:root {
  /* Nordic Paper Theme - Minimalist & Elegant */
  --bg-paper: #f8f9fa; /* Slightly cooler, more modern base */
  --primary-color: #475569; /* Darkened for better presence */
  --primary-dark: #334155;
  --text-main: #0f172a; /* Deepest slate/black */
  --text-muted: #64748b; /* More legible muted text */
  --accent-color: #f97316; /* Burnt Orange - Selection/Highlights */
  --accent-hover: #ea580c; /* Darker Orange for Hover */
  --accent-rgb: 249, 115, 22; /* RGB Triplet for rgba() usage */

  --bg-secondary: #f1f5f9; /* Light Slate - Secondary Background */
  --bg-tertiary: #e2e8f0; /* Lighter Slate - Tertiary Background */
  --brand-color: var(--accent-color);

  /* Semantic Typography (Fallbacks) */
  --text-primary: var(--text-main);
  --text-secondary: var(--text-muted);

  /* UI Utilities */
  --header-height-expanded: 90px;
  --header-height-condensed: 45px;
  --header-height: var(--header-height-expanded); /* Default */
  --footer-height: 0px; /* Reclaimed space from ads */
  --sidebar-width: 50px;
  --sidebar-expanded-width: 200px;
  --sidebar-current-width: var(--sidebar-width);

  /* Typography */
  --font-main: "Outfit", sans-serif;
  --font-paper: "Lora", serif;

  /* Paper Effects */
  --paper-shadow:
    0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
  --inset-shadow:
    inset 0 2px 4px rgba(0, 0, 0, 0.02);
  --glass-bg: rgba(255, 255, 255, 0.9); 
  --glass-border: rgba(15, 23, 42, 0.1); /* Stronger border for clarity */
}

/* v2.9.0: Force condensed header during gameplay to maximize space */
body.in-game {
  --header-height: var(--header-height-condensed) !important;
}

body.in-game .main-header {
  height: var(--header-height-condensed) !important;
}

body.in-game .header-logo {
  height: 28px !important;
}

body.in-game .app-title {
  font-size: 1.25rem !important;
  transform: translateY(11px) !important;
}

body.in-game .header-meta {
  opacity: 0 !important;
  max-width: 0 !important;
  margin: 0 !important;
  pointer-events: none !important;
}

/* Midnight Paper Theme (Dark Mode) */
body.dark-mode {
  --bg-paper: #1e2329; /* Dark Lead/Blue */
  --primary-color: #cdd9e5; /* Pearl Grey Text/Elements */
  --primary-dark: #adbac7;
  --text-main: #cdd9e5; /* Pearl Grey */
  --text-muted: #768390;
  --text-primary: var(--text-main);
  --text-secondary: var(--text-muted);
  --accent-color: #ffa726; /* Lighter/Golden Orange for better contrast on dark */
  --accent-hover: #ffb74d; /* Brighter Orange for Hover in Dark Mode */
  --accent-rgb: 255, 167, 38;

  --bg-secondary: #0d1117; /* Darker background for components */
  --bg-tertiary: #30363d; /* Lighter background for slots */
  --brand-color: var(--accent-color);

  --glass-border: #545d68; /* Lightened Grey Border for better visibility */
  --paper-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.5); /* Deeper shadows */

}

/* Ensure glass panel adapts to dark mode */
body.dark-mode .glass-panel {
  background: #2d333b; /* Darker Grey Surface */
  border-color: var(--glass-border);
}

/* Static Pages Common Layout */
.static-page {
  padding-top: var(--header-height);
  padding-bottom: 60px;
  min-height: 100dvh;
}

.static-page .content-wrapper {
  width: 95%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

/* Common Card Style for Static Pages */
.privacy-card, .terms-card, .support-card {
  width: 100%;
  max-width: 1000px;
  margin: 0 auto 25px auto;
  padding: 30px;
  border-radius: 16px;
  background: white;
  border: 1px solid var(--glass-border);
  box-shadow: var(--paper-shadow);
  box-sizing: border-box;
}

body.dark-mode .privacy-card, 
body.dark-mode .terms-card, 
body.dark-mode .support-card {
  background: #2d333b;
}

.privacy-card h2, .terms-card h2, .support-card h2 {
  margin-top: 0;
  margin-bottom: 20px;
  font-size: 1.5rem;
  color: var(--accent-color);
  border-bottom: 1px solid var(--glass-border);
  padding-bottom: 12px;
}

.privacy-card p, .terms-card p, .support-card p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 15px;
  font-size: 1rem;
}

.faq-link, .faq-link:visited {
  color: var(--accent-color) !important;
  text-decoration: underline;
  font-weight: 600;
  transition: color 0.2s ease;
}

.faq-link:hover {
  color: var(--accent-hover) !important;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent; /* Remove default mobile highlight */
}

html {
  overflow-y: scroll; /* Force vertical scrollbar to always exist */
  scrollbar-gutter: stable; /* Reserve space for scrollbar to prevent horizontal layout shifts */
}

body {
  max-width: 100%;
  overflow-anchor: none;
}

html.no-scroll {
  overflow: hidden !important;
}

body.no-scroll {
  overflow: hidden !important;
  touch-action: none;
}

/* Ensure header stays visible at top of viewport during scroll lock */
body.no-scroll .main-header {
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  z-index: 40001 !important;
}

body {
  font-family: var(--font-main);
  color: var(--text-main);
  background-color: var(--bg-paper);
  /* Optional: Subtle paper texture pattern could happen here */
  min-height: 100dvh;
  /* Flexbox Sticky Footer Setup */
  display: flex;
  flex-direction: column;
}

/* REMOVED specific scroll enabling classes */

/* App Container */
#app {
  position: relative;
  width: 100%;
  max-width: 100%;
  display: flex;
  flex-direction: column;
  flex: 1;
}

/* ... (Glass Panel styles remain) ... */

/* Modal Styles */
.modal-overlay {
  position: fixed;
  top: var(--header-height);
  left: var(--sidebar-current-width, 0);
  width: calc(100% - var(--sidebar-current-width, 0));
  height: calc(100% - var(--header-height));
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(4px);
  display: flex;
  justify-content: center;
  align-items: center; /* PERFECT CENTERING */
  z-index: 30000;
  opacity: 0;
  visibility: hidden;
  transition:
    all 0.3s ease,
    left 0.3s cubic-bezier(0.4, 0, 0.2, 1),
    width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: overlay;
  box-sizing: border-box;
}

.modal-overlay:not(.hidden) {
  opacity: 1;
  visibility: visible;
}

#confirm-modal,
#generic-alert {
  z-index: 60000 !important;
}

.modal-content {
  width: 95%; /* More space on narrow */
  max-width: 320px;
  padding: 20px;
  text-align: center;
  /* Reset glass-panel default hidden state from home.css */
  opacity: 1 !important;
  pointer-events: auto !important;
  z-index: 100 !important;
  margin: auto; /* Helper for some flex behaviors */

  transition: transform 0.3s ease;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.modal-overlay:not(.hidden) .modal-content {
  transform: translateY(0);
}

/* Utility: Paper Panel (Replacing Glass Panel concept) */
.glass-panel {
  background: white;
  border: 1px solid var(--glass-border);
  box-shadow: var(--paper-shadow);
  border-radius: 12px;
}

/* User Avatar System */
.user-avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-family: var(--font-paper);
  background-color: #e2e8f0;
  color: var(--text-main);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  flex-shrink: 0;
  user-select: none;
  font-weight: 700;
  line-height: 1;
}

body.dark-mode .user-avatar {
  background-color: #334155;
  color: #e2e8f0;
}

/* Main Content Layout Adjustments for Sidebar */
.scrollable-content {
  padding: 20px;
  max-width: 800px;
  margin: 0 auto;
  width: 100%;
  height: auto;
  overflow: visible;
  padding-bottom: 120px;
}

/* Sidebar Active Highlighting */
.nav-item.active {
  color: var(--accent-color) !important;
  background: rgba(var(--accent-rgb), 0.1) !important;
  border-right: 3px solid var(--accent-color);
}

/* Pushes footer to bottom on short pages (Global) */
#menu-content,
#profile-section,
#history-section,
#guide-section,
#info-section,
#game-section,
#privacy-section,
#terms-section,
#changelog-section {
  flex: 1;
  max-width: none !important;
  padding-left: 0 !important;
  position: relative;
}

.section-header {
  width: 100%;
  max-width: 800px;
  margin: 0 auto 30px;
  text-align: center;
}

.section-body {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}
@media (min-width: 769px) {
  /* Structural Box Sizing & Transitions */
  .main-header,
  #menu-content,
  #profile-section,
  #history-section,
  #guide-section,
  #info-section,
  #game-section,
  #privacy-section,
  #terms-section,
  #about-section,
  #contact-section,
  #changelog-section,
  #admin-section,
  #support-section,
  #search-users-section,
  .main-footer {
    margin-left: var(--sidebar-width);
    transition:
      margin-left 0.3s cubic-bezier(0.4, 0, 0.2, 1),
      width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    width: calc(100% - var(--sidebar-width));
    box-sizing: border-box; /* Crucial to prevent horizontal scroll from padding */
  }

  body.sidebar-expanded .main-header,
  body.sidebar-expanded #menu-content,
  body.sidebar-expanded #profile-section,
  body.sidebar-expanded #history-section,
  body.sidebar-expanded #guide-section,
  body.sidebar-expanded #info-section,
  body.sidebar-expanded #game-section,
  body.sidebar-expanded #privacy-section,
  body.sidebar-expanded #terms-section,
  body.sidebar-expanded #about-section,
  body.sidebar-expanded #contact-section,
  body.sidebar-expanded #changelog-section,
  body.sidebar-expanded #admin-section,
  body.sidebar-expanded #support-section,
  body.sidebar-expanded #search-users-section,
  body.sidebar-expanded .main-footer {
    margin-left: var(--sidebar-expanded-width);
    width: calc(100% - var(--sidebar-expanded-width));
  }

  body.sidebar-expanded {
    --sidebar-current-width: var(--sidebar-expanded-width);
  }
}


/* Reduced padding for very narrow mobile screens */
@media (max-width: 360px) {
  .scrollable-content {
    padding-left: 12px;
    padding-right: 12px;
  }
}


/* Utility: Hidden - Enforced Specificity to win over ID-based layout rules */
.hidden, 
section.hidden, 
[id].hidden {
  display: none !important;
}

/* --- Global Custom Scrollbar --- */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.03);
  border-radius: 10px;
}

::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.1);
  border-radius: 10px;
  border: 2px solid transparent;
  background-clip: content-box;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-color);
}

/* Dark Mode Scrollbars */
body.dark-mode ::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.03);
}

body.dark-mode ::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
}

/* Mobile Scrollbar Refinement: Transparent track to avoid shifting content */
@media (max-width: 768px) {
  ::-webkit-scrollbar-track {
    background: transparent !important;
  }
  ::-webkit-scrollbar-thumb {
    border: none !important; /* Floating pill look */
    background: transparent !important; /* Hidden by default */
  }

  /* Show only during active scrolling */
  .is-scrolling::-webkit-scrollbar-thumb,
  .is-scrolling ::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.15) !important;
  }

  body.dark-mode .is-scrolling::-webkit-scrollbar-thumb,
  body.dark-mode .is-scrolling ::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15) !important;
  }
}

body.dark-mode ::-webkit-scrollbar-thumb:hover {
  background: var(--accent-color);
}

/* Button Reset */
button {
  font-family: inherit;
  border: none;
  background: none;
  cursor: pointer;
  color: inherit;
}

/* Debug Mode Floating Button */
.debug-btn {
  display: none; /* Hidden by default */
  position: fixed;
  bottom: 30px; /* Fine-tuned adjustment */
  right: 20px;
  background-color: var(--accent-color, #007bff);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 50px;
  font-family: var(--font-main, sans-serif);
  font-weight: bold;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
  cursor: pointer;
  z-index: 20003; /* Above everything */
  transition: transform 0.2s ease;
}

.debug-btn:hover {
  transform: scale(1.05);
}

/* Visibility Trigger */
body.debug-mode .debug-btn,
body.beta-mode .debug-btn {
  display: block;
}

body.dark-mode .debug-btn {
  color: #1e293b; /* Match btn-primary text color in dark mode */
}

/* REMOVED: Redundant modal definitions */

.modal-title {
  font-family: var(--font-paper);
  font-size: 1.4rem;
  color: var(--text-main);
  margin-bottom: 5px;
}

.modal-desc {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.modal-option {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 10px 0;
}

/* Custom Checkbox */
.checkbox-label {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--text-main);
  user-select: none;
}

.game-header h2 {
  display: inline-block;
  margin: 0;
  font-size: 1.5rem;
  color: var(--text-main);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.checkbox-label input {
  display: none;
}

.checkbox-label .custom-checkbox {
  width: 18px;
  height: 18px;
  border: 2px solid var(--text-muted);
  border-radius: 4px;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: all 0.2s ease;
}

.checkbox-label input:checked + .custom-checkbox {
  background: var(--accent-color);
  border-color: var(--accent-color);
}

.checkbox-label input:checked + .custom-checkbox::after {
  content: "✔";
  color: white;
  font-size: 12px;
}

.modal-actions {
  display: flex;
  justify-content: stretch;
  gap: 10px;
  margin-top: 15px;
}

.modal-actions button,
.modal-actions a.btn-secondary,
.modal-actions a.btn-primary {
  flex: 1;
  padding: 12px;
  border-radius: 12px;
  font-weight: 600;
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  font-family: var(--font-main);
  transition: all 0.2s ease;
}

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-main);
  border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
  background: var(--bg-secondary);
}

.btn-danger {
  background: #ef4444; /* Tailwind Red-500 */
  color: white;
  box-shadow: 0 4px 6px -1px rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
  background: #dc2626; /* Red-600 */
  transform: translateY(-2px);
  box-shadow: 0 6px 8px -2px rgba(239, 68, 68, 0.4);
}
/* Toast Notifications */
#toast-container {
  position: fixed;
  bottom: 20px;
  left: calc(50% + (var(--sidebar-current-width, 0) / 2));
  transform: translateX(-50%);
  width: auto;
  display: flex;
  flex-direction: column;
  align-items: center; /* PERFECT CENTERING WITHIN CONTENT AREA */
  gap: 10px;
  z-index: 100000; /* Above everything */
  pointer-events: none;
  transition: 
    left 0.3s cubic-bezier(0.4, 0, 0.2, 1),
    transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.toast-notification {
  background: var(--bg-paper);
  color: var(--text-main);
  padding: 12px 24px;
  border-radius: 50px; /* Pill shape */
  font-family: var(--font-main);
  font-size: 0.95rem;
  font-weight: 500;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--glass-border);
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  pointer-events: auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* --- Comparison Tooltip (v1.7.6) --- */
.comp-tooltip-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 300000;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: none;
}

.comp-tooltip-container.visible {
  display: block !important;
}

.comp-tooltip {
  position: fixed;
  z-index: 10000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 12px;
  padding: 14px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s ease, transform 0.2s ease;
  transform: translateY(10px);
  color: #1e293b;
  min-width: 210px;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  user-select: none;
  -webkit-user-select: none;
}

body.dark-mode .comp-tooltip {
  background: #2d333b;
  border-color: #545d68;
  color: #cdd9e5;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.comp-tooltip.visible {
  opacity: 1;
  transform: translateY(0);
}

.comp-tooltip.mobile-mode {
  position: fixed !important;
  top: 50% !important;
  left: 50% !important;
  transform: translate(-50%, -50%) !important;
  width: 90% !important;
  max-width: 320px !important;
  margin: 0 !important;
  box-shadow: 0 30px 60px rgba(0,0,0,0.8);
  z-index: 300001 !important;
  background: var(--bg-paper);
  display: none !important; /* Hidden by default */
  opacity: 0 !important;
  pointer-events: none !important;
  transition: opacity 0.3s ease;
}

.comp-tooltip.mobile-mode.visible {
  display: block !important;
  opacity: 1 !important;
  pointer-events: auto !important;
}

.comp-tooltip.mobile-mode .comp-tooltip-title {
  padding-right: 35px; /* Space for the X button */
}

/* Tooltip Close Button */
.comp-tooltip .tooltip-close {
  position: absolute;
  top: 4px;
  right: 10px;
  width: 30px;
  height: 30px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 1.2rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: background 0.2s;
  z-index: 300002;
  border: none;
  line-height: 1;
}

.comp-tooltip .tooltip-close:hover {
  background: rgba(255, 255, 255, 0.2);
}

.comp-tooltip-title {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-weight: 600;
}

.comp-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 12px;
  align-items: center;
}

.comp-column {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.comp-label {
  font-size: 0.65rem;
  color: var(--text-muted);
}

.comp-value {
  font-size: 1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 4px;
}

.comp-value-stack {
  display: flex;
  flex-direction: column;
  gap: 2px;
  align-items: flex-start;
}

.comp-rank-name { font-size: 0.9rem; font-weight: 800; }
.comp-rank-level { font-size: 0.75rem; color: var(--text-muted); }
.comp-rank-rp { 
  font-size: 0.8rem; 
  color: var(--accent-color); 
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 4px;
}

.comp-vs {
  font-size: 0.6rem;
  font-weight: 900;
  color: var(--text-muted);
  opacity: 0.5;
  text-transform: uppercase;
}

.trend-up { color: #22c55e; }
.trend-down { color: #ef4444; }
.trend-equal { color: var(--text-muted); }

/* Double Column History Tooltip */
.history-comp-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
  margin-top: 10px;
}

.history-comp-col {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 10px;
  background: rgba(0, 0, 0, 0.03);
  border: 1px solid rgba(0, 0, 0, 0.05);
  border-radius: 8px;
}

body.dark-mode .history-comp-col {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.1);
}

.history-comp-header {
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  margin-bottom: 5px;
  opacity: 0.6;
}

.toast-notification.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Dark Mode Toast */
body.dark-mode .toast-notification {
  background: #334155; /* Slate 700 */
  color: #fff;
  border: 1px solid #475569;
}

/* Error Toast Style */
.toast-error {
  background: #fee2e2 !important; /* Red 100 */
  color: #991b1b !important; /* Red 800 */
  border: 1px solid #f87171 !important; /* Red 400 */
  font-weight: 600;
}

body.dark-mode .toast-error {
  background: #7f1d1d !important; /* Red 900 */
  color: #fef2f2 !important; /* Red 50 */
  border: 1px solid #b91c1c !important; /* Red 700 */
}

/* Success Toast Style */
.toast-success {
  background: #f0fdf4 !important; /* Green 50 */
  color: #166534 !important; /* Green 800 */
  border: 1px solid #86efac !important; /* Green 300 */
  font-weight: 600;
}

body.dark-mode .toast-success {
  background: #064e3b !important; /* Emerald 900 */
  color: #ecfdf5 !important; /* Emerald 50 */
  border: 1px solid #059669 !important; /* Emerald 600 */
}

/* Debug Floating Action Button */
.debug-fab {
  position: fixed;
  bottom: 80px; /* Elevated to avoid intersection */
  right: 20px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--accent-color); /* Orange/Yellow */
  color: var(--bg-primary);
  border: none;
  font-size: 1.5rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  cursor: pointer;
  z-index: 9999;
  transition:
    transform 0.2s,
    box-shadow 0.2s;
  display: flex !important; /* Visual flex */
  justify-content: center;
  align-items: center;
}

.debug-fab:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4);
}

.debug-fab:active {
  transform: scale(0.95);
}

body:not(.beta-mode) #debug-help-btn,
body:not(.in-game) #debug-help-btn {
  display: none !important;
}

/* Ensure wand is on top of everything including game elements */
.debug-fab {
  z-index: 10005 !important;
}

/* Mobile Media Query Overrides (at end to ensure highest priority) */
@media (max-width: 768px) {
  .main-header,
  #menu-content,
  #profile-section,
  #history-section,
  #guide-section,
  #info-section,
  #game-section,
  #privacy-section,
  #terms-section,
  #about-section,
  #contact-section,
  #changelog-section,
  #admin-section,
  #support-section,
  #search-users-section,
  .main-footer,
  .modal-overlay {
    margin-left: 0;
    left: 0;
    width: 100%;
    box-sizing: border-box;
  }

  #toast-container {
    --sidebar-current-width: 0px; /* Force 0 for centering calc only */
    left: 50%;
    transform: translateX(-50%);
    width: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0;
  }
}

/* Global Loading Spinner Utility */
.spinner {
  display: inline-block;
  width: 1em;
  height: 1em;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: #fff;
  animation: spin 0.8s linear infinite;
  vertical-align: middle;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.btn-loading {
  position: relative;
  pointer-events: none;
  opacity: 0.8;
}

.btn-loading > * {
  visibility: hidden;
}

.btn-loading::after {
  content: "";
  position: absolute;
  width: 1.2em;
  height: 1.2em;
  top: 50%;
  left: 50%;
  margin-top: -0.6em;
  margin-left: -0.6em;
  border: 2px solid rgba(0, 0, 0, 0.1);
  border-radius: 50%;
  border-top-color: var(--accent-color);
  animation: spin 0.8s linear infinite;
}

body.dark-mode .btn-loading::after {
  border-color: rgba(255, 255, 255, 0.1);
  border-top-color: var(--accent-color);
}

/* Demo CTA Panel - Responsive Themes */
.demo-cta-panel {
  max-width: 1000px;
  margin: 40px auto;
  padding: 45px 30px;
  text-align: center;
  background: #fff9e6; /* Lighter warm background */
  border: 1.5px solid rgba(245, 158, 11, 0.2); /* Softer border */
  border-radius: 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  position: relative;
  overflow: hidden;
  animation: fadeInPromo 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.demo-cta-panel h3 {
  margin: 0;
  font-size: 1.75rem;
  color: #1e293b; /* Dark title for light theme */
  font-weight: 700;
  letter-spacing: -0.01em;
}

.demo-cta-panel p {
  margin: 0;
  font-size: 1.15rem;
  color: #64748b; /* Slate text for light theme */
  max-width: 650px;
  line-height: 1.4;
  font-weight: 500;
}

.demo-cta-btn {
  margin-top: 15px;
  background-color: #ffa726 !important;
  color: #ffffff !important; /* White text on orange for light theme */
  font-weight: 700;
  padding: 16px 48px !important;
  border-radius: 18px !important;
  text-decoration: none;
  font-size: 1.2rem;
  text-transform: uppercase !important;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 8px 20px rgba(255, 167, 38, 0.3);
  border: none;
  cursor: pointer;
}

.demo-cta-btn:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 12px 28px rgba(255, 167, 38, 0.5);
  background-color: #ffb74d !important;
}

/* Dark Mode Overrides */
body.dark-mode .demo-cta-panel {
  background: #333333; /* Lightened from charcoal */
  border-color: rgba(255, 167, 38, 0.4);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

body.dark-mode .demo-cta-panel h3 {
  color: #e2e8f0;
}

body.dark-mode .demo-cta-panel p {
  color: #94a3b8;
}

body.dark-mode .demo-cta-btn {
  color: #1a1a1a !important; /* Dark text on orange for dark theme */
}

.home-promo {
  width: calc(100% - 40px);
}

@keyframes fadeInPromo {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}