:root {
  color-scheme: light;
  --bg: #f3f5f7;
  --bg-strong: #edf2f6;
  --surface: rgba(255, 255, 255, 0.9);
  --surface-strong: #ffffff;
  --text: #15202b;
  --muted: #5f6b76;
  --line: rgba(21, 32, 43, 0.1);
  --accent: #2f6fed;
  --accent-strong: #123b90;
  --accent-soft: rgba(47, 111, 237, 0.1);
  --ok: #198754;
  --warn: #b66a15;
  --shadow: 0 20px 60px rgba(20, 32, 43, 0.08);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(47, 111, 237, 0.09), transparent 22%),
    radial-gradient(circle at 100% 12%, rgba(18, 59, 144, 0.06), transparent 20%),
    linear-gradient(180deg, #f9fbfd 0%, var(--bg) 45%, #eef2f5 100%);
  font-family: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Helvetica Neue", sans-serif;
}

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

code {
  padding: 0.12rem 0.38rem;
  border-radius: 0.5rem;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-family: "SFMono-Regular", "Consolas", monospace;
  font-size: 0.92em;
}

.page-shell {
  overflow: hidden;
}

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

.hero {
  padding: 56px 0 26px;
}

.hero-grid {
  display: grid;
  gap: 18px;
}

.hero-copy-block {
  display: grid;
  gap: 16px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--accent);
}

.hero-title {
  margin: 0;
  font-size: clamp(34px, 10vw, 76px);
  line-height: 0.98;
  letter-spacing: -0.05em;
}

.hero-copy,
.section-copy,
.card-copy,
.list-note {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
  font-size: 16px;
}

.hero-tags,
.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag,
.badge {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.66);
  color: var(--muted);
  font-size: 13px;
}

.tag strong,
.badge strong {
  color: var(--text);
}

.hero-panel,
.info-card,
.price-card,
.note-card,
.table-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.hero-panel {
  padding: 18px;
}

.panel-label {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.metric-grid,
.cards-2,
.cards-3,
.table-grid {
  display: grid;
  gap: 16px;
}

.metric-card,
.info-card,
.note-card,
.table-card {
  padding: 18px;
}

.metric-card {
  border-radius: var(--radius-lg);
  background: var(--surface-strong);
  border: 1px solid var(--line);
}

.metric-label {
  display: block;
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.metric-value {
  display: block;
  font-size: clamp(22px, 6vw, 34px);
  font-weight: 800;
  letter-spacing: -0.05em;
}

.metric-desc {
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.7;
  font-size: 14px;
}

.section {
  padding: 22px 0 44px;
}

.section-head {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
  max-width: 760px;
}

.section-kicker {
  margin: 0;
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section-title {
  margin: 0;
  font-size: clamp(28px, 7vw, 46px);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.info-card h3,
.note-card h3,
.table-card h3 {
  margin: 0 0 10px;
  font-size: 19px;
  line-height: 1.3;
}

.info-card p,
.note-card p,
.table-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.info-card.highlight,
.note-card.highlight {
  background: linear-gradient(180deg, rgba(47, 111, 237, 0.08), rgba(255, 255, 255, 0.98));
}

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

.check-list li,
.risk-list li {
  position: relative;
  padding-left: 20px;
  color: var(--muted);
  line-height: 1.8;
}

.check-list li::before,
.risk-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--accent);
}

.risk-list li::before {
  background: var(--warn);
}

.price-stack {
  display: grid;
  gap: 14px;
}

.price-card {
  padding: 18px;
}

.price-label {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.price-value {
  margin-top: 10px;
  font-size: clamp(30px, 8vw, 54px);
  font-weight: 800;
  letter-spacing: -0.05em;
}

.price-note {
  margin-top: 10px;
  color: var(--muted);
  line-height: 1.8;
}

.price-total {
  background: linear-gradient(135deg, #15202b, #2c4568);
  color: #fff;
}

.price-total .price-label,
.price-total .price-note {
  color: rgba(255, 255, 255, 0.78);
}

.timeline {
  display: grid;
  gap: 14px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.timeline-item:last-child {
  border-bottom: 0;
}

.timeline-day {
  color: var(--accent-strong);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.timeline-body strong {
  display: block;
  margin-bottom: 6px;
  font-size: 17px;
}

.timeline-body p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

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

.table-row {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.table-row:last-child {
  border-bottom: 0;
}

.table-key {
  color: var(--muted);
}

.table-value {
  max-width: 64%;
  text-align: right;
  font-weight: 600;
}

.cta-box {
  padding: 20px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(47, 111, 237, 0.08), rgba(255, 255, 255, 0.98));
  box-shadow: var(--shadow);
}

.cta-box h3 {
  margin: 0 0 10px;
  font-size: 22px;
}

.footer {
  padding: 6px 0 56px;
  color: var(--muted);
  font-size: 14px;
}

.footer p {
  margin: 0;
  line-height: 1.8;
}

@media (min-width: 768px) {
  .hero {
    padding: 80px 0 32px;
  }

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

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

@media (min-width: 1040px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
    align-items: stretch;
  }

  .section {
    padding: 28px 0 54px;
  }
}