:root {
  --navy: #0b1f35;
  --blue: #0a78a8;
  --cream: #f6f3ed;
  --white: #ffffff;
  --coral: #ff5a4f;
  --ink: #132238;
  --muted: rgba(19, 34, 56, .68);
  --line: rgba(11, 31, 53, .14);
  --shadow: 0 18px 60px rgba(11, 31, 53, .13);
  --radius: 24px;
  --max: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--cream);
  font-family: "Hiragino Sans", "Yu Gothic", "Noto Sans JP", system-ui, sans-serif;
  line-height: 1.85;
  letter-spacing: .025em;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.35; letter-spacing: -.025em; }
mark { color: inherit; background: linear-gradient(transparent 65%, rgba(255,90,79,.28) 0); }

.skip-link {
  position: fixed; left: 12px; top: -80px; z-index: 100;
  padding: 10px 16px; background: var(--white); border-radius: 8px;
}
.skip-link:focus { top: 12px; }
.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;
}

.hero {
  overflow: hidden; color: var(--white); background: var(--navy);
}
.hero-stage { position: relative; overflow: hidden; background: #8bcce5; }
.hero-stage::after {
  content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background: linear-gradient(90deg, rgba(11,31,53,.98) 0%, rgba(11,31,53,.92) 32%, rgba(11,31,53,.55) 46%, rgba(11,31,53,.08) 62%, transparent 72%);
}
.hero-visual {
  width: 100%; height: auto; min-height: 520px; aspect-ratio: 3 / 2;
  display: flex; justify-content: center; background: #8bcce5;
}
.hero-visual img { width: 100%; height: 100%; object-fit: contain; object-position: center; }
.hero-copy {
  position: absolute; z-index: 2; top: clamp(28px, 3.5vw, 54px);
  left: max(24px, calc((100vw - var(--max)) / 2)); width: min(570px, 46vw);
  text-shadow: 0 4px 22px rgba(11,31,53,.48);
}
.eyebrow, .section-label {
  display: inline-flex; align-items: center; gap: 9px; margin-bottom: 18px;
  font-weight: 900; font-size: 13px; letter-spacing: .14em;
  text-transform: uppercase;
}
.eyebrow::before, .section-label::before { content: ""; width: 30px; height: 2px; background: currentColor; }
.hero-heading .eyebrow { font-size: 15px; }
.hero-heading h1 { margin: 0 0 34px; line-height: .98; letter-spacing: -.065em; }
.hero-heading h1 span { display: block; font-size: clamp(45px, 4.7vw, 66px); }
.hero-heading h1 em {
  display: block; margin-top: .1em; color: var(--coral); font-style: normal;
  font-size: clamp(53px, 5.6vw, 78px); white-space: nowrap;
}
.hero-rest { margin-bottom: 10px; font-size: clamp(25px, 2.5vw, 34px); font-weight: 900; line-height: 1.35; }
.hero-lead { margin-bottom: 15px; font-size: clamp(14px, 1.25vw, 17px); font-weight: 700; line-height: 1.75; max-width: 560px; }
.badges { display: flex; flex-wrap: wrap; gap: 7px; margin: 0 0 14px; }
.badge {
  border: 1px solid rgba(255,255,255,.45); background: rgba(11,31,53,.48);
  border-radius: 999px; padding: 6px 13px; font-weight: 900; font-size: 13px;
  backdrop-filter: blur(8px);
}
.cta-button {
  display: inline-flex; align-items: center; justify-content: center; gap: 16px;
  width: min(100%, 510px); min-height: 72px; padding: 16px 22px;
  text-decoration: none; color: var(--white); background: var(--coral);
  border-radius: 14px; font-weight: 900; font-size: clamp(15px, 1.5vw, 18px);
  box-shadow: 0 14px 38px rgba(255,90,79,.34); transition: transform .2s, box-shadow .2s;
}
.cta-button::after { content: "→"; font-size: 24px; }
.cta-button:hover { transform: translateY(-2px); box-shadow: 0 18px 44px rgba(255,90,79,.4); }
.hero .cta-button { min-height: 64px; padding: 13px 20px; }
.cta-note { margin: 10px 0 0; font-size: 12px; opacity: .82; }
.guarantee-line { margin: 0 0 14px; font-size: 14px; font-weight: 900; color: var(--white); }
.guarantee-line strong { color: var(--coral); font-size: 1.18em; }

.section { padding: 100px 20px; }
.section-inner { width: min(var(--max), 100%); margin: 0 auto; }
.narrow { width: min(820px, 100%); }
.section-label { color: var(--blue); }
.section h2 {
  margin-bottom: 28px; font-size: clamp(30px, 4vw, 52px); text-wrap: balance;
}
.section-intro { max-width: 760px; font-size: 18px; color: var(--muted); }
.center { text-align: center; margin-left: auto; margin-right: auto; }

.pain-intro { background: var(--white); text-align: center; padding: 70px 20px; }
.pain-intro p { color: var(--muted); margin-bottom: 12px; }
.pain-intro h2 { margin: 0; font-size: clamp(29px, 4vw, 48px); }

.manga-section { background: var(--cream); }
.manga-section.dark { color: var(--white); background: var(--navy); }
.manga-stack { width: min(690px, 100%); margin: 46px auto 0; display: grid; gap: 28px; }
.manga-stack figure { margin: 0; border-radius: 8px; overflow: hidden; box-shadow: var(--shadow); background: var(--white); }
.manga-stack img { width: 100%; }
.manga-bridge {
  margin: 50px auto 0; padding: clamp(30px, 5vw, 54px); width: min(850px, 100%);
  border: 0; border-radius: 4px 34px 4px 34px; color: var(--white);
  background: linear-gradient(135deg, #081728 0%, var(--navy) 58%, #183955 100%);
  box-shadow: 0 26px 70px rgba(11,31,53,.25); position: relative; overflow: hidden;
}
.manga-bridge::before {
  content: "“"; position: absolute; right: 22px; top: -54px;
  color: rgba(255,255,255,.06); font-family: Georgia, serif; font-size: 220px; line-height: 1;
}
.manga-bridge > * { position: relative; }
.manga-bridge > span {
  display: inline-block; margin-bottom: 16px; padding: 4px 13px; border-radius: 999px;
  color: var(--navy); background: var(--coral); font-size: 12px; font-weight: 900; letter-spacing: .12em;
}
.manga-bridge strong {
  display: block; margin-bottom: 18px; color: var(--white);
  font-size: clamp(25px, 3.4vw, 40px); line-height: 1.5; letter-spacing: -.025em;
}
.manga-bridge p { margin: 0; color: rgba(255,255,255,.78); font-size: 16px; line-height: 1.95; }
.dark .manga-bridge { color: var(--ink); }

.check-section { background: var(--navy); color: var(--white); }
.check-card {
  width: min(900px, 100%); margin: 0 auto; padding: clamp(28px, 5vw, 58px);
  border: 1px solid rgba(255,255,255,.19); border-radius: var(--radius);
  background: rgba(255,255,255,.06); box-shadow: var(--shadow);
}
.checks { list-style: none; padding: 0; margin: 32px 0 0; display: grid; gap: 14px; }
.checks li { position: relative; padding: 16px 18px 16px 54px; background: rgba(255,255,255,.08); border-radius: 12px; font-weight: 800; }
.checks li::before {
  content: "✓"; position: absolute; left: 18px; top: 13px; color: var(--coral); font-size: 22px; font-weight: 900;
}

.reframe { background: var(--white); }
.reframe-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 64px; align-items: center; }
.reframe-copy p { color: var(--muted); font-size: 17px; }
.big-idea {
  padding: 44px; min-height: 360px; display: grid; place-items: center; text-align: center;
  color: var(--white); background: var(--navy); border-radius: 36px 8px 36px 8px;
  box-shadow: var(--shadow); position: relative; overflow: hidden;
}
.big-idea::before {
  content: ""; position: absolute; width: 240px; height: 240px; border-radius: 50%;
  border: 48px solid rgba(10,120,168,.35); right: -70px; top: -75px;
}
.big-idea p { margin: 0; position: relative; font-size: clamp(24px, 2.7vw, 36px); font-weight: 900; line-height: 1.55; }
.big-idea p span { display: block; white-space: nowrap; }
.big-idea em { color: var(--coral); font-style: normal; }

.benefits { background: var(--white); }
.benefit-grid { margin-top: 44px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.benefit-card {
  padding: 28px; border: 1px solid var(--line); border-radius: 18px; background: var(--cream); position: relative;
}
.feature-icon {
  width: 54px; height: 54px; margin-bottom: 22px; display: grid; place-items: center;
  color: var(--white); background: var(--blue); border-radius: 16px; font-size: 22px; font-style: normal; font-weight: 900;
  box-shadow: 0 10px 24px rgba(10,120,168,.18);
}
.benefit-card span { color: var(--blue); font-size: 12px; font-weight: 900; letter-spacing: .12em; }
.benefit-card h3 { margin: 13px 0 11px; font-size: 21px; }
.benefit-card p { color: var(--muted); margin: 0; font-size: 14px; }
.section-benefit {
  width: min(920px, 100%); margin: 42px auto 0; padding: 28px 34px; display: grid; grid-template-columns: auto 1fr; gap: 24px; align-items: center;
  border: 1px solid rgba(10,120,168,.2); border-radius: 18px; background: linear-gradient(135deg, rgba(10,120,168,.08), rgba(239,93,83,.07));
}
.section-benefit > span { padding: 7px 14px; color: var(--white); background: var(--coral); border-radius: 999px; font-size: 12px; font-weight: 900; white-space: nowrap; }
.section-benefit p { margin: 0; font-size: clamp(16px, 2vw, 20px); line-height: 1.75; }
.section-benefit strong { color: var(--navy); }

.mid-cta, .final-cta { color: var(--white); background: var(--blue); text-align: center; }
.mid-cta .section-inner, .final-cta .section-inner { width: min(860px, 100%); }
.mid-cta p, .final-cta p { opacity: .88; }
.mid-cta .cta-button, .final-cta .cta-button { margin-top: 18px; }

.delivery { background: var(--cream); }
.delivery-box {
  width: min(900px, 100%); margin: 38px auto 0; display: grid; grid-template-columns: 190px 1fr;
  border-radius: var(--radius); overflow: hidden; background: var(--white); box-shadow: var(--shadow);
}
.delivery-number { display: grid; place-items: center; color: var(--white); background: var(--blue); font-size: 86px; font-weight: 900; }
.delivery-number small { display: block; font-size: 13px; letter-spacing: .1em; margin-top: -34px; }
.delivery-copy { padding: 38px; }
.delivery-copy p { color: var(--muted); }
.delivery-copy strong { color: var(--coral); }

.build-timeline {
  margin-top: 46px; display: grid; grid-template-columns: repeat(7, 1fr); gap: 8px;
}
.build-timeline article {
  min-height: 164px; padding: 20px 14px; display: flex; flex-direction: column; justify-content: space-between;
  border: 1px solid var(--line); border-radius: 10px; background: var(--white);
}
.build-timeline i { width: 42px; height: 42px; display: grid; place-items: center; color: var(--blue); background: rgba(10,120,168,.09); border-radius: 50%; font-size: 18px; font-style: normal; font-weight: 900; }
.build-timeline b { color: var(--blue); font-size: 16px; letter-spacing: .05em; }
.build-timeline span { font-size: 15px; font-weight: 900; line-height: 1.45; }
.build-timeline .publish-day { color: var(--white); background: var(--blue); border-color: var(--blue); }
.build-timeline .publish-day b { color: var(--white); }
.build-timeline .publish-day i { color: var(--blue); background: var(--white); }
.launch-marker {
  margin: 18px 0; padding: 20px 24px; display: flex; align-items: center; justify-content: center; gap: 18px;
  color: var(--white); background: var(--navy); border-radius: 4px; text-align: center;
}
.launch-marker span { padding: 5px 12px; color: var(--navy); background: var(--coral); border-radius: 999px; font-size: 12px; font-weight: 900; }
.launch-marker strong { font-size: 16px; }
.growth-timeline { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; }
.growth-timeline article { padding: 22px 16px; border-top: 3px solid var(--coral); background: rgba(255,255,255,.68); }
.growth-timeline b, .growth-timeline span, .growth-timeline small { display: block; }
.growth-timeline b { color: var(--coral); font-size: 18px; }
.growth-timeline span { margin: 7px 0; font-weight: 900; }
.growth-timeline small { color: var(--muted); font-size: 11px; line-height: 1.55; }
.schedule-details, .rights-details, .scope-accordions details, .guarantee-details {
  margin-top: 24px; border: 1px solid var(--line); border-radius: 10px; background: var(--white); overflow: hidden;
}
.schedule-details summary, .rights-details summary, .scope-accordions summary, .guarantee-details summary {
  cursor: pointer; padding: 18px 52px 18px 20px; list-style: none; position: relative; font-weight: 900;
}
.schedule-details summary::-webkit-details-marker, .rights-details summary::-webkit-details-marker,
.scope-accordions summary::-webkit-details-marker, .guarantee-details summary::-webkit-details-marker { display: none; }
.schedule-details summary::after, .rights-details summary::after, .scope-accordions summary::after, .guarantee-details summary::after {
  content: "+"; position: absolute; right: 20px; top: 12px; color: var(--blue); font-size: 26px;
}
.schedule-details[open] summary::after, .rights-details[open] summary::after,
.scope-accordions details[open] summary::after, .guarantee-details[open] summary::after { content: "−"; }
.schedule-details p { margin: 0; padding: 0 20px 20px; color: var(--muted); }
.schedule-benefit { margin-top: 28px; background: var(--white); }

.proof { background: var(--white); }
.honesty {
  width: min(920px, 100%); margin: 0 auto 54px; padding: 34px;
  border: 2px solid var(--navy); border-radius: 18px; position: relative;
}
.honesty-label {
  position: absolute; left: 26px; top: -16px; padding: 3px 14px;
  color: var(--white); background: var(--navy); border-radius: 999px; font-size: 12px; font-weight: 900;
}
.honesty h2 { margin: 6px 0 12px; }
.honesty p { color: var(--muted); margin-bottom: 0; }
.portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 28px; }
.work-card { text-decoration: none; border: 1px solid var(--line); border-radius: 16px; overflow: hidden; background: var(--cream); transition: transform .2s; }
.work-card:hover { transform: translateY(-4px); }
.work-card img { width: 100%; aspect-ratio: 4/3; object-fit: cover; object-position: top; background: var(--white); }
.work-card div { padding: 18px; }
.work-card b { display: block; margin-bottom: 5px; }
.work-card span { color: var(--blue); font-size: 12px; font-weight: 900; }
.book-grid { margin-top: 58px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: start; }
.book { text-align: center; }
.book img { width: min(240px, 100%); aspect-ratio: 3/4; object-fit: cover; margin: 0 auto 16px; box-shadow: var(--shadow); }
.book b { font-size: 14px; }

.live-demo-card {
  margin-top: 44px; display: grid; grid-template-columns: minmax(260px, .72fr) 1.28fr; gap: 0;
  overflow: hidden; border: 1px solid var(--line); border-radius: 24px; background: var(--cream); box-shadow: var(--shadow);
}
.live-demo-card > img { width: 100%; height: 100%; min-height: 430px; object-fit: cover; object-position: top; }
.live-demo-card > div { padding: clamp(30px, 5vw, 58px); align-self: center; }
.live-demo-card h3 { margin: 14px 0 16px; font-size: clamp(27px, 3.4vw, 42px); }
.live-demo-card p { color: var(--muted); }
.live-demo-card small { display: block; margin-top: 12px; color: var(--muted); }
.proof-tag { color: var(--blue); font-size: 12px; font-weight: 900; letter-spacing: .12em; }
.demo-button {
  display: inline-flex; align-items: center; justify-content: center; min-height: 58px; padding: 13px 20px;
  color: var(--white); background: var(--blue); border-radius: 4px; text-decoration: none; font-weight: 900;
}
.demo-button::after { content: "↗"; margin-left: 12px; }
.secondary-works { width: min(760px, 100%); grid-template-columns: repeat(2, 1fr); margin: 28px auto 0; }
.work-card small { display: block; margin-top: 5px; color: var(--muted); font-size: 11px; }
.proof-divider { margin: 100px 0 34px; text-align: center; }
.proof-divider span { color: var(--blue); font-size: 12px; font-weight: 900; letter-spacing: .14em; }
.proof-divider h3 { margin: 12px 0 0; font-size: clamp(27px, 3.5vw, 42px); }
.before-after { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.before-after figure { margin: 0; padding: 16px; border: 1px solid var(--line); border-radius: 16px; background: var(--cream); }
.before-after figure > span { display: inline-block; margin-bottom: 12px; color: var(--blue); font-size: 12px; font-weight: 900; letter-spacing: .12em; }
.before-after figure:last-child > span { color: var(--coral); }
.before-after img { width: 100%; height: 680px; object-fit: contain; object-position: top; background: var(--white); }
.before-after figcaption { padding: 16px 4px 2px; color: var(--muted); font-size: 13px; }
.revision-points { margin: 24px 0 0; padding: 0; list-style: none; display: flex; justify-content: center; flex-wrap: wrap; gap: 8px; }
.revision-points li { padding: 7px 13px; border-radius: 999px; color: var(--navy); background: rgba(10,120,168,.1); font-size: 12px; font-weight: 900; }
.process-evidence { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.process-evidence article { padding: 20px; border: 1px solid var(--line); border-radius: 16px; background: var(--cream); }
.process-evidence img { width: 100%; aspect-ratio: 3/2; object-fit: cover; margin-bottom: 16px; background: var(--white); }
.process-evidence b { display: block; font-size: 18px; }
.process-evidence p { margin: 8px 0 0; color: var(--muted); font-size: 13px; }
.process-evidence .process-text { min-height: 190px; padding: 30px; display: flex; flex-direction: column; justify-content: center; }
.process-text span { color: var(--coral); font-size: 28px; font-weight: 900; }
.report-proof {
  margin-top: 100px; padding: clamp(28px, 5vw, 54px); display: grid; grid-template-columns: .9fr 1.1fr; gap: 44px; align-items: center;
  color: var(--white); background: var(--navy); border-radius: 28px;
}
.report-copy h3 { margin: 14px 0 16px; font-size: clamp(26px, 3vw, 38px); }
.report-copy p { color: rgba(255,255,255,.76); }
.report-copy small { color: rgba(255,255,255,.58); }
.report-copy .proof-tag { color: var(--coral); }
.report-sheet { padding: 24px; color: var(--ink); background: var(--white); border-radius: 12px; box-shadow: 0 16px 44px rgba(0,0,0,.22); }
.report-head { display: flex; justify-content: space-between; gap: 12px; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.report-head span { padding: 3px 9px; color: var(--white); background: var(--blue); border-radius: 999px; font-size: 10px; font-weight: 900; }
.report-metrics { margin: 18px 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.report-metrics span { padding: 12px; background: var(--cream); font-size: 10px; }
.report-metrics strong { display: block; margin-top: 4px; font-size: 24px; }
.report-sheet dl { margin: 0; display: grid; gap: 8px; }
.report-sheet dl div { padding: 10px 12px; border-left: 3px solid var(--blue); background: rgba(10,120,168,.06); }
.report-sheet dt { font-size: 10px; font-weight: 900; }
.report-sheet dd { margin: 2px 0 0; color: var(--muted); font-size: 11px; }
.research-books { margin-top: 100px; display: grid; grid-template-columns: .92fr 1.08fr; gap: 54px; align-items: center; }
.research-books h3 { margin: 0 0 18px; font-size: clamp(27px, 3.5vw, 42px); }
.research-books > div > p:not(.section-label) { color: var(--muted); }
.research-books .book-grid { margin: 0; }

/* One block, one message: proof sections */
.actual-output { background: var(--white); }
.case-grid { margin-top: 46px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; align-items: stretch; }
.case-card {
  min-width: 0; display: flex; flex-direction: column; overflow: hidden; color: var(--ink); text-decoration: none;
  border: 1px solid var(--line); border-radius: 20px; background: var(--cream); box-shadow: 0 14px 36px rgba(11,31,53,.08); transition: transform .2s, box-shadow .2s;
}
.case-card:hover { transform: translateY(-5px); box-shadow: 0 20px 48px rgba(11,31,53,.14); }
.case-card > img { width: 100%; aspect-ratio: 4/3; object-fit: cover; object-position: top; background: var(--white); }
.case-card > div { flex: 1; padding: 24px; display: flex; flex-direction: column; }
.case-card span { color: var(--blue); font-size: 11px; font-weight: 900; letter-spacing: .11em; }
.case-card h3 { margin: 10px 0 10px; font-size: 21px; }
.case-card p { margin: 0 0 20px; color: var(--muted); font-size: 13px; }
.case-card b { margin-top: auto; padding-top: 15px; border-top: 1px solid var(--line); color: var(--blue); font-size: 13px; }

.quality-process { color: var(--white); background: var(--navy); }
.quality-process .section-label { color: var(--coral); }
.quality-process .section-intro { color: rgba(255,255,255,.75); }
.quality-pillars { margin-top: 44px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.quality-pillars article { padding: 28px; border: 1px solid rgba(255,255,255,.16); border-radius: 18px; background: rgba(255,255,255,.06); }
.quality-pillars i { width: 52px; height: 52px; display: grid; place-items: center; color: var(--navy); background: var(--coral); border-radius: 50%; font-size: 22px; font-style: normal; font-weight: 900; }
.quality-pillars b { display: block; margin-top: 22px; color: var(--coral); font-size: 12px; letter-spacing: .12em; }
.quality-pillars h3 { margin: 8px 0 10px; font-size: 21px; }
.quality-pillars p { margin: 0; color: rgba(255,255,255,.7); font-size: 13px; }
.quality-process .process-evidence { margin-top: 22px; }
.quality-process .process-evidence article { border-color: rgba(255,255,255,.16); background: rgba(255,255,255,.06); }
.quality-process .process-evidence p { color: rgba(255,255,255,.7); }
.quality-process .process-evidence img { border-radius: 10px; }
.dark-benefit { border-color: rgba(255,255,255,.18); background: rgba(255,255,255,.08); }
.dark-benefit p, .dark-benefit strong { color: var(--white); }

.revision-proof { background: #f9f3e9; }
.revision-proof .section-label { color: #c83b35; }
.before-after { margin-top: 44px; }
.before-after figure { position: relative; }
.annotated-image { position: relative; overflow: hidden; border-radius: 8px; background: var(--white); }
.annotated-image img { display: block; }
.red-note {
  position: absolute; z-index: 2; padding: 7px 11px; color: #b82421; background: rgba(255,250,246,.95); border: 2px solid #d13b35;
  border-radius: 8px; box-shadow: 0 5px 16px rgba(177,36,33,.18); font-size: 12px; font-style: normal; font-weight: 900; transform: rotate(-3deg);
}
.red-note::after { content: ""; position: absolute; width: 42px; height: 2px; background: #d13b35; transform-origin: left center; }
.note-one { top: 8%; right: 3%; }
.note-one::after { right: 90%; top: 110%; transform: rotate(150deg); }
.note-two { top: 45%; left: 3%; transform: rotate(2deg); }
.note-two::after { left: 90%; top: 115%; transform: rotate(24deg); }
.note-three { bottom: 8%; right: 3%; }
.note-three::after { right: 90%; top: -5px; transform: rotate(205deg); }
.revision-reason { width: min(900px, 100%); margin: 32px auto 0; padding: 30px; border-left: 6px solid var(--coral); background: var(--white); box-shadow: 0 12px 34px rgba(11,31,53,.08); }
.revision-reason strong { display: block; color: var(--navy); font-size: clamp(21px, 2.8vw, 30px); }
.revision-reason p { margin: 12px 0 0; color: var(--muted); }

.report-section { color: var(--white); background: linear-gradient(145deg, #102942, #07192b); }
.report-proof { margin-top: 0; padding: 0; background: transparent; border-radius: 0; }
.report-copy h2 { margin: 14px 0 16px; }
.report-benefit { padding: 17px 19px; border-left: 4px solid var(--coral); background: rgba(255,255,255,.08); font-weight: 800; }

.continuous-research { overflow: hidden; background: #eef4f4; position: relative; }
.continuous-research::before { content: ""; position: absolute; width: 460px; height: 460px; right: -180px; top: -180px; border: 80px solid rgba(10,120,168,.07); border-radius: 50%; }
.continuous-research .section-inner { position: relative; }
.research-copy { width: min(860px, 100%); margin-bottom: 44px; }
.research-copy h2 span { display: block; }
.research-copy > p:last-child { color: var(--muted); font-size: 17px; }
.research-library { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; perspective: 1200px; }
.research-book { min-width: 0; padding: 18px; color: var(--ink); text-decoration: none; background: var(--white); border: 1px solid rgba(11,31,53,.1); border-radius: 18px; box-shadow: 0 16px 40px rgba(11,31,53,.1); }
.research-book:nth-child(1) { transform: rotate(-1.5deg); }
.research-book:nth-child(3) { transform: rotate(1.5deg); }
.book-cover { display: block; padding: 14px; background: #eef0eb; border-radius: 12px; }
.book-cover img { width: 100%; height: auto; aspect-ratio: 992/1586; object-fit: contain; display: block; box-shadow: 0 12px 24px rgba(11,31,53,.18); }
.book-meta { display: block; padding: 18px 4px 4px; }
.book-meta small, .book-meta b, .book-meta em { display: block; }
.book-meta small { color: var(--coral); font-size: 10px; font-weight: 900; letter-spacing: .14em; }
.book-meta b { margin-top: 7px; font-size: 20px; }
.book-meta em { margin-top: 5px; color: var(--muted); font-size: 12px; font-style: normal; }

.ai-quality { color: var(--white); background: var(--blue); }
.ai-quality .section-label, .ai-quality .section-intro { color: var(--white); }
.ai-quality .section-intro { opacity: .82; }
.quality-grid { margin-top: 42px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.quality-grid article { padding: 30px 26px; border: 1px solid rgba(255,255,255,.22); background: rgba(255,255,255,.09); border-radius: 14px; }
.quality-grid article > b { color: var(--coral); font-size: 26px; }
.quality-grid h3 { margin: 12px 0 10px; }
.quality-grid p { margin: 0; color: rgba(255,255,255,.76); font-size: 13px; }
.rights-details { border-color: rgba(255,255,255,.24); background: rgba(255,255,255,.1); }
.rights-details summary::after { color: var(--white); }
.rights-details > div { padding: 0 20px 20px; color: rgba(255,255,255,.78); }
.rights-details p:last-child { margin-bottom: 0; }

.value { color: var(--white); background: var(--navy); }
.compare-wrap { overflow-x: auto; border-radius: 18px; border: 1px solid rgba(255,255,255,.18); }
.compare-table { width: 100%; min-width: 700px; border-collapse: collapse; background: rgba(255,255,255,.05); }
.compare-table th, .compare-table td { padding: 18px 20px; text-align: left; border-bottom: 1px solid rgba(255,255,255,.12); }
.compare-table th { font-size: 12px; letter-spacing: .08em; color: rgba(255,255,255,.66); }
.compare-table td:nth-child(2) { color: rgba(255,255,255,.72); }
.compare-table td:last-child { color: var(--coral); font-weight: 900; }
.compare-note { margin-top: 16px; color: rgba(255,255,255,.62); font-size: 12px; }
.source-links { margin-top: 12px; font-size: 11px; color: rgba(255,255,255,.68); }
.source-links a { margin-right: 10px; }

.offer-section { background: var(--cream); }
.offer-card {
  width: min(920px, 100%); margin: 0 auto; overflow: hidden;
  border-radius: 28px; background: var(--white); box-shadow: var(--shadow);
}
.offer-head { padding: 44px 44px 34px; color: var(--white); background: var(--blue); text-align: center; }
.offer-head p { margin-bottom: 8px; font-weight: 800; }
.price { margin: 10px 0 0; font-size: clamp(52px, 8vw, 86px); font-weight: 900; line-height: 1.1; letter-spacing: -.05em; }
.price small { font-size: 18px; letter-spacing: 0; }
.price-note { margin: 14px auto 0; max-width: 700px; font-size: 12px; opacity: .83; }
.offer-body { padding: 42px; }
.scope-heading { margin: 0 0 22px; text-align: center; font-size: 23px; }
.offer-list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 12px 22px; }
.offer-list li { position: relative; padding: 13px 14px 13px 42px; border-bottom: 1px solid var(--line); font-weight: 800; }
.offer-list li::before { content: "✓"; position: absolute; left: 13px; color: var(--blue); font-weight: 900; }
.ad-spec { margin-top: 24px; padding: 18px 20px; border-left: 4px solid var(--blue); background: var(--cream); }
.ad-spec b, .ad-spec span { display: block; }
.ad-spec span { margin-top: 4px; color: var(--muted); font-size: 13px; }
.scope-accordions { margin-top: 22px; display: grid; gap: 10px; }
.scope-accordions details { margin-top: 0; background: var(--cream); }
.scope-accordions details p { margin: 0; padding: 0 20px 20px; color: var(--muted); font-size: 13px; }
.guarantee { background: var(--white); }
.guarantee-card {
  width: min(940px, 100%); margin: 0 auto; padding: clamp(34px, 6vw, 70px);
  color: var(--white); background: var(--navy); border-radius: 30px; text-align: center; position: relative; overflow: hidden;
}
.guarantee-card::before {
  content: "FULL REFUND"; position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%) rotate(-8deg);
  font-size: clamp(60px, 12vw, 150px); font-weight: 900; white-space: nowrap; color: rgba(255,255,255,.035);
}
.guarantee-card > * { position: relative; }
.refund { display: block; color: var(--coral); font-size: clamp(46px, 8vw, 90px); line-height: 1.08; margin: 18px 0 24px; font-weight: 900; }
.guarantee-points { margin: 30px auto 0; max-width: 800px; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; text-align: left; }
.guarantee-points span { padding: 16px; border: 1px solid rgba(255,255,255,.18); background: rgba(255,255,255,.07); font-size: 12px; }
.guarantee-points b { display: block; margin-bottom: 3px; color: var(--coral); }
.guarantee-details { max-width: 800px; margin: 14px auto 0; border-color: rgba(255,255,255,.2); background: rgba(255,255,255,.06); text-align: left; }
.guarantee-details summary::after { color: var(--white); }
.guarantee-details > div { padding: 0 20px 20px; color: rgba(255,255,255,.76); font-size: 12px; }
.guarantee-details p { margin-bottom: 12px; }

.steps { background: var(--cream); }
.step-list { margin-top: 44px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.step { padding: 26px 22px; background: var(--white); border-radius: 16px; border: 1px solid var(--line); }
.step b { color: var(--coral); font-size: 34px; }
.step h3 { margin: 12px 0 10px; }
.step p { color: var(--muted); font-size: 13px; margin: 0; }

.faq { background: var(--white); }
.faq-list { width: min(900px, 100%); margin: 40px auto 0; display: grid; gap: 12px; }
.faq details { border: 1px solid var(--line); border-radius: 14px; background: var(--cream); overflow: hidden; }
.faq summary { cursor: pointer; padding: 20px 54px 20px 22px; font-weight: 900; position: relative; }
.faq summary::after { content: "+"; position: absolute; right: 22px; top: 16px; color: var(--blue); font-size: 26px; }
.faq details[open] summary::after { content: "−"; }
.faq details p { padding: 0 22px 22px; margin: 0; color: var(--muted); }

.final-cta { padding-bottom: 130px; }
.limit { display: inline-block; margin-bottom: 18px; padding: 5px 15px; border-radius: 999px; background: var(--white); color: var(--blue); font-weight: 900; }
.site-footer { padding: 36px 20px 110px; text-align: center; color: rgba(255,255,255,.65); background: var(--navy); font-size: 12px; }
.site-footer b { display: block; color: var(--white); font-size: 16px; }
.site-footer nav { margin-top: 14px; }
.site-footer a { color: rgba(255,255,255,.8); text-decoration: underline; text-underline-offset: 3px; }
.site-footer a + a { margin-left: 18px; }

.floating-cta {
  display: none; position: fixed; z-index: 70; right: 24px; bottom: 24px;
  width: min(390px, calc(100% - 48px)); min-height: 58px; align-items: center; justify-content: center; padding: 12px 18px;
  color: var(--white); background: var(--coral); border-radius: 12px; text-decoration: none;
  box-shadow: 0 14px 40px rgba(11,31,53,.34); font-weight: 900; font-size: 14px;
}
.floating-cta.is-visible { display: flex; }

@media (max-width: 900px) {
  .reframe-grid { grid-template-columns: 1fr; gap: 36px; }
  .benefit-grid { grid-template-columns: 1fr 1fr; }
  .step-list { grid-template-columns: 1fr 1fr; }
  .offer-list { grid-template-columns: 1fr; }
  .build-timeline { grid-template-columns: repeat(4, 1fr); }
  .growth-timeline { grid-template-columns: repeat(3, 1fr); }
  .quality-grid { grid-template-columns: 1fr; }
  .quality-pillars { grid-template-columns: 1fr; }
  .case-grid { grid-template-columns: repeat(2, 1fr); }
  .research-library { grid-template-columns: repeat(3, 1fr); gap: 14px; }
}

@media (max-width: 680px) {
  body { line-height: 1.75; }
  .hero-stage { background: var(--navy); overflow: visible; }
  .hero-stage::after { display: none; }
  .hero-visual { position: relative; height: auto; min-height: 0; aspect-ratio: 3 / 2; overflow: hidden; }
  .hero-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(145deg, rgba(11,31,53,.88) 0%, rgba(11,31,53,.55) 37%, transparent 65%); }
  .hero-copy { position: relative; top: auto; left: auto; width: 100%; padding: 22px 15px 38px; text-shadow: none; }
  .hero-heading { position: absolute; z-index: 2; top: calc(-66.6667vw + 14px); left: 15px; width: calc(100% - 30px); text-shadow: 0 3px 16px rgba(11,31,53,.6); }
  .hero-heading .eyebrow { margin-bottom: 7px; font-size: 10px; letter-spacing: .08em; }
  .hero-heading .eyebrow::before { width: 18px; }
  .hero-heading h1 { margin: 0; }
  .hero-heading h1 span { font-size: clamp(36px, 11vw, 44px); }
  .hero-heading h1 em { font-size: clamp(42px, 12vw, 48px); }
  .hero-rest { font-size: 25px; }
  .hero-lead { font-size: 14px; line-height: 1.7; }
  .badges { margin: 16px 0 18px; gap: 6px; }
  .badge { font-size: 11px; padding: 5px 10px; }
  .cta-button { min-height: 64px; padding: 13px 14px; font-size: 14px; gap: 8px; }
  .guarantee-line { font-size: 13px; }
  .section { padding: 68px 16px; }
  .section h2 { font-size: clamp(28px, 8vw, 38px); }
  .section-intro { font-size: 15px; }
  .manga-stack { gap: 18px; margin-top: 30px; }
  .manga-stack figure { border-radius: 4px; }
  .manga-bridge { margin-top: 28px; padding: 28px 20px; }
  .manga-bridge strong { font-size: 24px; }
  .manga-bridge p { font-size: 14px; }
  .check-card { padding: 28px 18px; }
  .checks li { font-size: 14px; padding-left: 48px; }
  .big-idea { min-height: 280px; padding: 30px; }
  .big-idea p { font-size: 23px; }
  .benefit-grid, .portfolio-grid, .step-list { grid-template-columns: 1fr; }
  .benefit-card { padding: 24px; }
  .delivery-box { grid-template-columns: 1fr; }
  .delivery-number { min-height: 150px; }
  .delivery-number small { margin-top: -24px; }
  .delivery-copy { padding: 26px 22px; }
  .honesty { padding: 30px 20px 24px; }
  .build-timeline { grid-template-columns: 1fr 1fr; }
  .build-timeline article { min-height: 148px; }
  .launch-marker { align-items: flex-start; flex-direction: column; text-align: left; }
  .growth-timeline { grid-template-columns: 1fr; }
  .growth-timeline article { display: grid; grid-template-columns: 80px 1fr; gap: 4px 10px; }
  .growth-timeline small { grid-column: 2; }
  .live-demo-card { grid-template-columns: 1fr; }
  .live-demo-card > img { min-height: 0; max-height: 420px; }
  .live-demo-card > div { padding: 28px 20px; }
  .secondary-works { grid-template-columns: 1fr; }
  .proof-divider { margin-top: 72px; }
  .before-after { grid-template-columns: 1fr; }
  .before-after img { height: auto; max-height: none; }
  .process-evidence { grid-template-columns: 1fr; }
  .report-proof { margin-top: 72px; grid-template-columns: 1fr; gap: 28px; border-radius: 18px; }
  .research-books { margin-top: 72px; grid-template-columns: 1fr; gap: 28px; }
  .work-card img { aspect-ratio: 16/10; }
  .book-grid { grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .book img { width: 100%; }
  .book b { font-size: 10px; line-height: 1.4; display: block; }
  .offer-head, .offer-body { padding: 30px 20px; }
  .offer-list li { font-size: 14px; }
  .guarantee-card { border-radius: 20px; }
  .guarantee-points { grid-template-columns: 1fr; }
  .floating-cta { right: 12px; bottom: 12px; width: min(330px, calc(100% - 24px)); font-size: 12px; }
  .site-footer { padding-bottom: 92px; }
  .section-benefit { grid-template-columns: 1fr; gap: 13px; padding: 24px 20px; }
  .section-benefit > span { width: fit-content; }
  .case-grid { grid-template-columns: 1fr; }
  .case-card > img { aspect-ratio: 16/11; }
  .quality-pillars article { padding: 24px 20px; }
  .quality-process .process-evidence { margin-top: 18px; }
  .red-note { padding: 5px 7px; font-size: 9px; }
  .red-note::after { width: 25px; }
  .revision-reason { padding: 24px 20px; }
  .report-section .report-proof { margin-top: 0; }
  .research-copy h2 { font-size: clamp(27px, 7.5vw, 34px); }
  .research-library { grid-template-columns: 1fr; gap: 22px; }
  .research-book:nth-child(1), .research-book:nth-child(3) { transform: none; }
  .book-cover { padding: 20px; }
  .book-cover img { width: min(250px, 100%); margin: 0 auto; }
}

@media (min-width: 681px) {
  .manga-section > .section-inner > .section-label,
  .manga-section > .section-inner > h2,
  .manga-section > .section-inner > .section-intro,
  .faq .section-label,
  .faq h2 { text-align: center; }

  .manga-section > .section-inner > .section-label,
  .faq .section-label {
    display: flex;
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
  }

  .manga-section > .section-inner > .section-intro {
    margin-left: auto;
    margin-right: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}