/*
Theme Name: Testing Theme
Theme URI: https://example.com/testing-theme
Author: Custom Developer
Description: A modern, high-performance redesign maintaining all original backend options and features.
Version: 2.0.0
Text Domain: testing-theme
*/

:root {
  --primary-color: #0f172a;
  --accent-color: #3b82f6;
  --bg-color: #f8fafc;
  --card-bg: #ffffff;
  --text-main: #334155;
  --text-muted: #64748b;
  --border-color: #e2e8f0;
  --radius: 12px;
  --transition: all 0.25s ease-in-out;
}

*, *::before, *::after {
  box-sizing: border-box;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-main);
  line-height: 1.6;
  margin: 0;
  padding: 0;
}

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

a:hover {
  opacity: 0.8;
}

/* Header Design */
.site-header {
  background-color: var(--card-bg);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.site-header .container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.site-branding .site-title a {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary-color);
  letter-spacing: -0.025em;
}

.main-navigation ul {
  display: flex;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.main-navigation a {
  color: var(--text-main);
  font-weight: 500;
  font-size: 0.95rem;
}

.main-navigation a:hover {
  color: var(--accent-color);
}

/* Layout & Content */
.site-content {
  max-width: 1200px;
  margin: 2.5rem auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 2.5rem;
}

@media (max-width: 768px) {
  .site-content {
    grid-template-columns: 1fr;
    padding: 0 1rem;
  }
}

.post-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 2rem;
  margin-bottom: 2rem;
  box-shadow: 0 4px 6px -1px rgba(0,0,0,0.02);
  transition: var(--transition);
}

.post-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 15px -3px rgba(0,0,0,0.05);
}

.post-card h2 a {
  color: var(--primary-color);
  text-decoration: none;
}

/* Single Post Specifics */
.single-post-article {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 3rem;
  box-shadow: 0 4px 6px -1px rgba(0,0,0,0.02);
}

.single-post-article h1 {
  font-size: 2.25rem;
  color: var(--primary-color);
  letter-spacing: -0.025em;
  margin-top: 0;
}

.entry-meta {
  color: var(--text-muted);
  font-size: 0.875rem;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
}

/* Footer Design */
.site-footer {
  background-color: var(--primary-color);
  color: #94a3b8;
  padding: 3rem 2rem;
  margin-top: 4rem;
  text-align: center;
  font-size: 0.9rem;
}

.site-footer a {
  color: #ffffff;
}