:root {
  --bg: #f6f8fb;
  --surface: #ffffff;
  --surface-soft: #f9fbfd;
  --text: #16202a;
  --muted: #5b6773;
  --line: #dde4ec;
  --primary: #0f62fe;
  --primary-soft: #eaf1ff;
  --max-width: 1120px;
  --radius-lg: 18px;
  --radius-md: 12px;
  --shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
}

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

.container {
  width: min(var(--max-width), calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(16px);
  background: rgba(246, 248, 251, 0.92);
  border-bottom: 1px solid rgba(221, 228, 236, 0.88);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand-name {
  font-size: 18px;
  font-weight: 700;
}

.brand-subtitle {
  font-size: 12px;
  color: var(--muted);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.nav-links a {
  font-size: 14px;
  color: var(--muted);
}

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

.hero {
  padding: 72px 0 40px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(300px, 1fr);
  gap: 28px;
  align-items: stretch;
}

.card,
.hero-card,
.info-card,
.contact-card,
.legal-card,
.product-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 40px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
}

.hero h1 {
  margin: 18px 0 14px;
  font-size: clamp(32px, 5vw, 48px);
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.hero p,
.page-hero p,
.section-head p,
.info-card p,
.product-card p,
.contact-card p,
.legal-card p,
.legal-card li {
  color: var(--muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.button,
.button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  border: 1px solid transparent;
}

.button {
  background: var(--text);
  color: #fff;
}

.button-secondary {
  background: #fff;
  color: var(--text);
  border-color: var(--line);
}

.hero-side {
  padding: 30px;
}

.side-title {
  font-size: 15px;
  font-weight: 700;
}

.side-list,
.metric-list,
.detail-list,
.legal-list,
.contact-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

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

.side-list li {
  padding: 14px 16px;
  border-radius: var(--radius-md);
  background: var(--surface-soft);
  border: 1px solid #edf2f7;
}

.side-list strong {
  display: block;
  margin-bottom: 4px;
  font-size: 14px;
}

.section {
  padding: 20px 0 56px;
}

.section-head {
  margin-bottom: 22px;
}

.section-head h2 {
  margin: 0 0 8px;
  font-size: 28px;
}

.grid-3,
.grid-2 {
  display: grid;
  gap: 20px;
}

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

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

.info-card,
.product-card,
.contact-card,
.legal-card {
  padding: 24px;
}

.info-card h3,
.product-card h3,
.contact-card h3,
.legal-card h3 {
  margin: 0 0 10px;
  font-size: 18px;
}

.metric-list li,
.detail-list li,
.contact-list li {
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.metric-list li:first-child,
.detail-list li:first-child,
.contact-list li:first-child {
  border-top: 0;
  padding-top: 0;
}

.label {
  display: block;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 3px;
}

.value {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

.legal-list {
  padding-left: 18px;
  display: grid;
  gap: 10px;
}

.page-hero {
  padding: 56px 0 24px;
}

.page-hero .card {
  padding: 34px;
}

.page-hero h1 {
  margin: 0 0 10px;
  font-size: clamp(28px, 4vw, 40px);
}

.page-content {
  padding-bottom: 60px;
}

.legal-meta {
  margin-top: 14px;
  font-size: 14px;
  color: var(--muted);
}

.inline-link {
  color: var(--primary);
}

.notice {
  padding: 16px 18px;
  border-radius: var(--radius-md);
  background: #f5f8ff;
  border: 1px solid #dbe7ff;
  color: #324256;
  font-size: 14px;
}

.footer {
  border-top: 1px solid var(--line);
  background: #fff;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 0 44px;
  color: var(--muted);
  font-size: 14px;
}

.footer-meta {
  display: grid;
  gap: 4px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.record-link {
  color: var(--text);
}

@media (max-width: 960px) {
  .hero-grid,
  .grid-3,
  .grid-2,
  .footer-inner {
    grid-template-columns: 1fr;
    display: grid;
  }

  .navbar {
    flex-direction: column;
    align-items: flex-start;
    padding: 14px 0;
  }

  .hero-card,
  .hero-side,
  .page-hero .card {
    padding: 28px;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(var(--max-width), calc(100% - 24px));
  }

  .nav-links {
    gap: 12px;
  }

  .hero {
    padding-top: 40px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .button,
  .button-secondary {
    width: 100%;
  }
}