88px; height: 88px; }
  .profile-photo span { font-size: 10px; }
  .profile-photo strong { font-size: 21px; }
  .profile-photo p { font-size: 11px; }
  .case-grid { grid-template-columns: 1fr; gap: 22px; }
  .case-body { padding: 24px; }
  .case-body h3 { font-size: 21px; }
  .case-process { justify-content: flex-start; gap: 10px; font-size: 11px; }
  .case-next { margin-top: 26px; }
  .case-next p { font-size: 12px; }
  .offer-layout { grid-template-columns: 1fr; gap: 31px; }
  .offer-copy { grid-row: 1; }
  .offer-copy > p:not(.section-label):not(.offer-note) { font-size: 14px; }
  .report-preview { padding: 17px 19px; }
  .report-preview dl { gap: 11px; }
  .receive-steps { font-size: 10px; }
  .offer-note { font-size: 10px; }
  .report-visual { width: 235px; min-height: 315px; margin-inline: auto; }
  .report-cover { inset: 0 3% 28px; padding: 30px 28px; }
  .report-brand { top: 28px; font-size: 8px; }
  .report-tag { margin-top: 26px; font-size: 8px; }
  .report-cover strong { margin: 14px 0 11px; font-size: 23px; }
  .report-cover p { font-size: 9px; }
  .report-line { margin: 14px 0 12px; }
  .report-cover > small { font-size: 8px; }
  .flow-grid { grid-template-columns: 1fr; }
  .flow-card { padding: 24px; }
  .flow-card + .flow-card { border-left: 0; border-top: 1px solid var(--border); }
  .flow-card h3 { margin-top: 17px; }
  .flow-card p { margin-top: 12px; }
  .flow-cta { padding: 25px 22px; }
  .flow-cta strong { font-size: 16px; }
  .flow-cta .button { width: 100%; font-size: 12px; padding-inline: 13px; }
  .faq-list summary { padding: 21px 35px 21px 0; font-size: 15px; }
  .faq-list details p { padding: 0 26px 21px 0; font-size: 13px; }
  .final-cta { padding-block: 66px; }
  .final-inner h2 { font-size: 28px; }
  .final-inner > p:not(.section-label):not(.final-note) { font-size: 14px; }
  .final-actions .button { min-width: 0; }
  .final-consultation { font-size: 12px; }
  .final-note { font-size: 10px; }
  .footer-links { gap: 0 16px; font-size: 10px; }
  .mobile-sticky { position: fixed; z-index: 120; inset: auto 0 0; display: block; padding: 9px 14px calc(9px + env(safe-area-inset-bottom)); background: white; border-top: 1px solid var(--border); transition: transform .2s ease; }
  .mobile-sticky.is-hidden { visibility: hidden; transform: translateY(110%); }
  .mobile-sticky a { min-height: 52px; display: flex; align-items: center; justify-content: center; gap: 10px; padding: 10px; color: var(--navy-950); background: var(--gold-300); border-radius: 5px; font-size: 14px; font-weight: 700; }
  .mobile-sticky span { padding: 4px 6px; color: white; background: var(--navy-900); border-radius: 4px; font-size: 9px; }
}
@media (max-width: 360px) {
  .container { width: calc(100% - 30px); }
  .hero-audience { font-size: 13px; }
  .hero-category { gap: 10px; font-size: 63px; }
  .hero-service { font-size: 18px; letter-spacing: 0; }
  .hero-benefit { font-size: 19px; }
  .automation-map li { padding-inline: 4px; }
  .automation-map strong { font-size: 9px; }
  .automation-map li span { font-size: 8px; }
  .hero-lead { font-size: 12px; }
  .hero-offer-label { font-size: 10px; }
  .button-line { gap: 8px; padding-inline: 9px; }
  .button-line strong { font-size: 12px; }
  .button-line small { font-size: 9px; }
  .line-badge { flex-basis: 29px; }
  .section-heading h2, .trust-copy h2, .offer-copy h2 { font-size: 24px; }
  .final-inner h2 { font-size: 25px; }
  .case-process { font-size: 10px; }
}
/* 資料請求フォーム: CTAはすべてこのダイアログを開く。登録のあと公式LINEへ進ませる */
.button-gold { color: var(--navy-950); background: var(--gold-300); }
.button-gold:hover { background: #e8cf9f; }
.button-gold .line-badge { color: white; background: var(--navy-900); }
.lead-dialog { position: fixed; z-index: 300; inset: 0; display: grid; place-items: center; padding: 16px; overflow-y: auto; background: #0d1b31e6; }
.lead-dialog[hidden], .lead-dialog [hidden] { display: none; }
.lead-dialog-open { overflow: hidden; }
.lead-dialog-panel { position: relative; width: min(100%, 480px); padding: 26px 22px 22px; color: var(--text); background: white; border-radius: 8px; }
.lead-dialog-panel h2 { margin: 12px 0 16px; color: var(--navy-900); font: 700 21px/1.5 var(--font-serif); }
.lead-dialog-x { position: absolute; top: 6px; right: 6px; width: 44px; height: 44px; color: var(--text-muted); background: none; border: 0; font-size: 24px; line-height: 1; cursor: pointer; }
.lead-form { display: grid; gap: 12px; }
.lead-steps { display: flex; flex-wrap: wrap; gap: 7px; padding: 0; margin: 0; list-style: none; color: var(--text-muted); font-size: 11px; font-weight: 700; counter-reset: lead-step; }
.lead-steps li { counter-increment: lead-step; }
.lead-steps li::before { content: "STEP " counter(lead-step) "　"; color: var(--gold-700); letter-spacing: .06em; }
.lead-steps li + li { padding-left: 14px; border-left: 1px solid var(--border); }
.lead-steps .is-current { color: var(--navy-900); }
.lead-steps .is-done::after { content: "　済"; color: var(--gold-700); }
.lead-field { display: grid; gap: 5px; font-size: 12px; font-weight: 700; }
.lead-field > span { display: flex; align-items: center; gap: 8px; }
.lead-field em, .lead-field i { padding: 1px 6px; border-radius: 3px; font-size: 10px; font-style: normal; font-weight: 700; line-height: 1.6; }
.lead-field em { color: white; background: var(--navy-900); }
.lead-field i { color: var(--text-muted); background: var(--surface-warm); }
.lead-field input, .lead-field select { width: 100%; min-height: 46px; padding: 9px 12px; color: var(--text); background: white; border: 1px solid #b9bfc7; border-radius: 5px; font-size: 16px; font-weight: 400; }
.lead-field input:focus-visible, .lead-field select:focus-visible { outline-offset: 1px; border-color: var(--navy-700); }
.lead-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.lead-error { margin: 0; padding: 9px 12px; color: #8a1c1c; background: #fdf0ee; border-radius: 4px; font-size: 12px; font-weight: 700; line-height: 1.6; }
.lead-submit { width: 100%; min-width: 0; }
.lead-submit:disabled { opacity: .6; cursor: progress; transform: none; }
.lead-done { display: grid; justify-items: center; gap: 14px; text-align: center; }
.lead-done h2 { margin: 4px 0 0; }
.lead-done p { margin: 0; color: var(--text-secondary); font-size: 14px; }
.lead-note { margin: -6px 0 14px; padding: 9px 12px; color: var(--navy-900); background: #faf4e6; border-left: 3px solid var(--gold-300); font-size: 12px; font-weight: 700; line-height: 1.7; }
.lead-done p[data-lead-done-text] { width: 100%; padding: 12px 14px; color: var(--navy-900); background: #faf4e6; border-left: 3px solid var(--gold-300); text-align: left; line-height: 1.8; }
.lead-done p strong { display: block; margin-top: 4px; font-size: 16px; }
.lead-done .button { width: 100%; min-width: 0; }
.lead-done-close { min-height: 44px; padding: 8px 18px; color: var(--text-muted); background: none; border: 0; font-size: 12px; text-decoration: underline; text-underline-offset: 4px; cursor: pointer; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .reveal, .js .reveal { opacity: 1; transform: none; }
}
@media print {
  .site-header, .mobile-sticky, .lead-dialog, .button, .hero-visual, .hero-proof, .hero-scope, .site-footer { display: none !important; }
  body { padding: 0; }
  .hero { color: black; background: white; }
  .hero-inner { display: block; padding: 30px 0; }
  .hero span, .hero p, .hero a { color: black; }
  .section, .final-cta { padding-block: 30px; break-inside: avoid; }
  .reveal, .js .reveal { opacity: 1; transform: none; }
}

/* 解説動画（2026-09-21） */
.video { background: #f7f4ee; }
.yt-lite { position: relative; max-width: 880px; margin: 0 auto; aspect-ratio: 16 / 9; border-radius: 14px; overflow: hidden; cursor: pointer; background: var(--navy-950); box-shadow: 0 14px 34px rgba(13, 27, 49, .22); }
.yt-lite img { display: block; width: 100%; height: 100%; object-fit: cover; }
.yt-lite .yt-play { position: absolute; left: 50%; top: 50%; width: 84px; height: 58px; margin: -29px 0 0 -42px; border: 0; border-radius: 16px; background: rgba(220, 0, 0, .92); cursor: pointer; box-shadow: 0 6px 18px rgba(0, 0, 0, .35); }
.yt-lite .yt-play::before { content: ""; position: absolute; left: 34px; top: 17px; border-style: solid; border-width: 12px 0 12px 20px; border-color: transparent transparent transparent #fff; }
.yt-lite:hover .yt-play { background: #e00; }
.yt-lite iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.yt-lite.playing img, .yt-lite.playing .yt-play { visibility: hidden; }
.video-channel { margin: 18px 0 0; text-align: center; }
.video-channel a { color: var(--navy-700); font-weight: 700; text-decoration: underline; text-underline-offset: 4px; }
@media (max-width: 640px) { .yt-lite { border-radius: 10px; } .yt-lite .yt-play { width: 68px; height: 48px; margin: -24px 0 0 -34px; } .yt-lite .yt-play::before { left: 27px; top: 14px; border-width: 10px 0 10px 17px; } }