:root {
  --navy: #102446;
  --navy-strong: #0b1830;
  --navy-soft: #17325f;
  --charcoal: #243042;
  --text: #2d3748;
  --muted: #60708a;
  --bg: #ffffff;
  --bg-soft: #f5f7fb;
  --bg-card: #f8fafc;
  --line: #d8e0ea;
  --accent: #f26b2b;
  --accent-dark: #da5717;
  --accent-soft: #fff2ea;
  --shadow: 0 18px 45px rgba(16, 36, 70, 0.12);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --container: 1180px;
  --header-height: 84px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Hiragino Sans", "Yu Gothic", "Meiryo", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
a.btn,
summary {
  -webkit-tap-highlight-color: transparent;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -48px;
  background: var(--navy);
  color: #fff;
  padding: 10px 14px;
  border-radius: 10px;
  z-index: 2000;
}

.skip-link:focus {
  top: 12px;
}

.container {
  width: min(var(--container), calc(100% - 32px));
  margin: 0 auto;
}

.section {
  padding: 88px 0;
}

.section-soft {
  background: linear-gradient(180deg, #f7f9fc 0%, #eef3f8 100%);
}

.section-dark {
  background: linear-gradient(135deg, var(--navy-strong) 0%, var(--navy) 100%);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid rgba(16, 36, 70, 0.08);
  backdrop-filter: blur(14px);
}

.header-inner {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.site-logo img {
  width: clamp(180px, 26vw, 300px);
  height: auto;
}

.hero {
  padding: 56px 0 84px;
  background:
    radial-gradient(circle at right top, rgba(242, 107, 43, 0.12), transparent 28%),
    linear-gradient(180deg, #ffffff 0%, #f7f9fd 100%);
}

.hero-grid,
.split-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(300px, 0.82fr);
  gap: 48px;
  align-items: start;
}

.split-alt {
  grid-template-columns: minmax(300px, 0.82fr) minmax(0, 1.18fr);
}

.hero-copy h1,
h2 {
  margin: 0;
  color: var(--navy);
  line-height: 1.3;
}

.hero-copy h1 {
  font-size: clamp(2rem, 4vw, 3.55rem);
  letter-spacing: -0.03em;
}

h2 {
  font-size: clamp(1.7rem, 3vw, 2.6rem);
  letter-spacing: -0.02em;
}

h3 {
  margin: 0 0 8px;
  font-size: 1.1rem;
  color: var(--navy);
}

p {
  margin: 0 0 18px;
}

.eyebrow,
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: var(--accent-dark);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow::before,
.section-kicker::before {
  content: "";
  width: 24px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
}

.hero-lead {
  margin: 20px 0 18px;
  font-size: clamp(1.25rem, 2vw, 1.7rem);
  font-weight: 800;
  line-height: 1.55;
  color: var(--navy-strong);
}

.hero-text,
.section-intro,
.lead-copy {
  color: var(--charcoal);
}

.label-list,
.check-list,
.point-list,
.footer-nav {
  padding: 0;
  margin: 0;
  list-style: none;
}

.label-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 28px 0 30px;
}

.label-list li {
  padding: 10px 14px;
  background: #fff;
  border: 1px solid rgba(16, 36, 70, 0.12);
  border-radius: 999px;
  color: var(--navy);
  font-size: 0.94rem;
  font-weight: 700;
  box-shadow: 0 10px 26px rgba(16, 36, 70, 0.07);
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 58px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 800;
  letter-spacing: 0.01em;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease, color 0.25s ease;
  text-align: center;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 16px 34px rgba(242, 107, 43, 0.24);
}

.btn:focus-visible,
summary:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(242, 107, 43, 0.35);
  outline-offset: 3px;
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--accent) 0%, #ff844d 100%);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: linear-gradient(135deg, var(--accent-dark) 0%, var(--accent) 100%);
}

.btn-secondary {
  color: var(--navy);
  background: #fff;
  border: 1px solid rgba(16, 36, 70, 0.14);
}

.header-cta {
  min-height: 50px;
  padding-inline: 18px;
  font-size: 0.95rem;
  white-space: nowrap;
}

.portrait-card {
  position: relative;
  width: 100%;
  max-width: 460px;
  height: clamp(420px, 36vw, 540px);
  overflow: hidden;
  background: linear-gradient(180deg, #ffffff 0%, #f2f5fa 100%);
  border: 1px solid rgba(16, 36, 70, 0.08);
  border-radius: 24px;
  box-shadow: 0 18px 42px rgba(16, 36, 70, 0.12);
}

.portrait-card::after {
  content: "";
  position: absolute;
  inset: auto 16px 14px 16px;
  height: 18px;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(16, 36, 70, 0.14), transparent 70%);
  filter: blur(18px);
  pointer-events: none;
}

.portrait-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
}

.hero-portrait {
  max-width: 500px;
  height: clamp(560px, 48vw, 660px);
  margin-left: auto;
}

.content,
.media,
.hero-media {
  min-width: 0;
}

.media,
.hero-media {
  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
}

.split-alt .media {
  justify-content: flex-start;
}

.hero-image img,
.problem-image img,
.compare-image img,
.quality-image img {
  object-position: center top;
}

.net-image img,
.consult-image img,
.final-image img {
  object-position: center center;
}

.cost-image img,
.advisor-image img {
  object-position: center 28%;
}

.check-list li,
.point-list li {
  position: relative;
  padding-left: 34px;
  margin-bottom: 12px;
}

.check-list li::before,
.point-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent) 0%, #ff9b69 100%);
  box-shadow: 0 8px 16px rgba(242, 107, 43, 0.28);
}

.check-list li::after,
.point-list li::after {
  content: "";
  position: absolute;
  left: 7px;
  top: 15px;
  width: 6px;
  height: 3px;
  border-left: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: rotate(-45deg);
}

.formula-box {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: center;
  margin: 36px 0 28px;
  padding: 28px;
  background: linear-gradient(135deg, #fff 0%, #f3f7fc 100%);
  border: 1px solid rgba(16, 36, 70, 0.08);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
}

.formula-box span,
.formula-box strong {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 64px;
  padding: 12px 18px;
  border-radius: 16px;
  font-weight: 800;
}

.formula-box span {
  background: #fff;
  color: var(--navy);
  min-width: 150px;
  border: 1px solid rgba(16, 36, 70, 0.08);
}

.formula-box strong {
  color: var(--accent-dark);
  font-size: 1.7rem;
}

.formula-result {
  color: #fff !important;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-soft) 100%) !important;
}

.net-cards {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
  margin-top: 36px;
}

.info-card,
.mini-card,
.step-card,
.reason-list article {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(16, 36, 70, 0.08);
  box-shadow: 0 16px 32px rgba(16, 36, 70, 0.08);
}

.info-card {
  padding: 22px;
}

.icon-badge {
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  border-radius: 14px;
  color: #fff;
  font-weight: 800;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-soft) 100%);
}

.accent-orange .icon-badge {
  background: linear-gradient(135deg, var(--accent) 0%, #ff9a67 100%);
}

.accent-slate .icon-badge,
.accent-slate-light .icon-badge {
  background: linear-gradient(135deg, #73859f 0%, #94a4bb 100%);
}

.result-card {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-soft) 100%);
  color: rgba(255, 255, 255, 0.9);
}

.result-card h3 {
  color: #fff;
}

.result-card .icon-badge {
  background: linear-gradient(135deg, var(--accent) 0%, #ff9b69 100%);
}

.table-wrap {
  overflow-x: auto;
  margin: 26px 0 16px;
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 18px 34px rgba(16, 36, 70, 0.08);
}

.compare-table th,
.compare-table td {
  padding: 18px 16px;
  border-bottom: 1px solid #ebf0f6;
  text-align: left;
  white-space: nowrap;
}

.compare-table th {
  background: var(--navy);
  color: #fff;
  font-size: 0.95rem;
}

.compare-table tbody tr:nth-child(even) {
  background: #f9fbfd;
}

.diff-cell {
  color: var(--accent-dark);
  font-weight: 800;
}

.note {
  font-size: 0.92rem;
  color: var(--muted);
}

.quote-box {
  margin-top: 28px;
  padding: 24px;
  border-left: 4px solid var(--accent);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  background: linear-gradient(135deg, rgba(242, 107, 43, 0.08) 0%, rgba(16, 36, 70, 0.04) 100%);
}

.quote-box strong {
  display: block;
  margin-bottom: 10px;
  font-size: clamp(1.3rem, 2vw, 1.6rem);
  line-height: 1.6;
  color: var(--navy);
}

.compact strong {
  font-size: clamp(1.25rem, 1.8vw, 1.45rem);
}

.light-text,
.light-text h2,
.light-text h3,
.light-text p,
.light-text .quote-box strong {
  color: rgba(255, 255, 255, 0.96);
}

.light-text .section-kicker {
  color: #ffb487;
}

.light-text .section-kicker::before {
  background: #ffb487;
}

.reason-list {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

.reason-list article {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 18px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.14);
  box-shadow: none;
}

.reason-number {
  width: 52px;
  height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--accent) 0%, #ff9b69 100%);
  color: #fff;
  font-size: 1.2rem;
  font-weight: 800;
}

.accent-box {
  background: linear-gradient(135deg, rgba(242, 107, 43, 0.14) 0%, rgba(255, 255, 255, 0.08) 100%);
  border-left-color: #ffb487;
}

.check-card-grid,
.steps-grid {
  display: grid;
  gap: 18px;
  margin-top: 34px;
}

.check-card-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.mini-card {
  position: relative;
  padding: 22px 22px 22px 86px;
}

.mini-card span {
  position: absolute;
  left: 22px;
  top: 22px;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-soft) 100%);
  color: #fff;
  font-weight: 800;
}

.mini-card p {
  margin: 0;
  font-weight: 700;
  color: var(--navy);
}

.center-cta {
  margin-top: 34px;
  text-align: center;
}

.steps-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.step-card {
  position: relative;
  padding: 26px 22px 22px;
}

.step-card span {
  width: 50px;
  height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  border-radius: 15px;
  background: linear-gradient(135deg, var(--accent) 0%, #ff9d6f 100%);
  color: #fff;
  font-weight: 800;
  font-size: 1.1rem;
}

.step-card p,
.mini-card p,
.info-card p,
.reason-list p {
  margin-bottom: 0;
}

.faq-list {
  display: grid;
  gap: 14px;
  margin-top: 30px;
}

.faq-item {
  background: #fff;
  border: 1px solid rgba(16, 36, 70, 0.08);
  border-radius: 18px;
  padding: 0 24px;
  box-shadow: 0 14px 30px rgba(16, 36, 70, 0.07);
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 22px 36px 22px 0;
  position: relative;
  font-weight: 800;
  color: var(--navy);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.6rem;
  color: var(--accent-dark);
  transition: transform 0.25s ease;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-item p {
  margin: 0 0 22px;
  color: var(--charcoal);
}

.final-cta {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at top left, rgba(242, 107, 43, 0.14), transparent 28%),
    linear-gradient(180deg, #ffffff 0%, #f7f9fd 100%);
}

.highlight-glow::before {
  content: "";
  position: absolute;
  inset: 12% 8%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(242, 107, 43, 0.18), transparent 62%);
  filter: blur(18px);
}

.site-footer {
  background: var(--navy-strong);
  color: rgba(255, 255, 255, 0.86);
  padding: 42px 0 82px;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.footer-brand img {
  width: clamp(180px, 25vw, 280px);
  height: auto;
  margin-bottom: 14px;
}

.footer-company,
.footer-copy {
  margin: 0;
}

.footer-copy {
  margin-top: 8px;
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.62);
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 24px;
  justify-content: flex-end;
}

.footer-nav a {
  color: rgba(255, 255, 255, 0.82);
}

.footer-nav a:hover,
.footer-nav a:focus-visible {
  color: #fff;
}

.floating-cta {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 900;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  padding: 14px 20px;
  border-radius: 999px;
  color: #fff;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent) 0%, #ff844d 100%);
  box-shadow: 0 18px 32px rgba(242, 107, 43, 0.32);
}

.floating-cta:hover,
.floating-cta:focus-visible {
  transform: translateY(-2px);
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.delay-1 {
  transition-delay: 0.12s;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1100px) {
  .hero-grid,
  .split-grid,
  .split-alt {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .media,
  .hero-media,
  .split-alt .media {
    justify-content: flex-start;
  }

  .portrait-card,
  .hero-portrait {
    max-width: 100%;
  }

  .net-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .result-card {
    grid-column: 1 / -1;
  }

  .steps-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 767px) {
  :root {
    --header-height: 72px;
  }

  .section {
    padding: 64px 0;
  }

  .container {
    width: min(var(--container), calc(100% - 24px));
  }

  .header-inner {
    gap: 12px;
  }

  .header-cta {
    min-height: 42px;
    padding-inline: 14px;
    font-size: 0.82rem;
  }

  .hero {
    padding: 28px 0 64px;
  }

  .hero-copy h1 {
    font-size: 1.95rem;
  }

  .label-list {
    gap: 10px;
  }

  .label-list li {
    font-size: 0.86rem;
  }

  .cta-group,
  .btn {
    width: 100%;
  }

  .btn {
    min-height: 54px;
  }

  .portrait-card {
    max-width: 100%;
    height: 340px;
    border-radius: 20px;
  }

  .hero-portrait {
    height: 400px;
  }

  .formula-box {
    padding: 18px;
  }

  .formula-box span {
    min-width: calc(50% - 12px);
  }

  .formula-box strong {
    width: 100%;
    min-height: auto;
    padding: 0;
  }

  .net-cards,
  .check-card-grid,
  .steps-grid {
    grid-template-columns: 1fr;
  }

  .mini-card {
    padding-left: 80px;
  }

  .faq-item {
    padding-inline: 18px;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-nav {
    justify-content: flex-start;
  }

  .floating-cta {
    left: 12px;
    right: 12px;
    bottom: 12px;
    min-height: 54px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}