/* ==========================================================================
   SIYAHPULSAR HUB - FLAT / SOĞUK ESTETİK
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@400;600;700&family=Roboto:wght@400;500;700&display=swap');

:root {
  --bg-color: #1e2124;       
  --panel-bg: #282b30;       
  --panel-light: #36393e;    
  --accent: #43b581;         
  --accent-hover: #3ca374;
  --text-main: #f3f4f6;      
  --text-muted: #9ca3af;     
  --border-color: rgba(255, 255, 255, 0.05);
  
  --font-main: 'Open Sans', 'Roboto', sans-serif;
}

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-color);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.lang-switcher {
  position: absolute;
  top: 20px;
  right: 20px;
  display: flex;
  gap: 5px;
}

.lang-btn {
  background: var(--panel-bg);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 6px 12px;
  font-family: var(--font-main);
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 8px; /* Slightly rounded */
  cursor: pointer;
  transition: all 0.2s;
}

.lang-btn.active, .lang-btn:hover { 
  background: var(--accent); 
  color: #fff; 
  border-color: var(--accent); 
}

.hub-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 60px 20px;
}

.hub-header {
  text-align: center;
  margin-bottom: 50px;
}

.profile-img {
  width: 90px;
  height: 90px;
  border-radius: 16px; /* User requested slightly more rounded where applicable */
  margin-bottom: 20px;
  object-fit: cover;
  border: 2px solid var(--panel-light);
}
.pixelated { image-rendering: pixelated; }

.hub-header h1 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 5px;
}

.hub-header .subtitle {
  color: var(--text-muted);
  font-size: 1rem;
}

.navigation-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-bottom: 50px;
}

.nav-card {
  background: var(--panel-bg);
  border: 1px solid var(--border-color);
  padding: 30px 20px;
  border-radius: 16px;
  text-align: center;
  text-decoration: none;
  color: var(--text-main);
  transition: background 0.2s, border-color 0.2s;
}

.nav-card:hover {
  background: var(--panel-light);
  border-color: var(--accent);
}

.nav-card h2 {
  font-size: 1.2rem;
  margin-bottom: 10px;
  color: var(--accent);
}

.nav-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.about-section, .news-section {
  background: var(--panel-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 40px;
  margin-bottom: 40px;
}

.about-section h3, .news-section h3 {
  font-size: 1.4rem;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 10px;
}

/* Markdown Content Styling */
.markdown-content h1, .markdown-content h2, .markdown-content h3 {
  color: var(--text-main);
  margin-top: 20px;
  margin-bottom: 10px;
}
.markdown-content p {
  color: var(--text-muted);
  margin-bottom: 15px;
}
.markdown-content img {
  max-width: 100%;
  border-radius: 8px;
  margin: 15px 0;
}
.markdown-content a {
  color: var(--accent);
  text-decoration: none;
}
.markdown-content a:hover {
  text-decoration: underline;
}
.markdown-content ul, .markdown-content ol {
  margin-left: 20px;
  margin-bottom: 15px;
  color: var(--text-muted);
}

.news-item {
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 20px;
  margin-bottom: 20px;
}
.news-item:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}
.news-date {
  font-size: 0.8rem;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 5px;
}
.loading {
  color: var(--text-muted);
  font-style: italic;
}