/* === EDS Specialists Directory — styles.css === */

:root {
  /* Colors */
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-primary-light: #dbeafe;
  --color-secondary: #7c3aed;
  --color-secondary-light: #ede9fe;
  --color-accent: #059669;
  --color-accent-light: #d1fae5;
  --color-text: #1e293b;
  --color-text-light: #64748b;
  --color-bg: #ffffff;
  --color-bg-alt: #f8fafc;
  --color-border: #e2e8f0;
  --color-border-dark: #cbd5e1;

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;

  /* Layout */
  --max-width: 1200px;
  --nav-height: 64px;
  --radius: 8px;
  --radius-sm: 4px;
  --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1), 0 4px 6px rgba(0,0,0,0.05);
}

/* === Reset === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-primary-dark); text-decoration: underline; }
ul, ol { list-style: none; }
button { cursor: pointer; font-family: inherit; }

/* === Layout === */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--space-lg); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

/* === Navigation === */
.site-nav {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  height: var(--nav-height);
  position: sticky;
  top: 0;
  z-index: 100;
}
.site-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.site-nav__logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
}
.site-nav__logo:hover { color: var(--color-primary); text-decoration: none; }
.site-nav__links { display: flex; gap: var(--space-lg); align-items: center; }
.site-nav__links a {
  color: var(--color-text-light);
  font-size: 0.938rem;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.15s;
}
.site-nav__links a:hover { color: var(--color-primary); text-decoration: none; }

/* Mobile nav toggle */
.nav-toggle { display: none; background: none; border: none; padding: var(--space-sm); }
.nav-toggle svg { width: 24px; height: 24px; stroke: var(--color-text); }

@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .site-nav__links {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--color-bg);
    flex-direction: column;
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
  }
  .site-nav__links.is-open { display: flex; }
  .site-nav__links a { padding: var(--space-sm) 0; }
}

/* === Footer === */
.site-footer {
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  padding: var(--space-2xl) 0;
  margin-top: var(--space-3xl);
  color: var(--color-text-light);
  font-size: 0.875rem;
}
.site-footer .container {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: var(--space-xl);
  flex-wrap: wrap;
}
.footer-section h4 {
  color: var(--color-text);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.footer-section ul { display: flex; flex-direction: column; gap: var(--space-xs); }
.footer-section a { color: var(--color-text-light); font-size: 0.813rem; }
.footer-section a:hover { color: var(--color-primary); }
.footer-bottom {
  width: 100%;
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-lg);
  margin-top: var(--space-lg);
  text-align: center;
  font-size: 0.813rem;
}

/* === Breadcrumbs === */
.breadcrumbs {
  padding: var(--space-md) 0;
  font-size: 0.813rem;
  color: var(--color-text-light);
}
.breadcrumbs a { color: var(--color-text-light); }
.breadcrumbs a:hover { color: var(--color-primary); }
.breadcrumbs__sep { margin: 0 var(--space-xs); }

/* === Hero === */
.hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: #fff;
  padding: var(--space-3xl) 0;
  text-align: center;
}
.hero h1 { font-size: 2.5rem; font-weight: 800; margin-bottom: var(--space-md); line-height: 1.2; }
.hero p { font-size: 1.125rem; opacity: 0.9; max-width: 640px; margin: 0 auto; }

.hero--sm { padding: var(--space-2xl) 0; }
.hero--sm h1 { font-size: 1.75rem; }

.hero--image {
  position: relative;
  background-size: cover;
  background-position: center;
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero--image::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(37,99,235,0.85) 0%, rgba(124,58,237,0.85) 100%);
}
.hero--image .container { position: relative; z-index: 1; }

/* === Search Box (hero) === */
.hero-search {
  max-width: 560px;
  margin: var(--space-lg) auto 0;
  position: relative;
}
.hero-search input {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  padding-right: 3.5rem;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 50px;
  font-size: 1rem;
  background: rgba(255,255,255,0.15);
  color: #fff;
  outline: none;
  transition: all 0.2s;
}
.hero-search input::placeholder { color: rgba(255,255,255,0.7); }
.hero-search input:focus {
  background: rgba(255,255,255,0.25);
  border-color: rgba(255,255,255,0.6);
}
.hero-search__btn {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  background: #fff;
  color: var(--color-primary);
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
}

/* === Section Headers === */
.section { padding: var(--space-2xl) 0; }
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: var(--space-lg);
}
.section-header h2 { font-size: 1.5rem; font-weight: 700; }
.section-header a { font-size: 0.875rem; font-weight: 500; }

/* === Category Grid === */
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--space-lg);
}
.category-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow 0.2s, transform 0.2s;
  text-decoration: none;
  color: inherit;
  display: block;
}
.category-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  text-decoration: none;
  color: inherit;
}
.category-card__img {
  height: 160px;
  background-size: cover;
  background-position: center;
  background-color: var(--color-bg-alt);
}
.category-card__body { padding: var(--space-md); }
.category-card__name { font-weight: 600; font-size: 1rem; margin-bottom: var(--space-xs); }
.category-card__count { color: var(--color-text-light); font-size: 0.813rem; }

/* === State Grid === */
.state-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--space-sm);
}
.state-link {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  transition: border-color 0.15s, background 0.15s;
}
.state-link:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
  text-decoration: none;
}
.state-link__count {
  background: var(--color-bg-alt);
  color: var(--color-text-light);
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 99px;
}

/* === Listing Card === */
.listing-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-lg);
  transition: box-shadow 0.2s;
  display: block;
  color: inherit;
  text-decoration: none;
}
.listing-card:hover {
  box-shadow: var(--shadow-md);
  color: inherit;
  text-decoration: none;
}
.listing-card__name {
  font-size: 1.063rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}
.listing-card__meta {
  font-size: 0.813rem;
  color: var(--color-text-light);
  margin-bottom: var(--space-sm);
}
.listing-card__desc {
  font-size: 0.875rem;
  color: var(--color-text);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: var(--space-sm);
}
.listing-card__badges { display: flex; flex-wrap: wrap; gap: var(--space-xs); }

/* === Listing Cards Grid === */
.listings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--space-md);
}

/* === Listing Detail Page === */
.listing-detail { padding: var(--space-2xl) 0; }
.listing-detail h1 { font-size: 1.75rem; font-weight: 700; margin-bottom: var(--space-md); }

.listing-info {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
}
@media (max-width: 768px) {
  .listing-info { grid-template-columns: 1fr; }
}

.listing-info__main { display: flex; flex-direction: column; gap: var(--space-lg); }
.listing-info__sidebar {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-lg);
  align-self: start;
}

.listing-field { display: flex; flex-direction: column; gap: var(--space-xs); }
.listing-field__label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-light);
}
.listing-field__value { font-size: 0.938rem; }
.listing-field__value a { font-weight: 500; }

.listing-description {
  font-size: 0.938rem;
  line-height: 1.7;
  color: var(--color-text);
}

/* === Badges === */
.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 99px;
  font-size: 0.75rem;
  font-weight: 500;
  white-space: nowrap;
}
.badge--category {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}
.badge--treatment {
  background: var(--color-accent-light);
  color: var(--color-accent);
}
.badge--telehealth {
  background: var(--color-secondary-light);
  color: var(--color-secondary);
}
.badge--confidence-high {
  background: var(--color-accent-light);
  color: var(--color-accent);
}
.badge--confidence-medium {
  background: #fef3c7;
  color: #92400e;
}

/* === Treatment Flag Grid === */
.treatment-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-md);
}
.treatment-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-lg);
  display: block;
  color: inherit;
  text-decoration: none;
  transition: box-shadow 0.2s, border-color 0.2s;
}
.treatment-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow);
  text-decoration: none;
  color: inherit;
}
.treatment-card__label { font-weight: 600; font-size: 1rem; margin-bottom: var(--space-xs); }
.treatment-card__count { font-size: 0.813rem; color: var(--color-text-light); }

/* === City Links === */
.city-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}
.city-links a {
  padding: var(--space-xs) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.813rem;
  transition: border-color 0.15s, background 0.15s;
}
.city-links a:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
  text-decoration: none;
}

/* === Search/Browse Page === */
.search-page { padding: var(--space-2xl) 0; }
.search-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
  padding: var(--space-lg);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}
.search-filters label {
  font-size: 0.813rem;
  font-weight: 600;
  color: var(--color-text-light);
  display: block;
  margin-bottom: var(--space-xs);
}
.search-filters input,
.search-filters select {
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  background: var(--color-bg);
  font-family: inherit;
}
.search-filters input { min-width: 240px; }
.filter-group { flex: 1; min-width: 180px; }
.search-results-count {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: var(--space-md);
}

/* === About Page === */
.about-content {
  max-width: 720px;
  margin: 0 auto;
  padding: var(--space-2xl) 0;
}
.about-content h2 {
  font-size: 1.375rem;
  font-weight: 700;
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
}
.about-content p {
  font-size: 0.938rem;
  line-height: 1.7;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}
.about-content ul {
  margin-bottom: var(--space-md);
  padding-left: var(--space-lg);
  list-style: disc;
}
.about-content li {
  font-size: 0.938rem;
  line-height: 1.7;
  margin-bottom: var(--space-sm);
}

/* === 404 === */
.not-found {
  text-align: center;
  padding: var(--space-3xl) 0;
}
.not-found h1 { font-size: 4rem; font-weight: 800; color: var(--color-border-dark); }
.not-found p { font-size: 1.125rem; color: var(--color-text-light); margin: var(--space-md) 0; }

/* === Group Headers (state/city grouping) === */
.group-header {
  font-size: 1.125rem;
  font-weight: 600;
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--color-primary-light);
}
.group-header:first-child { margin-top: 0; }

/* === Stats Bar === */
.stats-bar {
  display: flex;
  justify-content: center;
  gap: var(--space-2xl);
  padding: var(--space-lg) 0;
  margin-top: var(--space-md);
}
.stats-bar__item { text-align: center; }
.stats-bar__number { font-size: 1.75rem; font-weight: 700; }
.stats-bar__label { font-size: 0.813rem; opacity: 0.8; }

/* === Links Row === */
.links-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  align-items: center;
}
.links-row a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  transition: background 0.15s;
}
.links-row a:hover { background: var(--color-primary-dark); text-decoration: none; color: #fff; }
.links-row a.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}
.links-row a.btn--outline:hover {
  background: var(--color-primary-light);
}

/* === Content intro === */
.content-intro {
  max-width: 720px;
  font-size: 0.938rem;
  line-height: 1.7;
  color: var(--color-text);
  margin-bottom: var(--space-xl);
}

/* === Blog Post Grid === */
.post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--space-lg);
}

/* === Post Card === */
.post-card {
  display: block;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-lg);
  color: inherit;
  text-decoration: none;
  transition: box-shadow 0.2s, transform 0.2s;
}
.post-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  text-decoration: none;
  color: inherit;
}
.post-card__date {
  font-size: 0.813rem;
  color: var(--color-text-light);
  margin-bottom: var(--space-sm);
}
.post-card__title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--color-primary);
}
.post-card__desc {
  font-size: 0.875rem;
  color: var(--color-text);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: var(--space-sm);
}
.post-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

/* === Blog Post Article === */
.post {
  max-width: 720px;
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-lg);
}
.post__header { margin-bottom: var(--space-xl); }
.post__title {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--space-sm);
}
.post__meta {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: var(--space-md);
}
.post__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}
.post__body {
  font-size: 0.938rem;
  line-height: 1.8;
}
.post__body h2 {
  font-size: 1.375rem;
  font-weight: 700;
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
}
.post__body h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-top: var(--space-xl);
  margin-bottom: var(--space-sm);
}
.post__body p {
  margin-bottom: var(--space-md);
}
.post__body ul, .post__body ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-lg);
}
.post__body ul { list-style: disc; }
.post__body ol { list-style: decimal; }
.post__body li {
  margin-bottom: var(--space-sm);
  line-height: 1.7;
}
.post__body strong { font-weight: 600; }
.post__body em { font-style: italic; }
.post__body blockquote {
  border-left: 3px solid var(--color-primary);
  padding-left: var(--space-lg);
  margin: var(--space-lg) 0;
  color: var(--color-text-light);
  font-style: italic;
}

/* === Responsive === */
@media (max-width: 640px) {
  .hero h1 { font-size: 1.75rem; }
  .hero p { font-size: 1rem; }
  .listings-grid { grid-template-columns: 1fr; }
  .category-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
  .listing-info { grid-template-columns: 1fr; }
  .stats-bar { gap: var(--space-lg); }
  .stats-bar__number { font-size: 1.25rem; }
  .post-grid { grid-template-columns: 1fr; }
  .post__title { font-size: 1.5rem; }
}