:root {
  --bg: #0d1117;
  --bg-soft: #111827;
  --bg-card: #1f2937;
  --bg-alt: #1a1f2e;
  --gold: #c9a84c;
  --gold-soft: #e8d48b;
  --text: #f1f5f9;
  --text-soft: #94a3b8;
  --line: #64748b;
  --container: min(720px, calc(100vw - 40px));
  --radius: 12px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Noto Sans JP", sans-serif;
  line-height: 1.8;
}

a {
  color: inherit;
}

.container {
  width: var(--container);
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.section {
  padding: 84px 0;
  position: relative;
}

.section-muted {
  background: var(--bg-soft);
}

.section-alt {
  background: var(--bg-card);
}

.section-divider::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 0;
  transform: translateX(-50%);
  width: var(--container);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: 0.6;
}

.hero {
  min-height: 100vh;
  display: grid;
  place-items: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #0d1117, #1a1f2e);
}

#particle-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.has-image {
  background: linear-gradient(180deg, #0d1117, #1a1f2e);
  background-position: center;
  background-size: cover;
}

.has-image .overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(13, 17, 23, 0.75), rgba(13, 17, 23, 0.9));
  z-index: 1;
}

.hero-inner {
  padding-top: 80px;
  padding-bottom: 90px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--gold);
  font-family: "Inter", sans-serif;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.accent-line {
  display: block;
  width: 120px;
  height: 2px;
  margin: 0 auto 24px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

h1,
h2 {
  margin: 0;
  font-family: "Noto Serif JP", serif;
  font-weight: 700;
  line-height: 1.4;
}

h1 {
  font-size: clamp(28px, 5vw, 48px);
}

h2 {
  font-size: clamp(22px, 4vw, 36px);
  margin-bottom: 16px;
}

h3 {
  margin: 0 0 10px;
  font-size: clamp(18px, 2.8vw, 24px);
  line-height: 1.5;
}

p,
li {
  font-size: clamp(15px, 2vw, 16px);
  color: var(--text);
}

.lead {
  margin: 18px auto 34px;
  max-width: 620px;
  color: var(--text-soft);
}

.intro {
  color: var(--text-soft);
  margin-bottom: 24px;
}

.btn-primary {
  display: inline-block;
  min-height: 48px;
  padding: 14px 34px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--gold), var(--gold-soft));
  color: #0d1117;
  text-decoration: none;
  font-weight: 700;
  transition: box-shadow 0.2s ease, filter 0.2s ease, transform 0.2s ease;
  box-shadow: 0 4px 20px rgba(201, 168, 76, 0.35);
}

.btn-primary:hover {
  filter: brightness(1.1);
  box-shadow: 0 8px 28px rgba(201, 168, 76, 0.5);
  transform: translateY(-1px);
}

.scroll-indicator {
  position: absolute;
  bottom: 22px;
  left: 50%;
  transform: translateX(-50%);
  text-decoration: none;
  color: var(--gold-soft);
  font-size: 22px;
  z-index: 2;
  animation: float 2s ease-in-out infinite;
}

@keyframes float {
  0%,
  100% {
    transform: translate(-50%, 0);
  }

  50% {
    transform: translate(-50%, -8px);
  }
}

.card-grid,
.reason-list,
.program-grid,
.diff-grid,
.target-grid {
  display: grid;
  gap: 14px;
}

.quote-card,
.reason-card,
.program-card,
.diff-card,
.target-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 20px;
  border: 1px solid rgba(100, 116, 139, 0.3);
}

.quote-card {
  border-left: 4px solid var(--gold);
  position: relative;
  padding-left: 22px;
}

.quote-card::before {
  content: "“";
  position: absolute;
  left: 8px;
  top: 6px;
  color: var(--gold-soft);
  font-size: 24px;
}

.reason-card {
  display: grid;
  gap: 6px;
}

.reason-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(201, 168, 76, 0.6);
  display: grid;
  place-items: center;
  color: var(--gold-soft);
}

.program-card {
  transition: border-color 0.2s ease;
}

.program-card:hover {
  border-color: rgba(201, 168, 76, 0.9);
}

.program-card ul {
  margin: 0;
  padding-left: 18px;
}

.program-no {
  display: inline-block;
  font-family: "Inter", sans-serif;
  color: var(--gold);
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 6px;
}

.radial-bg {
  background: radial-gradient(circle at center, rgba(31, 41, 55, 0.95) 0%, #0d1117 70%);
}

.check-list,
.dot-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.check-list li,
.dot-list li {
  padding-left: 30px;
  position: relative;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 1px;
  color: var(--gold);
  font-weight: 700;
}

.dot-list li::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
  position: absolute;
  left: 2px;
  top: 12px;
}

.large-text li {
  font-size: clamp(16px, 2.3vw, 19px);
}

.timeline {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.timeline li {
  display: grid;
  gap: 4px;
  padding-left: 16px;
  border-left: 2px solid rgba(201, 168, 76, 0.6);
}

.timeline span {
  color: var(--gold-soft);
  font-family: "Inter", sans-serif;
  letter-spacing: 0.08em;
  font-size: 12px;
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
}

.badge {
  border: 1px solid rgba(201, 168, 76, 0.5);
  color: var(--gold-soft);
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 13px;
}

.target-card ul {
  margin: 0;
  padding-left: 20px;
}

.fit li::marker {
  color: var(--gold);
}

.not-fit {
  border-color: rgba(148, 163, 184, 0.4);
}

.not-fit li::marker {
  color: #94a3b8;
}

.step-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 18px;
}

.step-list li {
  display: grid;
  grid-template-columns: 86px 1fr;
  gap: 14px;
  align-items: start;
}

.step-no {
  color: var(--gold-soft);
  font-family: "Inter", sans-serif;
  font-size: 12px;
  letter-spacing: 0.12em;
  border-right: 1px solid rgba(201, 168, 76, 0.5);
  padding-right: 8px;
  min-height: 100%;
}

.name {
  margin-bottom: 6px;
}

.profile-layout {
  display: grid;
  gap: 18px;
}

.profile-layout .eyebrow {
  grid-column: 1 / -1;
}

.profile-aside {
  display: grid;
  gap: 12px;
  width: fit-content;
}

.profile-photo {
  width: 132px;
  height: 168px;
  border-radius: 20px;
  border: 2px solid rgba(201, 168, 76, 0.7);
  background: linear-gradient(145deg, rgba(201, 168, 76, 0.25), rgba(17, 24, 39, 0.8));
  object-fit: cover;
  object-position: center top;
  display: block;
}

.profile-content {
  min-width: 0;
}

.profile-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.profile-links a {
  display: inline-block;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid rgba(201, 168, 76, 0.6);
  background: rgba(17, 24, 39, 0.72);
  color: var(--gold-soft);
  font-size: 12px;
  line-height: 1.2;
  text-decoration: none;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.profile-links a:hover {
  background: rgba(201, 168, 76, 0.2);
  color: #f8e8b4;
}

.achievement-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0;
}

.achievement-badges span {
  background: rgba(201, 168, 76, 0.95);
  color: #0d1117;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
}

.tools-heading {
  margin: 18px 0 10px;
  font-size: 16px;
  color: var(--gold-soft);
}

.tool-chip-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tool-chip-list li {
  margin: 0;
  line-height: 1.5;
  font-size: 13px;
  color: var(--text);
  border: 1px solid rgba(201, 168, 76, 0.45);
  border-radius: 999px;
  padding: 6px 10px;
  background: rgba(17, 24, 39, 0.7);
}

.cta-section {
  text-align: center;
}

.cta-inner {
  max-width: 760px;
}

.cta-actions {
  margin-top: 18px;
}

.provider-note {
  margin: 14px 0 18px;
  color: var(--text-soft);
  font-size: 14px;
}

.provider-note a {
  color: var(--gold-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.option-service {
  background: #1a1f2e;
}

.option-eyebrow {
  color: #60a5fa;
}

.option-lead {
  margin: 0 0 18px;
  color: var(--text-soft);
}

.option-preview-grid {
  display: grid;
  gap: 12px;
  margin-bottom: 16px;
}

.option-preview-card {
  background: #f8fafc;
  color: #1e293b;
  border-left: 4px solid #2563eb;
  border-radius: 12px;
  padding: 16px 16px 14px;
}

.option-preview-card h3 {
  margin-bottom: 6px;
  color: #1e3a8a;
  font-size: 18px;
}

.option-preview-card p {
  margin: 0;
  color: #334155;
  font-size: 14px;
}

.btn-option {
  display: inline-block;
  min-height: 48px;
  padding: 14px 30px;
  border-radius: 8px;
  background: #2563eb;
  color: #ffffff;
  text-decoration: none;
  font-weight: 700;
  transition: background-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
}

.btn-option:hover {
  background: #1d4ed8;
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(37, 99, 235, 0.36);
}

.option-note {
  margin: 10px 0 0;
  color: var(--text-soft);
  font-size: 13px;
}

.site-footer {
  border-top: 1px solid rgba(100, 116, 139, 0.3);
  padding: 20px 0;
  color: var(--text-soft);
  font-size: 13px;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

@media (min-width: 769px) {
  :root {
    --container: min(960px, calc(100vw - 80px));
  }

  .section {
    padding: 108px 0;
  }

  .card-grid {
    grid-template-columns: 1fr 1fr;
  }

  .program-grid,
  .diff-grid,
  .reason-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .option-preview-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .target-grid {
    grid-template-columns: 1fr 1fr;
  }

  .profile-layout {
    grid-template-columns: 220px minmax(0, 1fr);
    align-items: start;
  }

  .profile-aside {
    grid-column: 1;
    grid-row: 2;
    width: 200px;
  }

  .profile-photo {
    width: 200px;
    height: 248px;
    border-radius: 24px;
  }

  .profile-links {
    width: 200px;
  }

  .profile-content {
    grid-column: 2;
    grid-row: 2;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 64px 0;
  }

  .btn-primary {
    width: 100%;
    text-align: center;
  }

  .btn-option {
    width: 100%;
    text-align: center;
  }

  .step-list li {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .step-no {
    border-right: 0;
    border-bottom: 1px solid rgba(201, 168, 76, 0.4);
    padding-bottom: 6px;
  }
}