:root {
  --color-bg: #f7f9fc;
  --color-surface: #ffffff;
  --color-text: #1b2430;
  --color-text-muted: #5b6678;
  --color-border: #e2e8f0;
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-accent: #0ea5e9;
  --radius: 14px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, "Hiragino Sans", "Yu Gothic UI", "Segoe UI", Roboto, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
}

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

.wrap {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  padding-top: 14px;
  padding-bottom: 14px;
  gap: 12px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.02em;
}

.brand .mark {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
  display: inline-block;
}

.nav-links {
  display: flex;
  gap: 24px;
  font-size: 14px;
  font-weight: 600;
}

.nav-links a {
  color: var(--color-text-muted);
}

.nav-links a.active,
.nav-links a:hover {
  color: var(--color-primary);
}

.nav-cta {
  background: var(--color-primary);
  color: #fff;
  padding: 9px 18px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}

.nav-cta:hover {
  background: var(--color-primary-dark);
}

/* Hero */
.hero {
  background: radial-gradient(circle at 20% 0%, #e0f2fe 0%, var(--color-bg) 55%);
  padding: 72px 0 64px;
}

.eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--color-primary);
  background: #e8f0ff;
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: 40px;
  line-height: 1.35;
  margin: 0 0 18px;
  letter-spacing: -0.02em;
}

.hero p.lead {
  font-size: 16px;
  color: var(--color-text-muted);
  max-width: 560px;
  margin: 0 0 28px;
}

.btn-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 14px;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-primary-dark);
}

.btn-outline {
  background: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* Sections */
section {
  padding: 56px 0;
}

.section-title {
  font-size: 26px;
  margin: 0 0 10px;
  letter-spacing: -0.01em;
}

.section-lead {
  color: var(--color-text-muted);
  margin: 0 0 32px;
  max-width: 640px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

@media (max-width: 760px) {
  .grid-3,
  .grid-2 {
    grid-template-columns: 1fr;
  }
  .hero h1 {
    font-size: 30px;
  }
  .nav-links {
    order: 3;
    width: 100%;
    justify-content: flex-start;
    gap: 16px;
  }
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
}

.card h3 {
  margin: 0 0 8px;
  font-size: 17px;
}

.card p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 14px;
}

.card .icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: #e8f0ff;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 14px;
}

/* Table */
.price-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.price-table th,
.price-table td {
  padding: 14px 16px;
  text-align: left;
  font-size: 14px;
  border-bottom: 1px solid var(--color-border);
}

.price-table th {
  background: #f1f5f9;
  color: var(--color-text-muted);
  font-weight: 700;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.price-table tr:last-child td {
  border-bottom: none;
}

.category-label {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 999px;
  background: #e8f0ff;
  color: var(--color-primary);
  margin-bottom: 4px;
}

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

/* Steps */
.steps {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.step {
  display: flex;
  gap: 18px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 22px 24px;
}

.step .num {
  flex: 0 0 auto;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 15px;
}

.step h3 {
  margin: 0 0 6px;
  font-size: 16px;
}

.step p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 14px;
}

.notice {
  background: #fff7ed;
  border: 1px solid #fed7aa;
  border-radius: var(--radius);
  padding: 18px 22px;
  font-size: 14px;
  color: #92400e;
}

.notice strong {
  display: block;
  margin-bottom: 4px;
  color: #78350f;
}

/* CTA band */
.cta-band {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: 20px;
  padding: 40px;
  color: #fff;
  text-align: center;
  margin: 0 20px;
}

.cta-band h2 {
  margin: 0 0 10px;
  font-size: 24px;
}

.cta-band p {
  margin: 0 0 22px;
  opacity: 0.92;
}

.cta-band .btn-primary {
  background: #fff;
  color: var(--color-primary-dark);
}

.cta-band .btn-primary:hover {
  background: #eef2ff;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 28px 0;
  margin-top: 40px;
}

.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 13px;
  color: var(--color-text-muted);
}