/* Reset */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* Base */
:root {
  --color-bg: #ffffff;
  --color-text: #222222;
  --color-muted: #666666;
  --color-border: #dddddd;
  --color-accent: #2a5d3c;
  --color-accent-light: #f0f6f2;
  --color-link: #1a6b3c;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --max-width: 960px;
}

html {
  font-size: 100%;
  line-height: 1.6;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
}

a {
  color: var(--color-link);
}

a:hover {
  text-decoration: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Layout */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
.site-header {
  border-bottom: 2px solid var(--color-accent);
  padding: 1rem 0;
}

.site-header .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-accent);
  text-decoration: none;
}

.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  gap: 1.5rem;
}

.site-nav a {
  text-decoration: none;
  color: var(--color-text);
  font-size: 0.95rem;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--color-accent);
  text-decoration: underline;
}

/* Main */
main {
  padding: 2rem 0;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 1.5rem 0;
  margin-top: 3rem;
  color: var(--color-muted);
  font-size: 0.85rem;
}

/* Typography */
h1 {
  font-size: 2rem;
  margin-bottom: 1rem;
  line-height: 1.2;
}

h2 {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

h3 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

/* Section headings on homepage */
.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  border-bottom: 2px solid var(--color-border);
  padding-bottom: 0.5rem;
  margin-bottom: 1.5rem;
  margin-top: 2.5rem;
}

.section-heading:first-child {
  margin-top: 0;
}

.section-heading a {
  font-size: 0.9rem;
}

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.card {
  border: 1px solid var(--color-border);
  border-radius: 4px;
  overflow: hidden;
}

.card-image {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--color-accent-light);
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-body {
  padding: 1rem;
}

.card-body h3 {
  margin-bottom: 0.25rem;
}

.card-body h3 a {
  text-decoration: none;
  color: var(--color-text);
}

.card-body h3 a:hover {
  color: var(--color-link);
}

.card-meta {
  font-size: 0.85rem;
  color: var(--color-muted);
  margin-bottom: 0.5rem;
}

.card-body p {
  font-size: 0.95rem;
  color: var(--color-muted);
}

/* Detail pages */
.detail-header {
  margin-bottom: 2rem;
}

.detail-header h1 {
  margin-bottom: 0.25rem;
}

.detail-meta {
  color: var(--color-muted);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.detail-image {
  margin-bottom: 1.5rem;
  border-radius: 4px;
  overflow: hidden;
}

.detail-content {
  max-width: 680px;
  line-height: 1.7;
}

.detail-content p {
  margin-bottom: 1rem;
}

.detail-content h2 {
  margin-top: 1.5rem;
}

/* Business detail extras */
.business-info {
  background: var(--color-accent-light);
  border-radius: 4px;
  padding: 1rem 1.25rem;
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
  line-height: 1.8;
}

.business-info dt {
  font-weight: 600;
  display: inline;
}

.business-info dd {
  display: inline;
  margin-left: 0;
}

.business-info dd::after {
  content: "";
  display: block;
}

/* Category tag */
.category-tag {
  display: inline-block;
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-size: 0.8rem;
  padding: 0.15rem 0.5rem;
  border-radius: 3px;
  margin-bottom: 0.5rem;
}

/* Back link */
.back-link {
  display: inline-block;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
}

/* Hero section */
.hero {
  text-align: center;
  padding: 2rem 0 1rem;
}

.hero h1 {
  font-size: 2.2rem;
}

.hero p {
  font-size: 1.1rem;
  color: var(--color-muted);
  max-width: 560px;
  margin: 0 auto;
}

/* Category filter bar */
.filter-bar {
  display: none;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.filter-btn {
  background: var(--color-bg);
  color: var(--color-muted);
  border: 1px solid var(--color-border);
  border-radius: 3px;
  padding: 0.3rem 0.75rem;
  font-size: 0.85rem;
  font-family: inherit;
  cursor: pointer;
}

.filter-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.filter-btn.active {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}

.card[hidden] {
  display: none;
}

/* Responsive */
@media (max-width: 600px) {
  .site-header .container {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-nav ul {
    gap: 1rem;
  }

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

  .hero h1 {
    font-size: 1.7rem;
  }
}