body {
  background: var(--surface);
}

.site-header {
  align-items: center;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 20px;
  justify-content: space-between;
  padding: 14px 24px;
  position: sticky;
  top: 0;
  z-index: 5;
}

.site-nav {
  display: flex;
  gap: 22px;
  font-size: 14px;
}

.site-nav a {
  color: var(--ink-soft);
}

@media (max-width: 860px) {
  .site-nav {
    display: none;
  }
}

.btn-lg {
  font-size: 15px;
  padding: 14px 24px;
}

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

.hero {
  align-items: center;
  display: grid;
  gap: 48px;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  margin: 0 auto;
  max-width: 1120px;
  padding: 72px 24px 64px;
}

@media (max-width: 960px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
    gap: 36px;
    padding-top: 48px;
  }
}

.eyebrow {
  color: var(--accent-ink);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  margin-bottom: 14px;
}

.hero h1 {
  font-size: clamp(30px, 4.4vw, 46px);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.32;
  /* 折り返しを均等にして、末尾に1文字だけ残る行を避ける */
  text-wrap: balance;
}

.hero-offer {
  font-size: clamp(17px, 1.9vw, 20px);
  font-weight: 700;
  margin-top: 16px;
}

.lead {
  color: var(--ink-soft);
  font-size: 16px;
  margin-top: 20px;
  max-width: 34em;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.hero-note {
  color: var(--ink-faint);
  font-size: 13px;
  margin-top: 16px;
}

.hero-price {
  align-items: baseline;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.hero-price strong {
  font-size: 30px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.hero-price span {
  color: var(--ink-faint);
  font-size: 13px;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
}

.hero-badges li {
  background: var(--canvas);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink-soft);
  font-size: 12.5px;
  padding: 5px 12px;
}

/* --- ヒーローのモック（装飾） --- */
.hero-visual {
  margin: 0;
}

.mock-doc {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  box-shadow: var(--shadow);
  padding: 30px 28px;
  position: relative;
  aspect-ratio: 210 / 297;
  display: flex;
  flex-direction: column;
  gap: 14px;
  overflow: hidden;
}

.mock-title {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.4em;
  text-align: center;
  border-bottom: 2px solid var(--ink);
  padding-bottom: 6px;
  width: 42%;
  margin: 0 auto;
}

.mock-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  color: var(--ink-faint);
  font-size: 11px;
}

.mock-client {
  border-bottom: 1px solid var(--ink);
  font-size: 15px;
  font-weight: 700;
  padding-bottom: 4px;
  width: 58%;
}

.mock-total {
  border: 1px solid var(--ink);
  background: var(--canvas);
  padding: 8px 12px;
  width: 58%;
}

.mock-total span {
  color: var(--ink-faint);
  display: block;
  font-size: 10px;
}

.mock-total strong {
  font-size: 19px;
  font-variant-numeric: tabular-nums;
}

.mock-table {
  border: 1px solid var(--line);
  display: grid;
  grid-template-columns: 1fr 52px 64px;
  flex: 1;
}

.mock-table span {
  border-bottom: 1px solid var(--line);
  border-right: 1px solid var(--line);
  min-height: 22px;
}

.mock-table span:nth-child(-n + 3) {
  background: var(--canvas);
}

.mock-sum {
  color: var(--ink-faint);
  font-size: 11px;
  text-align: right;
}

.mock-stamp {
  color: rgba(18, 22, 27, 0.07);
  font-size: 68px;
  font-weight: 800;
  left: 50%;
  letter-spacing: 0.1em;
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%) rotate(-24deg);
  pointer-events: none;
}

/* --- セクション --- */
.section {
  margin: 0 auto;
  max-width: 1120px;
  padding: 68px 24px;
}

.section-alt {
  background: var(--canvas);
  border-block: 1px solid var(--line);
  max-width: none;
}

.section-alt > * {
  margin-inline: auto;
  max-width: 1072px;
}

.section-head {
  margin-bottom: 36px;
  max-width: 38em;
}

.section-head h2 {
  font-size: clamp(22px, 2.6vw, 29px);
  font-weight: 800;
  letter-spacing: -0.01em;
}

.section-head p {
  color: var(--ink-soft);
  margin-top: 10px;
}

.cards {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
}

.cards-3 {
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
}

.feature,
.persona {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
}

.feature h3,
.persona h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature p,
.persona p {
  color: var(--ink-soft);
  font-size: 14px;
}

.steps {
  counter-reset: step;
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  list-style: none;
  margin: 0;
  padding: 0;
}

.steps li {
  border-top: 2px solid var(--accent);
  padding-top: 18px;
}

.step-no {
  background: var(--accent-soft);
  border-radius: 999px;
  color: var(--accent-ink);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  height: 26px;
  width: 26px;
  margin-bottom: 10px;
}

.steps h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 6px;
}

.steps p {
  color: var(--ink-soft);
  font-size: 14px;
}

/* --- 価格 --- */
.pricing {
  display: flex;
  justify-content: center;
}

.price-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
  max-width: 440px;
  padding: 30px 28px;
  width: 100%;
}

.price-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink-soft);
}

.price-amount {
  align-items: baseline;
  display: flex;
  gap: 10px;
  margin: 6px 0 20px;
}

.price-amount strong {
  font-size: 46px;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.price-amount span {
  color: var(--ink-faint);
  font-size: 13px;
}

.price-list {
  display: grid;
  gap: 9px;
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
}

.price-list li {
  color: var(--ink-soft);
  font-size: 14px;
  padding-left: 24px;
  position: relative;
}

.price-list li::before {
  color: var(--accent);
  content: "✓";
  font-weight: 700;
  left: 4px;
  position: absolute;
}

.price-note {
  color: var(--ink-faint);
  font-size: 12.5px;
  margin: 12px 0 14px;
}

/* --- 比較表 --- */
.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.compare {
  background: var(--surface);
  border: 1px solid var(--line);
  border-collapse: collapse;
  border-radius: var(--radius);
  font-size: 14px;
  min-width: 680px;
  width: 100%;
}

.compare th,
.compare td {
  border-bottom: 1px solid var(--line);
  padding: 13px 16px;
  text-align: left;
  vertical-align: top;
}

.compare thead th {
  background: var(--canvas);
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}

.compare thead th:last-child {
  background: var(--accent-soft);
  color: var(--accent-ink);
}

.compare tbody th {
  color: var(--ink-soft);
  font-weight: 600;
  white-space: nowrap;
}

.compare td:last-child {
  background: #fffaf5;
}

.compare tbody tr:last-child th,
.compare tbody tr:last-child td {
  border-bottom: 0;
}

.table-note {
  color: var(--ink-faint);
  font-size: 13px;
  margin-top: 14px;
}

/* --- 動作環境・プライバシー --- */
.specs {
  display: grid;
  gap: 32px;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.specs h3 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 8px;
}

.specs p {
  color: var(--ink-soft);
  font-size: 14px;
}

/* --- FAQ --- */
.faq {
  border-top: 1px solid var(--line);
  max-width: 800px;
}

.faq details {
  border-bottom: 1px solid var(--line);
  padding: 16px 0;
}

.faq summary {
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  list-style: none;
  padding-right: 28px;
  position: relative;
}

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

.faq summary::after {
  content: "＋";
  color: var(--accent);
  position: absolute;
  right: 4px;
  top: 0;
}

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

.faq p {
  color: var(--ink-soft);
  font-size: 14px;
  margin-top: 10px;
}

/* --- 購入後のサンクスページ --- */
.thanks {
  max-width: 720px;
  text-align: center;
}

.thanks h1 {
  font-size: clamp(24px, 3.2vw, 34px);
  font-weight: 800;
  letter-spacing: -0.01em;
}

.thanks .lead {
  margin-inline: auto;
}

.thanks-steps {
  display: grid;
  gap: 10px;
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  text-align: left;
}

.thanks-steps li {
  background: var(--canvas);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink-soft);
  font-size: 14px;
  padding: 14px 16px;
}

.thanks-steps strong {
  color: var(--ink);
  display: block;
  font-size: 15px;
  margin-bottom: 4px;
}

.thanks-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 28px;
}

/* --- CTA / フッター --- */
.cta-band {
  background: #1b2027;
  color: #f4f6f8;
  padding: 62px 24px;
  text-align: center;
}

.cta-band h2 {
  font-size: clamp(21px, 2.4vw, 28px);
  font-weight: 800;
}

.cta-band p {
  color: #b9c0c8;
  margin: 12px 0 26px;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
  margin: 0 auto;
  max-width: 1120px;
  padding: 32px 24px 44px;
}

.footer-brand {
  font-size: 14px;
  font-weight: 700;
}

.footer-note {
  color: var(--ink-faint);
  font-size: 12.5px;
  margin-top: 6px;
  max-width: 44em;
}

.footer-nav {
  display: flex;
  gap: 18px;
  font-size: 13px;
}