/* === Slay the Spire 2 Guide - Main Stylesheet === */

:root {
  --bg-primary: #0f0f1a;
  --bg-secondary: #1a1a2e;
  --bg-card: #16213e;
  --bg-hover: #1f2b47;
  --text-primary: #e8e8f0;
  --text-secondary: #a0a0b8;
  --text-muted: #6a6a80;
  --accent: #e94560;
  --accent-glow: #e9456080;
  --gold: #f0c040;
  --green: #4caf50;
  --blue: #4fc3f7;
  --purple: #ab47bc;
  --border: #2a2a4a;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --max-width: 1200px;
  --font-main: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-mono: 'Cascadia Code', 'Fira Code', monospace;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-main);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

/* === Navigation === */
.nav {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo span { color: var(--gold); font-size: 0.75rem; }

.nav-links {
  display: flex;
  gap: 4px;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  padding: 8px 16px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 4px;
}

/* === Hero Section === */
.hero {
  background: linear-gradient(135deg, var(--bg-secondary) 0%, #1a1030 50%, var(--bg-secondary) 100%);
  padding: 80px 20px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(ellipse at 50% 0%, var(--accent-glow) 0%, transparent 60%);
  opacity: 0.15;
}

.hero-content { position: relative; z-index: 1; max-width: 800px; margin: 0 auto; }

.hero h1 {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--accent), var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero .subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-tag {
  display: inline-block;
  background: var(--accent);
  color: white;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* === Buttons === */
.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
  font-size: 0.95rem;
}

.btn-primary {
  background: var(--accent);
  color: white;
}

.btn-primary:hover { background: #d63850; transform: translateY(-1px); box-shadow: 0 4px 16px var(--accent-glow); }

.btn-outline {
  border: 2px solid var(--border);
  color: var(--text-primary);
  background: transparent;
}

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

/* === Container === */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* === Section === */
.section {
  padding: 64px 0;
}

.section-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.section-desc {
  color: var(--text-secondary);
  margin-bottom: 32px;
  max-width: 600px;
}

/* === Card Grid === */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all 0.2s;
  text-decoration: none;
  color: var(--text-primary);
  display: block;
}

.card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.card-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.card h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
}

.card-meta {
  display: flex;
  gap: 12px;
  margin-top: 12px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.card-tag {
  display: inline-block;
  padding: 2px 8px;
  background: var(--bg-hover);
  border-radius: 12px;
  font-size: 0.75rem;
  color: var(--blue);
}

/* === Featured Post === */
.featured-post {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 32px;
  transition: all 0.2s;
}

.featured-post:hover { border-color: var(--accent); }

.featured-content {
  padding: 32px;
}

.featured-content h2 {
  font-size: 1.5rem;
  margin-bottom: 12px;
}

.featured-content p {
  color: var(--text-secondary);
  margin-bottom: 16px;
}

/* === Tier List Table === */
.tier-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
}

.tier-table th,
.tier-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.tier-table th {
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.tier-table tr:hover { background: var(--bg-hover); }

.tier-s { color: var(--gold); font-weight: 700; }
.tier-a { color: var(--accent); font-weight: 700; }
.tier-b { color: var(--blue); font-weight: 700; }
.tier-c { color: var(--green); font-weight: 700; }

/* === Ad Placeholder === */
.ad-placeholder {
  background: var(--bg-card);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
  margin: 32px 0;
}

.ad-placeholder::before {
  content: '📢 Ad Space';
  display: block;
  font-weight: 600;
  margin-bottom: 4px;
}

/* === Breadcrumb === */
.breadcrumb {
  display: flex;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 16px 0;
  flex-wrap: wrap;
}

.breadcrumb a {
  color: var(--text-secondary);
  text-decoration: none;
}

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

.breadcrumb span { color: var(--text-secondary); }

/* === Article Content === */
.article {
  max-width: 800px;
  margin: 0 auto;
}

.article h1 {
  font-size: 2.25rem;
  margin-bottom: 8px;
  line-height: 1.3;
}

.article h2 {
  font-size: 1.5rem;
  margin: 40px 0 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.article h3 {
  font-size: 1.15rem;
  margin: 24px 0 12px;
  color: var(--accent);
}

.article p {
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.75;
}

.article ul, .article ol {
  color: var(--text-secondary);
  margin: 16px 0;
  padding-left: 24px;
}

.article li { margin-bottom: 8px; }

.article strong { color: var(--text-primary); }

.article blockquote {
  border-left: 3px solid var(--accent);
  padding: 12px 20px;
  margin: 24px 0;
  background: var(--bg-card);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--text-secondary);
  font-style: italic;
}

/* === Author Box === */
.author-box {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}

.author-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: white;
}

.author-info .name {
  font-weight: 600;
  font-size: 0.9rem;
}

.author-info .date {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* === Footer === */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 40px 0;
  margin-top: 64px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 32px;
}

.footer h4 {
  font-size: 0.9rem;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.footer a {
  display: block;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  padding: 4px 0;
  transition: color 0.2s;
}

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

.footer-bottom {
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* === Responsive === */
@media (max-width: 768px) {
  .hero h1 { font-size: 2rem; }
  .hero { padding: 48px 16px; }
  .hero .subtitle { font-size: 1rem; }
  .section { padding: 40px 0; }
  .card-grid { grid-template-columns: 1fr; }
  .article h1 { font-size: 1.75rem; }
  .featured-content { padding: 20px; }
  
  .nav-links { 
    display: none;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    flex-direction: column;
    padding: 12px;
    border-bottom: 1px solid var(--border);
  }
  
  .nav-links.show { display: flex; }
  
  .mobile-menu-btn { display: block; }
}

/* === Search Box === */
.search-box {
  display: flex;
  gap: 8px;
  max-width: 480px;
  margin-bottom: 32px;
}

.search-box input {
  flex: 1;
  padding: 12px 16px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: var(--font-main);
}

.search-box input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.search-box input::placeholder { color: var(--text-muted); }

/* === Info Banner === */
.info-banner {
  background: linear-gradient(135deg, #1a1030, var(--bg-card));
  border: 1px solid var(--purple);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin: 24px 0;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
}

.info-banner .icon { font-size: 1.5rem; }

/* === Pagination === */
.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 40px;
}

.pagination a, .pagination span {
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.85rem;
}

.pagination a:hover { border-color: var(--accent); color: var(--accent); }
.pagination .current {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}

/* === Affiliate Box === */
.affiliate-box {
  background: linear-gradient(135deg, #0d1a0d, #1a2e1a);
  border: 1px solid #2d8a2d;
  border-radius: var(--radius);
  padding: 24px;
  margin: 32px 0;
  text-align: center;
}

.affiliate-box h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  color: #4caf50;
}

.affiliate-box p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 16px;
}

.affiliate-box .aff-link {
  display: inline-block;
  background: linear-gradient(135deg, #00cc44, #009933);
  color: white;
  padding: 12px 28px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.95rem;
  transition: transform 0.2s, box-shadow 0.2s;
}

.affiliate-box .aff-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(0, 204, 68, 0.4);
}

.affiliate-box .disclaimer {
  display: block;
  margin-top: 10px;
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* === Ad Sidebar (160x600 Banner) === */
.ad-sidebar {
  position: fixed;
  left: 8px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 49;
  display: none;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 6px;
  width: 172px;
}

.ad-sidebar .ad-label {
  text-align: center;
  font-size: 0.6rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 4px;
}

@media (min-width: 1400px) {
  .ad-sidebar { display: block; }
}

/* === Native Banner Container === */
.ad-native-banner {
  max-width: var(--max-width);
  margin: 32px auto;
  padding: 0 20px;
  text-align: center;
  min-height: 90px;
}