/* --- Altiverse Design System --- */
:root {
  --font-header: 'Montserrat', 'Segoe UI', sans-serif;
  --font-body: 'Outfit', 'Segoe UI', sans-serif;
  --font-mono: 'Fira Code', monospace;

  /* White Primary Color & Light Orange Accent Palette */
  --bg-deep: #ffffff; /* White primary background */
  --bg-dark: #fffbf7; /* Linen background */
  --bg-card: rgba(255, 255, 255, 0.85); /* White glass card */
  --bg-card-hover: rgba(255, 247, 237, 0.95); /* Light orange hover state */
  --bg-glass: rgba(255, 255, 255, 0.9);
  --border-glass: rgba(249, 115, 22, 0.15); /* Light orange borders */
  --border-glass-glow: rgba(249, 115, 22, 0.35);
  
  --bg-sidebar: #fffcf9; /* Sidebar is also white with cream undertones */
  --border-sidebar: rgba(249, 115, 22, 0.2);
  --bg-input: rgba(255, 255, 255, 0.95);
  
  --color-primary: #ffffff; /* White primary color */
  --color-secondary: #ea580c; /* Deep orange */
  --color-accent: #f97316; /* Light orange */
  --color-text: #1e293b; /* Charcoal text */
  --color-text-muted: #475569;
  --color-text-dim: #64748b;
  
  /* System status */
  --color-success: #16a34a;
  --color-warning: #ea580c;
  --color-error: #dc2626;

  --transition-smooth: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  --shadow-glow: 0 4px 20px rgba(249, 115, 22, 0.08);
  --shadow-glow-strong: 0 8px 30px rgba(249, 115, 22, 0.16);
  
  --orb-opacity: 0.06;
  --stars-opacity: 0.08;
  --starry-bg: radial-gradient(circle at 50% 50%, #ffffff 0%, #fff7ed 100%);
  --star-tint: invert(40%) sepia(85%) saturate(700%) hue-rotate(15deg);
}

/* Base Reset & Styling */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-deep);
  color: var(--color-text);
  overflow: hidden;
  height: 100vh;
  width: 100vw;
  line-height: 1.6;
}

/* Webkit Scrollbars */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: rgba(249, 115, 22, 0.05);
}
::-webkit-scrollbar-thumb {
  background: rgba(249, 115, 22, 0.2);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(249, 115, 22, 0.4);
}

/* --- Starry Multiverse Background --- */
#starry-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -10;
  pointer-events: none;
  background: var(--starry-bg);
  opacity: 0.95;
  transition: background 0.3s ease;
}

#starry-background::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(1px 1px at 20px 30px, #ffffff, rgba(0,0,0,0)),
    radial-gradient(1.5px 1.5px at 150px 70px, #bdefff, rgba(0,0,0,0)),
    radial-gradient(2px 2px at 300px 250px, #e2c8ff, rgba(0,0,0,0)),
    radial-gradient(1px 1px at 500px 180px, #ffffff, rgba(0,0,0,0)),
    radial-gradient(1.5px 1.5px at 700px 350px, #8bfaff, rgba(0,0,0,0)),
    radial-gradient(2px 2px at 950px 100px, #ffffff, rgba(0,0,0,0)),
    radial-gradient(1px 1px at 850px 500px, #ffffff, rgba(0,0,0,0)),
    radial-gradient(1.5px 1.5px at 450px 650px, #cd8bff, rgba(0,0,0,0)),
    radial-gradient(2px 2px at 100px 800px, #8bfaff, rgba(0,0,0,0)),
    radial-gradient(1px 1px at 600px 850px, #ffffff, rgba(0,0,0,0));
  background-repeat: repeat;
  background-size: 1000px 1000px;
  opacity: var(--stars-opacity);
  filter: var(--star-tint);
  animation: backgroundStars 200s linear infinite;
  transition: opacity 0.3s ease;
}

#glow-orbs {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -9;
  overflow: hidden;
  pointer-events: none;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: var(--orb-opacity);
  transition: opacity 0.3s ease;
}
.orb-1 {
  top: -10%;
  left: 20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--color-accent) 0%, rgba(0,0,0,0) 70%);
  animation: orbFloat1 45s infinite alternate;
}
.orb-2 {
  bottom: -15%;
  right: 15%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--color-secondary) 0%, rgba(0,0,0,0) 70%);
  animation: orbFloat2 60s infinite alternate;
}
.orb-3 {
  top: 40%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--color-accent) 0%, rgba(0,0,0,0) 70%);
  animation: orbFloat1 55s infinite alternate-reverse;
}

@keyframes backgroundStars {
  from { transform: translateY(0); }
  to { transform: translateY(-1000px); }
}

@keyframes orbFloat1 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(80px, 60px) scale(1.15); }
}
@keyframes orbFloat2 {
  0% { transform: translate(0, 0) scale(1.1); }
  100% { transform: translate(-100px, -80px) scale(0.9); }
}

/* Glassmorphism Panel Utilities */
.glass-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-radius: 12px;
  box-shadow: var(--shadow-glow);
  transition: var(--transition-smooth);
}

.glass-panel:hover {
  border-color: rgba(164, 247, 255, 0.22);
}

/* Glow buttons */
.glow-btn {
  font-family: var(--font-header);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.5px;
  color: #ffffff;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-secondary) 100%);
  border: none;
  border-radius: 8px;
  padding: 12px 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  box-shadow: 0 4px 15px rgba(249, 115, 22, 0.25);
  transition: var(--transition-smooth);
}

.glow-btn svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.glow-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-strong);
}

/* --- Layout Grid --- */
#dashboard-wrapper {
  display: flex;
  width: 100vw;
  height: 100vh;
}

/* --- Sidebar Styling --- */
#sidebar-nav {
  width: 320px;
  min-width: 320px;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border-sidebar);
  backdrop-filter: blur(25px);
  display: flex;
  flex-direction: column;
  height: 100%;
  z-index: 5;
  transition: background 0.3s ease, border-right 0.3s ease;
}

#brand-header {
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 6px;
  border-bottom: 1px solid var(--border-glass);
}

#brand-logo {
  width: 110px;
  height: 110px;
  filter: drop-shadow(0 0 14px rgba(139, 250, 255, 0.5));
  animation: logoPulse 4s infinite alternate;
}

@keyframes logoPulse {
  0% { transform: scale(1); filter: drop-shadow(0 0 8px rgba(139, 250, 255, 0.3)); }
  100% { transform: scale(1.03); filter: drop-shadow(0 0 16px rgba(139, 250, 255, 0.6)); }
}

#brand-name {
  font-family: var(--font-header);
  font-size: 32px;
  font-weight: 800;
  letter-spacing: 2.5px;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin: 0;
}

#brand-tagline {
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

/* Sidebar Active Reality Card */
#sidebar-universe-card {
  margin: 16px 20px;
  padding: 16px;
  background: var(--bg-card);
  border-color: var(--border-glass);
}

.card-status-line {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.active-pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 8px var(--color-success);
  animation: pulseDot 1.8s infinite;
}

@keyframes pulseDot {
  0% { opacity: 0.5; transform: scale(0.9); }
  50% { opacity: 1; transform: scale(1.1); }
  100% { opacity: 0.5; transform: scale(0.9); }
}

.card-reality-type {
  font-family: var(--font-header);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--color-success);
}

#sidebar-universe-title {
  font-family: var(--font-header);
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 12px;
  line-height: 1.3;
}

.sidebar-stat-row {
  display: flex;
  justify-content: space-between;
  font-size: 11.5px;
  margin-bottom: 4px;
}

.sidebar-stat-row:last-child {
  margin-bottom: 0;
}

.stat-lbl {
  color: var(--color-text-dim);
}

.stat-val {
  color: var(--color-secondary);
  font-weight: 600;
}

/* Sidebar Quick Nav Links list */
#sidebar-quick-nav {
  flex: 1;
  overflow-y: auto;
  padding: 8px 20px;
}

.nav-section-title {
  font-family: var(--font-header);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--color-text-dim);
  margin-bottom: 12px;
}

.sidebar-search-results-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sidebar-web-link {
  font-size: 12.5px;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 6px 8px;
  border-radius: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  transition: var(--transition-smooth);
}

.sidebar-web-link:hover {
  background: var(--bg-card-hover);
  color: var(--color-secondary);
}

.sidebar-web-link.active {
  border-color: rgba(249, 115, 22, 0.2);
  background: rgba(249, 115, 22, 0.08);
  color: var(--color-secondary);
}

/* Sidebar Footer (API config button) */
#sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border-glass);
}



/* --- Main Viewport Styling --- */
#main-content-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

#main-top-nav {
  height: 70px;
  min-height: 70px;
  background: var(--bg-dark);
  border-bottom: 1px solid var(--border-glass);
  backdrop-filter: blur(15px);
  display: flex;
  align-items: center;
  padding: 0 32px;
  z-index: 4;
}

#tab-nav-buttons {
  display: flex;
  gap: 8px;
}

.nav-tab-btn {
  font-family: var(--font-header);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.5px;
  color: var(--color-text-muted);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 8px 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition-smooth);
}

.nav-tab-btn svg {
  width: 15px;
  height: 15px;
}

.nav-tab-btn:hover {
  color: var(--color-text);
  background: rgba(249, 115, 22, 0.04);
}

.nav-tab-btn.active {
  color: var(--color-secondary);
  background: rgba(249, 115, 22, 0.08);
  border-color: rgba(249, 115, 22, 0.25);
  box-shadow: 0 4px 10px rgba(249, 115, 22, 0.08);
}

#viewports-container {
  flex: 1;
  position: relative;
  overflow: hidden;
}

/* Viewport tabs visibility */
.viewport-tab {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  display: flex;
  flex-direction: column;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.viewport-tab.active {
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
}

/* --- Sandbox Universe Creator Viewport --- */
.sandbox-container {
  display: flex;
  height: 100%;
  width: 100%;
}

.sandbox-sidebar {
  width: 340px;
  min-width: 340px;
  border-right: 1px solid var(--border-glass);
  padding: 24px;
  overflow-y: auto;
  border-radius: 0;
  background: var(--bg-glass);
}

.sandbox-sidebar h3 {
  font-family: var(--font-header);
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 8px;
}

.panel-desc {
  font-size: 16px;
  color: var(--color-text-muted);
  margin-bottom: 24px;
  line-height: 1.5;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-dim);
  margin-bottom: 8px;
}

.form-group textarea {
  width: 100%;
  height: 130px;
  background: var(--bg-input);
  border: 1px solid var(--border-glass);
  border-radius: 8px;
  padding: 12px;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 17px;
  outline: none;
  resize: none;
  transition: var(--transition-smooth);
}

#sandbox-prompt {
  border: 2px solid #000000 !important;
}

.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 10px rgba(139, 250, 255, 0.2);
}

.form-group select {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-glass);
  border-radius: 8px;
  padding: 10px 12px;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 13.5px;
  outline: none;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.form-group select:focus {
  border-color: var(--color-primary);
}

#activate-engine-btn {
  width: 100%;
  margin-top: 12px;
  font-size: 16.5px;
  padding: 16px 32px;
}

.sandbox-results-panel {
  flex: 1;
  padding: 24px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* Terminal Loader */
#engine-terminal-loader {
  max-width: 680px;
  width: 100%;
  margin: 0 auto;
  border-radius: 8px;
  overflow: hidden;
  background: #040919;
}

.terminal-header {
  background: rgba(5, 11, 30, 0.9);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 6px;
  border-bottom: 1px solid rgba(164, 247, 255, 0.08);
}

.terminal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.terminal-dot.red { background-color: var(--color-error); }
.terminal-dot.yellow { background-color: var(--color-warning); }
.terminal-dot.green { background-color: var(--color-success); }

.terminal-title {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-text-dim);
  margin-left: 10px;
}

.terminal-body {
  height: 320px;
  overflow-y: auto;
  padding: 16px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--color-success);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.terminal-line {
  word-break: break-all;
  white-space: pre-wrap;
}

.terminal-line.info { color: var(--color-primary); }
.terminal-line.warn { color: var(--color-warning); }

.progress-bar-wrapper {
  height: 4px;
  width: 100%;
  background: rgba(255, 255, 255, 0.05);
}

#engine-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 100%);
  box-shadow: 0 0 10px var(--color-primary);
  transition: width 0.2s ease;
}

/* Initial state card */
.text-center {
  text-align: center;
}

#universe-initial-state {
  max-width: 600px;
  margin: 0 auto;
  padding: 40px;
}

.initial-icon {
  margin-bottom: 24px;
  display: flex;
  justify-content: center;
}

#universe-initial-state h3 {
  font-family: var(--font-header);
  font-size: 22px;
  margin-bottom: 12px;
}

#universe-initial-state p {
  font-size: 13.5px;
  color: var(--color-text-muted);
}

.api-status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
  padding: 6px 14px;
  background: rgba(13, 27, 69, 0.4);
  border: 1px solid var(--border-glass);
  border-radius: 30px;
}

.api-status-indicator .status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-text-dim);
}

.api-status-indicator.connected .status-dot {
  background: var(--color-success);
  box-shadow: 0 0 6px var(--color-success);
}

.api-status-indicator.connected {
  background: #ffffff !important;
  box-shadow: var(--shadow-glow);
}

.api-status-indicator.offline .status-dot {
  background: var(--color-warning);
  box-shadow: 0 0 6px var(--color-warning);
}

.api-status-indicator .status-text {
  font-size: 11px;
  font-weight: 500;
  color: var(--color-text-muted);
}

/* --- Lore Overview Viewport --- */
.viewport-padding-wrapper {
  padding: 32px;
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow-y: auto;
}

.viewport-header-card {
  padding: 24px;
  margin-bottom: 24px;
  background: var(--bg-card);
  border-color: var(--border-glass);
}

.flex-header-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

#lore-universe-title {
  font-family: var(--font-header);
  font-size: 24px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.branch-label-tag {
  font-family: var(--font-header);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1px;
  background: var(--color-accent);
  color: #ffffff;
  padding: 4px 10px;
  border-radius: 4px;
}

.universe-long-desc {
  font-size: 14.5px;
  color: var(--color-text-muted);
}

.lore-sections-layout {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.lore-section-card {
  padding: 24px;
}

.l-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border-glass);
  padding-bottom: 10px;
}

.l-card-header svg {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
}

.l-card-header h3 {
  font-family: var(--font-header);
  font-size: 16.5px;
  font-weight: 700;
  color: var(--color-accent);
}

.l-card-body p {
  font-size: 14.5px;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 12px;
}

.l-card-body p:last-child {
  margin-bottom: 0;
}

.placeholder-text {
  color: var(--color-text-dim) !important;
  font-style: italic;
}

/* --- Timeline Studio Viewport --- */
.timeline-studio-layout {
  display: flex;
  height: 100%;
  width: 100%;
}

.studio-main {
  flex: 1;
  padding: 24px;
  border-radius: 0;
  border: none;
  border-right: 1px solid var(--border-glass);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.studio-header h3 {
  font-family: var(--font-header);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 4px;
}

.studio-header p {
  font-size: 12.5px;
  color: var(--color-text-muted);
}

.canvas-visualizer-wrapper {
  flex: 1;
  overflow: auto;
  border: 1px solid var(--border-glass);
  border-radius: 8px;
  background: var(--bg-glass);
  margin-top: 16px;
  padding: 20px;
}

#timeline-tree-diagram {
  min-width: 900px;
  min-height: 480px;
  position: relative;
}

/* timeline visual node paths */
.studio-sidebar {
  width: 340px;
  min-width: 340px;
  padding: 24px;
  border-radius: 0;
  border: none;
  background: var(--bg-glass);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.inspector-card-full {
  background: var(--bg-glass);
  border: 1px solid var(--border-glass-glow);
  border-radius: 8px;
  padding: 24px;
}

.node-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border-glass);
  padding-bottom: 12px;
}

#inspect-node-year {
  font-family: var(--font-header);
  font-weight: 800;
  font-size: 18px;
  color: var(--color-primary);
}

#inspect-node-title {
  font-family: var(--font-header);
  font-size: 14.5px;
  font-weight: 700;
  color: var(--color-text);
}

#inspect-node-desc {
  font-size: 13.5px;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
}

.node-metadata-expanded {
  border-top: 1px solid var(--border-glass);
  padding-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 12px;
}

.meta-row strong {
  color: var(--color-text-dim);
  display: block;
  text-transform: uppercase;
  font-size: 10px;
  margin-bottom: 4px;
  letter-spacing: 0.5px;
}

#inspect-node-impact {
  color: var(--color-primary);
  font-weight: 600;
}

.meta-desc {
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* Timeline visual row styling */
.timeline-row-flow {
  display: flex;
  width: 100%;
  justify-content: space-between;
  align-items: center;
  position: relative;
  margin: 20px 0;
}

.timeline-line-stem {
  position: absolute;
  left: 50%;
  top: -24px;
  bottom: -24px;
  width: 4px;
  transform: translateX(-50%);
  background: var(--color-accent);
  opacity: 0.25;
  z-index: 1;
}

.timeline-circle-node {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--bg-deep);
  border: 4px solid var(--color-accent);
  box-shadow: 0 0 10px var(--color-accent);
  cursor: pointer;
  z-index: 2;
  transition: var(--transition-smooth);
}

.timeline-circle-node:hover {
  transform: scale(1.3);
  background: var(--color-accent);
}

.timeline-circle-node.alternate {
  border-color: var(--color-secondary);
  box-shadow: 0 0 10px var(--color-secondary);
}

.timeline-circle-node.alternate:hover {
  background: var(--color-secondary);
}

.timeline-side-label {
  width: 44%;
  padding: 10px 16px;
}

.timeline-side-label.left {
  text-align: right;
}

.timeline-side-label.right {
  text-align: left;
}

.timeline-side-label h4 {
  font-family: var(--font-header);
  font-size: 13.5px;
  font-weight: 700;
  margin-bottom: 2px;
}

.timeline-side-label p {
  font-size: 11px;
  color: var(--color-text-muted);
}

/* --- AI Citizen Directory Viewport --- */
.citizens-layout {
  display: flex;
  height: 100%;
  width: 100%;
}

.citizens-sidebar {
  width: 340px;
  min-width: 340px;
  border-right: 1px solid var(--border-glass);
  padding: 24px;
  border-radius: 0;
  display: flex;
  flex-direction: column;
  background: var(--bg-glass);
}
.citizens-sidebar h3 {
  font-family: var(--font-header);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 4px;
}

.citizens-list-pane {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 12px;
}

.citizen-item-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: 8px;
  padding: 12px;
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.citizen-item-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(164, 247, 255, 0.16);
}

.citizen-item-card.active {
  background: rgba(139, 250, 255, 0.08);
  border-color: var(--color-primary);
}

.citizen-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-header);
  font-weight: 700;
  color: var(--bg-deep);
  font-size: 15px;
}

.citizen-item-card.alternate .citizen-avatar {
  background: linear-gradient(135deg, var(--color-secondary) 0%, #a2106a 100%);
}

.citizen-info h4 {
  font-family: var(--font-header);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 2px;
}

.citizen-info p {
  font-size: 11px;
  color: var(--color-text-muted);
}

/* Chat Portal pane */
.citizens-chat-pane {
  flex: 1;
  display: flex;
  flex-direction: column;
  border-radius: 0;
  border: none;
  background: var(--bg-glass);
}

#chat-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-glass);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg-dark);
}

.citizen-chat-profile {
  display: flex;
  align-items: center;
  gap: 16px;
}

.citizen-avatar.large {
  width: 48px;
  height: 48px;
  font-size: 18px;
}

#chat-header h3 {
  font-family: var(--font-header);
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 2px;
}

#chat-header p {
  font-size: 11.5px;
  color: var(--color-text-muted);
}

.citizen-traits {
  display: flex;
  gap: 8px;
}

.citizen-traits span {
  font-size: 10px;
  font-weight: 600;
  color: var(--color-secondary);
  background: rgba(249, 115, 22, 0.08);
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid rgba(249, 115, 22, 0.15);
}

#chat-messages-container {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.chat-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--color-text-dim);
  text-align: center;
  padding: 40px;
}

.chat-placeholder svg {
  margin-bottom: 16px;
}

.chat-placeholder h3 {
  font-family: var(--font-header);
  font-size: 18px;
  margin-bottom: 8px;
  color: var(--color-text-muted);
}

.chat-placeholder p {
  font-size: 13px;
  max-width: 450px;
}

/* Chat Bubbles */
.chat-bubble {
  max-width: 70%;
  padding: 12px 18px;
  border-radius: 12px;
  font-size: 14px;
  line-height: 1.5;
}

.chat-bubble.citizen {
  align-self: flex-start;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  color: var(--color-text);
  border-bottom-left-radius: 2px;
}

.chat-bubble.user {
  align-self: flex-end;
  background: linear-gradient(135deg, var(--color-accent) 0%, rgba(88, 138, 255, 0.3) 100%);
  border: 1px solid rgba(139, 250, 255, 0.15);
  color: #fff;
  border-bottom-right-radius: 2px;
}

#chat-input-container {
  padding: 16px 24px;
  border-top: 1px solid var(--border-glass);
  background: var(--bg-dark);
  display: flex;
  gap: 12px;
}

#chat-input-field {
  flex: 1;
  background: var(--bg-input);
  border: 1px solid var(--border-glass);
  border-radius: 8px;
  padding: 12px 16px;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 13.5px;
  outline: none;
  transition: var(--transition-smooth);
}

#chat-input-field:focus {
  border-color: var(--color-primary);
}

/* --- Altiverse Web (Browser) viewport --- */
#viewport-web {
  padding: 24px;
}

.browser-main-pane {
  flex: 1;
  border-radius: 8px;
  overflow: hidden;
  background: #090e21;
}

.mock-browser {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.browser-bar {
  background: rgba(5, 11, 30, 0.9);
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  border-bottom: 1px solid rgba(164, 247, 255, 0.08);
}

.browser-buttons {
  display: flex;
  gap: 6px;
}

.b-btn {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.25);
  cursor: pointer;
}
.b-btn.back { background-color: var(--color-error); }
.b-btn.forward { background-color: var(--color-warning); }
.b-btn.refresh { background-color: var(--color-success); }

.browser-input-wrapper {
  flex: 1;
  display: flex;
  gap: 8px;
}

#full-browser-url {
  flex: 1;
  background: var(--bg-input);
  border: 1px solid var(--border-glass);
  border-radius: 6px;
  padding: 8px 16px;
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 12px;
  outline: none;
  transition: var(--transition-smooth);
}

#full-browser-url:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 10px rgba(139, 250, 255, 0.2);
}

.browser-go-btn {
  background: #ffffff;
  color: var(--color-accent);
  border: 1px solid var(--border-glass);
  border-radius: 6px;
  padding: 0 16px;
  font-family: var(--font-header);
  font-weight: 700;
  font-size: 11px;
  cursor: pointer;
  box-shadow: var(--shadow-glow);
  transition: var(--transition-smooth);
}

.browser-go-btn:hover {
  transform: scale(1.03);
  background: var(--bg-card-hover);
  color: var(--color-secondary);
  box-shadow: var(--shadow-glow-strong);
}

.browser-viewport {
  flex: 1;
  background: #ffffff;
  overflow-y: auto;
  position: relative;
}

/* Browser Home Search Screen */
.browser-home-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  min-height: 100%;
  height: auto;
  color: #2c3e50;
  padding: 60px 40px;
  background: #f7fafc;
}

.browser-home-logo-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 24px;
}

.browser-home-logo {
  width: 140px;
  height: 140px;
  margin-bottom: 12px;
}

.browser-home-logo-container h2 {
  font-family: var(--font-header);
  font-size: 26px;
  font-weight: 800;
  letter-spacing: 2px;
  color: #172a72;
}

.browser-home-logo-container p {
  font-size: 12px;
  color: #718096;
}

.browser-search-bar-center {
  display: flex;
  max-width: 560px;
  width: 100%;
  gap: 10px;
  margin-bottom: 16px;
}

#browser-home-search-input {
  flex: 1;
  padding: 14px 20px;
  border: 1px solid #cbd5e0;
  border-radius: 30px;
  outline: none;
  font-family: var(--font-body);
  font-size: 14px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  transition: var(--transition-smooth);
}

#browser-home-search-input:focus {
  border-color: #588aff;
  box-shadow: 0 4px 12px rgba(88, 138, 255, 0.15);
}

.browser-home-suggestions {
  font-size: 12px;
  color: #718096;
}

.browser-home-suggestions span {
  margin-right: 6px;
}

.suggest-link {
  color: #588aff;
  text-decoration: none;
  margin-right: 12px;
}

.suggest-link:hover {
  text-decoration: underline;
}

/* Simulated Web Page Articles Layout */
.mock-webpage {
  padding: 40px 60px;
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  color: #2d3748;
  background-color: #f7fafc;
  min-height: 100%;
}

.mock-webpage h1 {
  font-family: var(--font-header);
  font-size: 32px;
  color: #1a365d;
  margin-bottom: 12px;
  border-bottom: 3px solid #2b6cb0;
  padding-bottom: 10px;
}

.mock-webpage h2 {
  font-family: var(--font-header);
  font-size: 20px;
  color: #2b6cb0;
  margin-top: 32px;
  margin-bottom: 16px;
}

.mock-webpage p {
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 16px;
  color: #4a5568;
  text-align: justify;
}

.mock-webpage-ad {
  background: #edf2f7;
  border: 1px dashed #a0aec0;
  border-radius: 6px;
  padding: 16px;
  margin: 30px 0;
  font-size: 12px;
  color: #4a5568;
  text-align: center;
}

/* --- Search Modal Overlay --- */
.search-overlay-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 100;
  background: rgba(5, 11, 30, 0.7);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
}

.search-modal-box {
  width: 680px;
  max-width: 90%;
  height: 520px;
  background: rgba(10, 20, 50, 0.9);
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 50px rgba(0,0,0,0.6);
  border: 1px solid var(--border-glass-glow);
}

.search-modal-header {
  padding: 20px 24px 10px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.search-modal-header h3 {
  font-family: var(--font-header);
  font-size: 18px;
  font-weight: 700;
  color: #fff;
}

#close-settings-btn {
  background: none;
  border: none;
  color: var(--color-text-muted);
  font-size: 28px;
  cursor: pointer;
  line-height: 1;
}

#close-settings-btn:hover {
  color: var(--color-primary);
}

/* Scaling Animation */
.animate-scale {
  animation: scaleUp 0.25s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

@keyframes scaleUp {
  from { transform: scale(0.92); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

/* Dotted Progress Bar Styles */
.dotted-progress-track {
  height: 30px;
  width: 100%;
  background-image: radial-gradient(circle, rgba(148, 163, 184, 0.2) 30%, transparent 35%);
  background-size: 20px 20px;
  background-repeat: repeat-x;
  background-position: 0 center;
  border-radius: 15px;
  border: 1px solid rgba(59, 130, 246, 0.12);
  overflow: hidden;
  position: relative;
}

.dotted-progress-fill {
  height: 100%;
  width: 0%;
  background-image: radial-gradient(circle, #3b82f6 40%, transparent 45%);
  background-size: 20px 20px;
  background-repeat: repeat-x;
  background-position: 0 center;
  border-radius: 15px;
  transition: width 0.2s ease;
  animation: moveProgressDots 0.8s linear infinite;
  box-shadow: 0 0 8px rgba(59, 130, 246, 0.2);
}

@keyframes moveProgressDots {
  from {
    background-position: 0 center;
  }
  to {
    background-position: 20px center;
  }
}

/* --- Responsive Layout Adjustments --- */
.mobile-only-btn {
  display: none;
}

@media (max-width: 1024px) {
  #sidebar-nav {
    width: 260px;
    min-width: 260px;
  }
  #brand-header {
    padding: 16px;
  }
  .volume-header {
    padding: 8px 16px;
  }
  .timeline-studio-layout {
    flex-direction: column;
  }
  .studio-sidebar {
    width: 100%;
    min-width: 100%;
  }
}

/* --- Social Sharing Icons --- */
.share-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-input);
  border: 1px solid var(--border-glass);
  color: var(--color-text-muted);
  transition: var(--transition-smooth);
}

.share-icon:hover {
  transform: translateY(-2px);
}

.share-icon.email {
  color: #ea4335;
  background: rgba(234, 67, 53, 0.08);
  border-color: rgba(234, 67, 53, 0.15);
}
.share-icon.email:hover {
  background: #ea4335;
  color: #ffffff;
  border-color: #ea4335;
}

.share-icon.whatsapp {
  color: #25d366;
  background: rgba(37, 211, 102, 0.08);
  border-color: rgba(37, 211, 102, 0.15);
}
.share-icon.whatsapp:hover {
  background: #25d366;
  color: #ffffff;
  border-color: #25d366;
}

.share-icon.x-twitter {
  color: #000000;
  background: rgba(0, 0, 0, 0.08);
  border-color: rgba(0, 0, 0, 0.15);
}
.share-icon.x-twitter:hover {
  background: #000000;
  color: #ffffff;
  border-color: #000000;
}

.share-icon.facebook {
  color: #1877f2;
  background: rgba(24, 119, 242, 0.08);
  border-color: rgba(24, 119, 242, 0.15);
}
.share-icon.facebook:hover {
  background: #1877f2;
  color: #ffffff;
  border-color: #1877f2;
}

.share-icon.instagram {
  color: #e1306c;
  background: rgba(225, 48, 108, 0.08);
  border-color: rgba(225, 48, 108, 0.15);
}
.share-icon.instagram:hover {
  background: #e1306c;
  color: #ffffff;
  border-color: #e1306c;
}

/* --- Legal Documentation Modal --- */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(13, 27, 42, 0.45);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.modal-overlay.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.legal-modal-card {
  width: 90%;
  max-width: 800px;
  height: 80vh;
  display: flex;
  flex-direction: column;
  background: #ffffff;
  border-radius: 16px;
  border: 1px solid var(--border-glass);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
  animation: modalScaleUp 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
  overflow: hidden;
}

@keyframes modalScaleUp {
  from { transform: scale(0.95); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.legal-modal-header {
  padding: 16px 24px;
  border-bottom: 1px solid var(--border-glass);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #fffcf9;
}

.close-btn:hover {
  color: var(--color-secondary) !important;
  transform: scale(1.15);
}

.legal-modal-body {
  flex: 1;
  display: flex;
  overflow: hidden;
}

.legal-quick-nav {
  width: 200px;
  border-right: 1px solid var(--border-glass);
  background: #fffbf7;
  display: flex;
  flex-direction: column;
  padding: 20px 12px;
  gap: 6px;
  overflow-y: auto;
  flex-shrink: 0;
}

.legal-nav-link {
  padding: 10px 14px;
  font-size: 13px;
  font-family: var(--font-header);
  font-weight: 600;
  color: var(--color-text-muted);
  text-decoration: none;
  border-radius: 8px;
  transition: var(--transition-smooth);
}

.legal-nav-link.active, .legal-nav-link:hover {
  background: rgba(249, 115, 22, 0.08);
  color: var(--color-secondary);
}

.legal-content-pane {
  flex: 1;
  padding: 24px 32px;
  overflow-y: auto;
  scroll-behavior: smooth;
  background: #ffffff;
}

.legal-section {
  margin-bottom: 40px;
}

.legal-section:last-child {
  margin-bottom: 0;
}

.legal-section h3 {
  font-family: var(--font-header);
  font-size: 16px;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 12px;
  border-bottom: 1px solid rgba(249, 115, 22, 0.1);
  padding-bottom: 6px;
}

.legal-section p {
  font-size: 13.5px;
  color: var(--color-text);
  line-height: 1.6;
  margin-bottom: 12px;
}

.legal-info-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 14px;
  margin-bottom: 14px;
  font-size: 12.5px;
}

.legal-info-table td {
  padding: 10px 12px;
  border: 1px solid var(--border-glass);
}

.legal-info-table td:first-child {
  font-weight: 600;
  color: var(--color-text-muted);
  background: #fdfaf7;
  width: 40%;
}

.legal-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 13.5px;
  color: var(--color-text);
}

.legal-list li {
  position: relative;
  padding-left: 20px;
  line-height: 1.5;
}

.legal-list li::before {
  content: "•";
  color: var(--color-accent);
  font-weight: bold;
  display: inline-block;
  width: 1em;
  margin-left: -1em;
  position: absolute;
}

/* --- Directory Suggest Link Tags --- */
.directory-suggest-link {
  font-family: var(--font-header);
  font-size: 11px;
  font-weight: 700;
  color: var(--color-secondary);
  background: rgba(249, 115, 22, 0.05);
  border: 1px solid rgba(249, 115, 22, 0.15);
  padding: 4px 10px;
  border-radius: 100px;
  text-decoration: none;
  transition: var(--transition-smooth);
}

.directory-suggest-link:hover {
  background: rgba(249, 115, 22, 0.12);
  border-color: var(--color-accent);
  color: var(--color-secondary) !important;
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(249, 115, 22, 0.15);
}

@media (max-width: 768px) {
  .legal-modal-card {
    height: 90vh;
  }
  .legal-modal-body {
    flex-direction: column;
  }
  .legal-quick-nav {
    width: 100%;
    height: auto;
    flex-direction: row;
    overflow-x: auto;
    border-right: none;
    border-bottom: 1px solid var(--border-glass);
    padding: 10px;
    gap: 8px;
  }
  .legal-quick-nav::-webkit-scrollbar {
    display: none;
  }
  .legal-nav-link {
    padding: 6px 12px;
    font-size: 12px;
    flex-shrink: 0;
  }
  .legal-content-pane {
    padding: 16px 20px;
  }
}

@media (max-width: 768px) {
  .mobile-only-btn {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    background: none;
    border: 1px solid var(--border-glass);
    border-radius: 8px;
    color: var(--color-text);
    padding: 8px;
    cursor: pointer;
    flex-shrink: 0;
    transition: var(--transition-smooth);
  }
  
  .mobile-only-btn:hover {
    background: rgba(249, 115, 22, 0.08);
    border-color: var(--color-accent);
  }

  #dashboard-wrapper {
    flex-direction: row;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
  }

  /* Hamburger Navigation Drawer */
  #sidebar-nav {
    position: fixed;
    top: 0;
    left: -320px;
    width: 300px;
    min-width: 300px;
    height: 100%;
    z-index: 100;
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.3);
    transition: left 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  }

  #sidebar-nav.active {
    left: 0;
  }

  #sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 99;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
  }

  #sidebar-overlay.active {
    opacity: 1;
    pointer-events: auto;
  }

  #main-content-panel {
    width: 100vw;
    height: 100vh;
  }

  #main-top-nav {
    height: auto !important;
    min-height: auto !important;
    padding: 16px !important;
    gap: 12px !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: stretch !important;
  }

  #tab-nav-buttons {
    display: flex !important;
    flex-direction: column !important;
    width: 100% !important;
    gap: 8px !important;
    padding: 0 !important;
    overflow-x: visible !important;
    white-space: normal !important;
  }

  #tab-nav-buttons::-webkit-scrollbar {
    display: none;
  }

  .nav-tab-btn {
    flex-shrink: 0 !important;
    width: 100% !important;
    justify-content: flex-start !important;
    padding: 10px 16px !important;
    font-size: 13px !important;
  }

  /* Creator Sandbox viewport collapsing */
  .sandbox-container {
    flex-direction: column;
    height: 100%;
    overflow-y: auto;
  }

  .sandbox-sidebar {
    width: 100% !important;
    min-width: 100% !important;
    border-right: none;
    border-bottom: 1px solid var(--border-glass);
    height: auto !important;
    max-height: none !important;
    overflow: visible !important;
    padding: 16px;
  }

  .sandbox-results-panel {
    flex: none;
    height: auto;
    padding: 16px;
  }

  /* Citizens tab collapsing */
  .citizens-layout {
    flex-direction: column;
    height: 100%;
    overflow-y: auto;
  }

  .citizens-sidebar {
    width: 100% !important;
    min-width: 100% !important;
    border-right: none;
    border-bottom: 1px solid var(--border-glass);
    height: 320px !important;
    padding: 16px;
  }

  .citizens-chat-pane {
    height: 480px !important;
    flex: none;
  }

  /* Timeline Tab collapsing */
  .timeline-studio-layout {
    flex-direction: column;
    height: 100%;
    overflow-y: auto;
  }

  .studio-main {
    flex: none;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--border-glass);
    padding: 16px;
  }

  .canvas-visualizer-wrapper {
    min-height: 320px;
  }

  .studio-sidebar {
    width: 100% !important;
    min-width: 100% !important;
    height: auto !important;
    padding: 16px;
  }

  .mock-webpage {
    padding: 16px;
  }

  /* Mobile timeline visualizer layout overrides */
  .timeline-line-stem {
    left: 28px !important;
    transform: none !important;
  }
  
  .timeline-row-flow {
    justify-content: flex-start !important;
    margin: 16px 0 !important;
    gap: 16px !important;
  }
  
  .timeline-spacer-col {
    display: none !important;
  }
  
  .timeline-content-col {
    order: 3 !important;
    width: calc(100% - 70px) !important;
    text-align: left !important;
    padding: 4px 8px !important;
  }
  
  .timeline-circle-node {
    order: 2 !important;
    margin-left: 12px !important;
  }
}