:root {
  --bg: #ffffff;
  --bg-card: #f8f9fa;
  --text: #1a1a1a;
  --text-muted: #6c757d;
  --accent: #ff7a00;
  --accent2: #ff9a3d;
  --accent-light: #ffe6cc;
  --border: #e0e0e0;
  --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --radius: 16px;
  --shadow: 0 4px 12px rgba(0,0,0,0.1);
  --avatar-size: 48px;
  --card-padding: 1.5rem;
  --grid-gap: 1.5rem;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
}

body {
  font-family: var(--font-stack);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

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

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.site-logo {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent);
}

.site-logo:hover {
  text-decoration: none;
}

.site-nav {
  display: flex;
  gap: 1.5rem;
}

.site-nav a {
  color: var(--text);
  font-weight: 600;
}

.site-nav a:hover {
  color: var(--accent);
  text-decoration: none;
}

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--accent-light) 0%, #fff 100%);
  padding: 4rem 1rem;
  text-align: center;
}

.hero h1 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--text);
}

.hero p {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* Model grid */
.model-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--grid-gap);
  padding: 3rem 0;
}

/* Model card */
.model-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: var(--card-padding);
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.model-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.avatar {
  width: var(--avatar-size);
  height: var(--avatar-size);
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--accent);
}

.model-name {
  font-size: 1.2rem;
  font-weight: 700;
  margin: 0.75rem 0 0.5rem;
}

.category-badge {
  display: inline-block;
  align-self: flex-start;
  background: var(--accent-light);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  margin-bottom: 0.75rem;
}

.model-bio {
  color: var(--text-muted);
  font-size: 0.95rem;
  flex-grow: 1;
  margin-bottom: 1rem;
}

.btn-cta {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  text-align: center;
  padding: 0.6rem 1.2rem;
  border-radius: 999px;
  transition: background 0.2s ease;
}

.btn-cta:hover {
  background: var(--accent2);
  text-decoration: none;
}

/* SEO section */
.seo-section {
  padding: 3rem 0;
  border-top: 1px solid var(--border);
}

.seo-content {
  max-width: 800px;
  margin: 0 auto;
  color: var(--text-muted);
}

.seo-content h2 {
  color: var(--text);
  margin-bottom: 1rem;
}

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

/* Footer */
.site-footer {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.site-footer nav {
  margin-top: 0.75rem;
  display: flex;
  gap: 1.25rem;
  justify-content: center;
  flex-wrap: wrap;
}

.site-footer a {
  color: var(--text-muted);
}

.site-footer a:hover {
  color: var(--accent);
}

@media (max-width: 640px) {
  .model-grid {
    grid-template-columns: 1fr;
  }
  .hero h1 {
    font-size: 1.8rem;
  }
  .hero {
    padding: 2.5rem 1rem;
  }
  .site-nav {
    gap: 1rem;
  }
}