:root {
  color-scheme: light;
  --color-primary: #0ea5e9;
  --color-primary-50: #f0f9ff;
  --color-primary-700: #0369a1;
  --color-surface: #ffffff;
  --color-background: #f5f7fa;
  --color-text: #1f2937;
  --color-text-secondary: #6b7280;
  --color-text-strong-secondary: #4b5563;
  --color-border: #e5e7eb;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background: var(--color-surface);
  color: var(--color-text);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-8);
  scrollbar-color: #9ca3af var(--color-background);
  scrollbar-width: thin;
}

body {
  margin: 0;
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 1rem;
  line-height: 1.7;
}

::selection {
  color: var(--color-text);
  background: #bae6fd;
}

a {
  color: var(--color-primary-700);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
  transition: color 160ms ease-out, background-color 160ms ease-out, border-color 160ms ease-out;
}

a:hover {
  color: #075985;
}

a:focus-visible {
  outline: 2px solid var(--color-primary-700);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.site-container {
  width: min(100% - 48px, 1120px);
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  z-index: 10;
  top: var(--space-2);
  left: var(--space-2);
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  padding-inline: var(--space-4);
  transform: translateY(calc(-100% - var(--space-2)));
  border-radius: var(--radius-md);
  background: var(--color-primary-700);
  color: var(--color-surface);
}

.skip-link:focus {
  transform: translateY(0);
  color: var(--color-surface);
}

.site-header {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
}

.header-inner {
  display: flex;
  min-height: 76px;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}

.brand {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-primary-700);
  text-decoration: none;
  white-space: nowrap;
}

.brand:hover {
  color: var(--color-primary-700);
}

.brand-name {
  font-size: 1.375rem;
  font-weight: 750;
  letter-spacing: -0.035em;
}

.brand-type {
  padding-left: var(--space-2);
  border-left: 1px solid #bae6fd;
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
}

.main-nav ul {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  margin: 0;
  padding: 0;
  list-style: none;
}

.main-nav a,
.employee-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  font-size: 0.9375rem;
  font-weight: 550;
  text-decoration: none;
}

.main-nav a {
  color: var(--color-text-strong-secondary);
}

.main-nav a:hover {
  color: var(--color-primary-700);
}

.employee-link {
  padding-inline: var(--space-4);
  border: 1px solid #bae6fd;
  border-radius: var(--radius-md);
  color: var(--color-primary-700);
  white-space: nowrap;
}

.employee-link:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-50);
  color: var(--color-primary-700);
}

.hero {
  padding-block: var(--space-16);
}

.hero-copy-block {
  max-width: 620px;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  max-width: 12ch;
  color: var(--color-text);
  font-size: clamp(2.75rem, 6vw, 4.5rem);
  font-weight: 720;
  letter-spacing: -0.035em;
  line-height: 1.16;
  text-wrap: balance;
}

.hero-lead {
  margin-top: var(--space-6);
  color: var(--color-primary-700);
  font-size: clamp(1.375rem, 2.7vw, 1.875rem);
  font-weight: 650;
  letter-spacing: -0.025em;
  line-height: 1.45;
  text-wrap: balance;
}

.hero-description {
  max-width: 58ch;
  margin-top: var(--space-4);
  color: var(--color-text-secondary);
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-8);
}

.action-link {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-6);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
}

.action-link-primary {
  background: var(--color-primary-700);
  color: var(--color-surface);
}

.action-link-primary:hover {
  background: #075985;
  color: var(--color-surface);
}

.action-link-secondary {
  border-color: var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-strong-secondary);
}

.action-link-secondary:hover {
  border-color: #bae6fd;
  background: var(--color-primary-50);
  color: var(--color-primary-700);
}

.content-section {
  border-top: 1px solid var(--color-border);
  padding-block: clamp(48px, 7vw, 80px);
  scroll-margin-top: var(--space-8);
}

.section-heading {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
}

h2 {
  color: var(--color-text);
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  font-weight: 680;
  letter-spacing: -0.025em;
  line-height: 1.3;
  text-wrap: balance;
}

.section-description {
  max-width: 68ch;
  margin-top: var(--space-3);
  color: var(--color-text-secondary);
  line-height: 1.8;
}

.category-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: var(--space-8) 0 0;
  padding: 0;
  border-block: 1px solid var(--color-border);
  list-style: none;
}

.category-list li {
  display: flex;
  min-height: 120px;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-5) var(--space-6) var(--space-5) 0;
}

.category-list li + li {
  padding-left: var(--space-6);
  border-left: 1px solid var(--color-border);
}

.category-name {
  color: var(--color-text);
  font-size: 1.125rem;
  font-weight: 620;
}

.category-state {
  color: var(--color-text-secondary);
  font-size: 0.8125rem;
}

.registered-scope {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-top: var(--space-6);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  background: var(--color-background);
  color: var(--color-text-strong-secondary);
  font-size: 0.9375rem;
  line-height: 1.85;
  overflow-wrap: anywhere;
}

.registered-scope-label {
  color: var(--color-text);
  font-weight: 650;
}

.store-section {
  display: grid;
  grid-template-columns: minmax(220px, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(var(--space-8), 8vw, 104px);
}

.store-intro .section-description {
  max-width: 28ch;
}

.store-details {
  margin: 0;
  border-top: 1px solid var(--color-border);
}

.store-detail-row {
  display: grid;
  grid-template-columns: minmax(130px, 0.6fr) minmax(0, 1.4fr);
  gap: var(--space-4);
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.store-detail-row dt {
  color: var(--color-text-secondary);
}

.store-detail-row dd {
  margin: 0;
  color: var(--color-text-strong-secondary);
  font-weight: 550;
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-6);
}

.contact-links a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
}

.site-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-background);
}

.footer-inner {
  display: flex;
  min-height: 112px;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  padding-block: var(--space-6);
}

.footer-brand {
  color: var(--color-text);
  font-weight: 650;
}

.footer-sponsor {
  margin-top: var(--space-1);
  color: var(--color-text-secondary);
  font-size: 0.8125rem;
}

.filing-link {
  flex: 0 0 auto;
  font-size: 0.875rem;
}

.filing-link a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  color: var(--color-text-strong-secondary);
}

.filing-link a:hover {
  color: var(--color-primary-700);
}

@media (max-width: 767px) {
  .site-container {
    width: min(100% - 32px, 600px);
  }

  .header-inner {
    min-height: auto;
    flex-wrap: wrap;
    gap: var(--space-2) var(--space-4);
    padding-block: var(--space-2);
  }

  .brand {
    min-height: 48px;
  }

  .main-nav {
    order: 3;
    width: 100%;
  }

  .main-nav ul {
    justify-content: space-between;
    gap: var(--space-2);
  }

  .main-nav a {
    padding-inline: var(--space-2);
    font-size: 0.875rem;
  }

  .employee-link {
    margin-left: auto;
  }

  .hero {
    padding-block: var(--space-12) var(--space-16);
  }

  .hero-copy-block {
    max-width: 36rem;
  }

  h1 {
    font-size: clamp(2.5rem, 12vw, 3.5rem);
  }

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

  .category-list li,
  .category-list li + li {
    min-height: 88px;
    padding: var(--space-4) 0;
    border-left: 0;
  }

  .category-list li + li {
    border-top: 1px solid var(--color-border);
  }

  .store-section {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-6);
  }

  .store-intro .section-description {
    max-width: 68ch;
  }

  .footer-inner {
    min-height: auto;
    align-items: flex-start;
    flex-direction: column;
    gap: var(--space-4);
  }
}

@media (max-width: 420px) {
  .site-container {
    width: min(100% - 24px, 600px);
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .action-link {
    width: 100%;
  }

  .store-detail-row {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-1);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

@media print {
  .site-header,
  .hero-actions {
    display: none;
  }

  .site-container {
    width: 100%;
  }

  .hero,
  .content-section {
    padding-block: var(--space-6);
  }

  .site-footer {
    background: var(--color-surface);
  }
}