/* Stencil: Sovereign UI (Aram Modernism - Premium Edition) */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,700;1,700&family=JetBrains+Mono:wght@300;500&family=Inter:wght@300;400;600&display=swap');

:root {
  /* Core Branding */
  --obsidian: #050505;
  --bone: #fafafa;
  --aram-accent: #ff4d00;
  
  /* Semantic Variables - Light Mode (Default) */
  --bg-primary: var(--bone);
  --bg-secondary: #ffffff;
  --text-primary: var(--obsidian);
  --text-secondary: #555555;
  --text-muted: #888888;
  --border-primary: #eeeeee;
  --border-secondary: #f0f0f0;
  
  --sidebar-bg: var(--obsidian);
  --sidebar-text: var(--bone);
  --sidebar-muted: #666666;
  
  --top-bar-bg: rgba(250, 250, 250, 0.8);
  --card-bg: #ffffff;
  --card-highlight-bg: var(--obsidian);
  --card-highlight-text: #ffffff;
  --card-shadow: rgba(0,0,0,0.05);
  
  --sidebar-width: 320px;
  --max-width: 1100px;
}

/* Native Dark Mode Integration */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #111111;
    --text-primary: #f0f0f0;
    --text-secondary: #bbbbbb;
    --text-muted: #777777;
    --border-primary: #222222;
    --border-secondary: #1a1a1a;
    
    --sidebar-bg: #000000;
    --sidebar-text: #f0f0f0;
    --sidebar-muted: #555555;
    
    --top-bar-bg: rgba(10, 10, 10, 0.8);
    --card-bg: #111111;
    --card-highlight-bg: #1a1a1a;
    --card-highlight-text: #ffffff;
    --card-shadow: rgba(0,0,0,0.4);
  }
}

body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  font-weight: 300;
  letter-spacing: -0.01em;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Layout Wrapper */
.app-wrapper {
  display: flex;
  width: 100%;
  min-height: 100vh;
}

/* Sidebar: The Architectural Frame */
.sidebar {
  width: var(--sidebar-width);
  background-color: var(--sidebar-bg);
  color: var(--sidebar-text);
  display: flex;
  flex-direction: column;
  padding: 60px 0;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
}

/* Technical Pattern Overlay */
.sidebar::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image: radial-gradient(rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 20px 20px;
  pointer-events: none;
}

.sidebar-header {
  padding: 0 50px 50px;
  position: relative;
}

.sidebar-header h1 {
  font-family: 'Playfair Display', serif;
  font-size: 2.8em;
  margin: 0;
  letter-spacing: -2px;
  line-height: 0.8;
}

.sidebar-header .tagline {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65em;
  color: var(--aram-accent);
  margin-top: 15px;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 500;
}

.sidebar-nav {
  flex-grow: 1;
  margin-top: 40px;
}

.sidebar-nav a {
  display: block;
  padding: 18px 50px;
  color: var(--sidebar-muted);
  text-decoration: none;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75em;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.sidebar-nav a:hover, .sidebar-nav a.active {
  color: var(--sidebar-text);
  background: rgba(255,255,255,0.03);
  padding-left: 60px;
}

.sidebar-footer {
  padding: 40px 50px;
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.sovereign-signature {
  font-family: 'Inter', sans-serif;
  font-size: 0.75em;
  color: var(--sidebar-text);
  opacity: 0.8;
  line-height: 1.4;
}

.gdpr-notice {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.55em;
  color: var(--sidebar-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.login-link {
  color: var(--sidebar-text);
  font-size: 0.6em;
  text-decoration: none;
  font-family: 'JetBrains Mono', monospace;
  text-transform: uppercase;
  letter-spacing: 1px;
  opacity: 0.5;
  transition: 0.3s;
  margin-top: 10px;
}

.login-link:hover { opacity: 1; }

/* Main Content Area */
.main-content {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-primary);
  min-height: 100vh;
}

.top-bar {
  height: 100px;
  background: var(--top-bar-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-secondary);
  display: flex;
  align-items: center;
  padding: 0 80px;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
}

.breadcrumb {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7em;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 1px;
}

.content-inner {
  padding: 100px 80px;
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
}

/* Introduction Styles */
.intro-hero {
  margin-bottom: 100px;
}

.intro-hero h2 {
  font-family: 'Playfair Display', serif;
  font-size: 4.5em;
  margin: 0;
  line-height: 1;
  letter-spacing: -3px;
}

.intro-hero p {
  font-size: 1.4em;
  line-height: 1.7;
  max-width: 850px;
  color: var(--text-secondary);
  margin-top: 30px;
}

/* Post Listings (Premium Feed) */
.post-list {
  list-style: none;
  padding: 0;
  border-top: 1px solid var(--text-primary);
}

.post-list li {
  padding: 40px 0;
  border-bottom: 1px solid var(--border-secondary);
  display: grid;
  grid-template-columns: 200px 1fr;
  align-items: baseline;
}

.post-list .post-meta {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7em;
  color: var(--aram-accent);
  text-transform: uppercase;
}

.post-list h3 {
  font-family: 'Playfair Display', serif;
  font-size: 2.2em;
  margin: 0;
  font-style: italic;
}

.post-list a {
  color: var(--text-primary);
  text-decoration: none;
  transition: 0.3s;
}

.post-list a:hover { opacity: 0.7; }

/* Premium Homepage Enhancements */
.hero-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8em;
  color: var(--aram-accent);
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 25px;
  font-weight: 500;
}

.hero-actions {
  display: flex; gap: 20px; margin-top: 50px;
}

.btn-primary, .btn-secondary {
  padding: 18px 40px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8em;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 2px;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  font-weight: 500;
  cursor: pointer;
}

.btn-primary {
  background: var(--text-primary);
  color: var(--bg-primary);
  border: 1px solid var(--text-primary);
}

.btn-primary:hover {
  background: var(--aram-accent);
  border-color: var(--aram-accent);
  color: #fff;
  transform: translateY(-2px);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--text-primary);
}

.btn-secondary:hover {
  background: var(--text-primary);
  color: var(--bg-primary);
  transform: translateY(-2px);
}

/* Foundry Ledger */
.foundry-ledger {
  margin-top: 100px;
  margin-bottom: 120px;
}

.ledger-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border-primary);
  border: 1px solid var(--border-primary);
}

.ledger-item {
  background: var(--bg-primary);
  padding: 50px;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.ledger-item .label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65em;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

.ledger-item .value {
  font-family: 'Playfair Display', serif;
  font-size: 2.8em;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -1px;
}

/* Product Quad / Trinity Layouts */
.product-quad {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border-primary);
  margin-top: 100px;
  border: 1px solid var(--border-primary);
}

.quad-card {
  background: var(--card-bg);
  padding: 60px 50px;
  display: flex;
  flex-direction: column;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.quad-card.highlight {
  background: var(--card-highlight-bg);
  color: var(--card-highlight-text);
}

.quad-card h3 {
  font-family: 'Playfair Display', serif;
  font-size: 2.8em;
  margin: 20px 0;
  letter-spacing: -1px;
}

.quad-card p {
  font-size: 1.1em;
  line-height: 1.7;
  color: var(--text-secondary);
  flex-grow: 1;
}

.quad-card.highlight p { color: #ccc; }

.quad-card .card-footer {
  margin-top: 50px;
}

.quad-card:hover {
  transform: scale(1.02);
  z-index: 10;
  box-shadow: 0 40px 100px var(--card-shadow);
}

@media (max-width: 1000px) {
  .product-quad { grid-template-columns: 1fr; }
}

/* Mission Statement */
.mission-statement h2 { color: var(--text-primary); }
.mission-statement p { color: var(--text-secondary); }

/* Chat UI (Brutal & High-End) */
.chat-section {
  margin-top: 150px;
  background: var(--obsidian);
  color: var(--bone);
  padding: 80px;
}

.chat-section-header {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8em;
  margin-bottom: 40px;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--aram-accent);
}

.chat-container {
  display: flex;
  flex-direction: column;
  height: 400px;
  border: 1px solid rgba(255,255,255,0.1);
}

.chat-history {
  flex-grow: 1;
  padding: 40px;
  overflow-y: auto;
  font-family: 'Inter', sans-serif;
  font-size: 1.1em;
  line-height: 1.6;
}

.chat-message.bot {
  border-left: 2px solid var(--aram-accent);
  padding-left: 30px;
  margin-bottom: 40px;
}

.chat-message.user {
  text-align: right;
  color: #888;
  font-size: 0.9em;
  margin-bottom: 20px;
  font-family: 'JetBrains Mono', monospace;
}

.chat-input {
  border-top: 1px solid rgba(255,255,255,0.1);
}

.chat-input input {
  background: transparent;
  color: var(--bone);
  padding: 30px;
}