:root {
  /* Light theme colors */
  --bg-color: #f8f9fa;
  --bg-secondary: #ffffff;
  --text-color: #1a202c;
  --text-secondary: #4a5568;
  --border-color: #e2e8f0;
  --accent-color: #4f46e5;
  --accent-hover: #4338ca;
  --accent-light: #e0e7ff;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --error-color: #ef4444;
  --code-bg: #1e293b;
  --code-text: #e2e8f0;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);

  /* Tag colors */
  --tag-shop: #53a5c6;
  --tag-wiki: #d05fa2;
}

/* Dark theme colors */
body.dark-theme {
  --bg-color: #0f172a;
  --bg-secondary: #1e293b;
  --text-color: #e2e8f0;
  --text-secondary: #94a3b8;
  --border-color: #334155;
  --accent-color: #6366f1;
  --accent-hover: #4f46e5;
  --accent-light: #312e81;
  --code-bg: #0f172a;
  --code-text: #e2e8f0;
}

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

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans",
    "Helvetica Neue", sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
  transition: background-color 0.3s, color 0.3s;
}

a {
  color: var(--accent-color);
  text-decoration: none;
  transition: color 0.2s;
}

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

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 0.5rem;
}

button {
  cursor: pointer;
  border: none;
  font-family: inherit;
  font-size: 1rem;
  transition: all 0.2s;
}

.page-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Header */
.site-header {
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.logo-container {
  display: flex;
  align-items: center;
}

.logo-container a {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-color);
}

.logo {
  width: 32px;
  height: 32px;
  border-radius: 6px;
}

.logo-container h1 {
  font-size: 1.25rem;
  margin: 0;
}

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

.main-nav a {
  color: var(--text-secondary);
  font-weight: 500;
  padding: 0.5rem 0;
  position: relative;
}

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

.main-nav a.active {
  color: var(--accent-color);
}

.main-nav a.active::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--accent-color);
}

.theme-toggle {
  background: none;
  color: var(--text-secondary);
  font-size: 1.25rem;
  padding: 0.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.theme-toggle:hover {
  background-color: var(--bg-color);
  color: var(--accent-color);
}

/* Main Content */
main {
  flex: 1;
  padding: 2rem 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

.section-header h2 span {
  color: var(--accent-color);
}

.section-description {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Partners Grid */
.partners-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
}

/* Partner Card */
.partner-card {
  background-color: var(--bg-secondary);
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform 0.3s, box-shadow 0.3s;
}

.partner-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.card-inner {
  position: relative;
}

.card-image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}

.partner-card:hover .card-image img {
  transform: scale(1.05);
}

.card-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s;
}

.partner-card:hover .card-overlay {
  opacity: 1;
}

.card-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background-color: var(--bg-secondary);
  border-radius: 50%;
  color: var(--accent-color);
  transition: transform 0.3s;
}

.card-link:hover {
  transform: scale(1.1);
}

.card-content {
  padding: 1.5rem;
}

.card-content h3 {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

.card-content p {
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
}

.card-tags {
  display: flex;
  gap: 0.5rem;
}

.tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 1rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.tag.shop {
  background-color: rgba(83, 165, 198, 0.1);
  color: var(--tag-shop);
}

.tag.wiki {
  background-color: rgba(208, 95, 162, 0.1);
  color: var(--tag-wiki);
}

/* Footer */
.site-footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 2rem 1.5rem;
  margin-top: 3rem;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer-logo .logo {
  width: 24px;
  height: 24px;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  color: var(--text-secondary);
}

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

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 1.5rem;
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* Responsive Styles */
@media (max-width: 768px) {
  .header-content {
    flex-direction: column;
    gap: 1rem;
  }

  .main-nav {
    width: 100%;
  }

  .main-nav ul {
    justify-content: center;
  }

  .header-actions {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
  }

  .section-header h2 {
    font-size: 2rem;
  }

  .partners-container {
    grid-template-columns: 1fr;
  }

  .footer-content {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }

  .footer-logo {
    justify-content: center;
  }

  .footer-links {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .main-nav ul {
    gap: 1rem;
  }

  .section-header h2 {
    font-size: 1.75rem;
  }

  .card-content h3 {
    font-size: 1.25rem;
  }
}