/**
 * 3888x Social Network - Main Stylesheet
 * Modern, responsive design with dark/light theme support
 */

/* ===== CSS Variables & Design System ===== */
:root {
  /* Color Palette — matches loading screen: purple → pink on deep dark */
  --color-primary: #a855f7;
  --color-primary-hover: #9333ea;
  --color-primary-dark: #7c3aed;
  --color-secondary: #ec4899;
  --color-secondary-hover: #db2777;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-info: #06b6d4;

  /* Brand gradient — purple → pink (loading screen identity) */
  --gradient-brand: linear-gradient(135deg, #a855f7 0%, #ec4899 100%);
  --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  --gradient-shine: linear-gradient(110deg, transparent 30%, rgba(255,255,255,0.18) 50%, transparent 70%);

  /* Backgrounds — deep dark to match loading screen exactly */
  --bg-root: radial-gradient(ellipse at top, #1a0d2e 0%, #0d0d1a 60%, #0d1a2e 100%);
  --bg-primary: #0d0d1a;
  --bg-secondary: #1a0d2e;
  --bg-tertiary: #0d1a2e;
  --bg-card: rgba(26, 13, 46, 0.75);
  --bg-card-glass: rgba(26, 13, 46, 0.45);
  --bg-hover: rgba(168, 85, 247, 0.10);
  --bg-modal: rgba(0, 0, 0, 0.85);
  --bg-modal-glass: rgba(13, 13, 26, 0.60);
  --bg-header: linear-gradient(135deg, rgba(26,13,46,0.92) 0%, rgba(13,13,26,0.96) 100%);

  /* Text Colors */
  --text-primary: #f9fafb;
  --text-secondary: #e2d9f3;
  --text-muted: #a78bca;
  --text-disabled: #6b5b8a;

  /* Borders — subtle purple tint */
  --border-color: rgba(168, 85, 247, 0.20);
  --border-light: rgba(168, 85, 247, 0.10);
  --border-focus: rgba(168, 85, 247, 0.60);
  --border-radius: 14px;
  --border-radius-sm: 9px;
  --border-radius-lg: 20px;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
  --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Courier New', monospace;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;

  /* Shadows — with purple glow matching brand */
  --shadow-sm: 0 2px 6px rgba(0,0,0,0.4);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.5), 0 2px 4px rgba(0,0,0,0.3);
  --shadow-lg: 0 12px 28px rgba(0,0,0,0.55), 0 4px 8px rgba(0,0,0,0.35);
  --shadow-xl: 0 24px 48px rgba(0,0,0,0.65), 0 8px 16px rgba(0,0,0,0.45);
  --shadow-2xl: 0 36px 72px rgba(0,0,0,0.75), 0 16px 32px rgba(0,0,0,0.55);
  --shadow-glow: 0 0 24px rgba(168,85,247,0.45), 0 0 48px rgba(168,85,247,0.20);
  --shadow-glow-secondary: 0 0 24px rgba(236,72,153,0.40), 0 0 48px rgba(236,72,153,0.18);
  --shadow-card: 0 4px 24px rgba(0,0,0,0.45), 0 0 0 1px rgba(168,85,247,0.10);
  --glow-primary: 0 0 20px rgba(168,85,247,0.40), 0 0 40px rgba(168,85,247,0.18);
  --glow-danger: 0 0 20px rgba(239,68,68,0.35), 0 0 40px rgba(239,68,68,0.15);
  --glow-success: 0 0 20px rgba(16,185,129,0.35), 0 0 40px rgba(16,185,129,0.15);
  --glow-focus: 0 0 0 3px rgba(168,85,247,0.25), 0 0 16px rgba(168,85,247,0.18);

  /* Glassmorphism */
  --glass-blur: blur(20px) saturate(180%);
  --glass-border: 1px solid rgba(168, 85, 247, 0.18);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Layout */
  --header-height: 52px;
  --sidebar-width: 260px;
  --max-content-width: 1200px;
  --panel-width: 340px;

  /* Z-index */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;

  /* Form inputs — dark theme */
  --input-bg: rgba(26, 13, 46, 0.6);
  --input-bg-focus: rgba(26, 13, 46, 0.85);
  --input-bg-disabled: rgba(26, 13, 46, 0.3);
}

/* Light Theme */
[data-theme="light"] {
  /* Pale blue-gray backgrounds — show shine and glow effects clearly */
  --bg-root: linear-gradient(135deg, #dde8f5 0%, #e5edf8 50%, #d8e5f5 100%);
  --bg-primary: #edf3fb;
  --bg-secondary: #e2ecf7;
  --bg-tertiary: #d5e3f2;
  --bg-card: #eef4fc;
  --bg-card-glass: rgba(220, 236, 255, 0.82);
  --bg-hover: #d8e8f5;
  --bg-modal: rgba(0, 20, 60, 0.55);
  --border-color: rgba(100, 140, 200, 0.22);
  --border-light: rgba(100, 140, 200, 0.12);
  --border-focus: rgba(168, 85, 247, 0.55);
  --glass-border: 1px solid rgba(168, 85, 247, 0.22);
  --bg-header: rgba(225, 237, 252, 0.97);
  /* Enhanced glow — more vivid on blue-gray backgrounds */
  --shadow-glow: 0 0 20px rgba(168,85,247,0.35), 0 0 40px rgba(168,85,247,0.15);
  --shadow-glow-secondary: 0 0 20px rgba(236,72,153,0.28), 0 0 40px rgba(236,72,153,0.12);
  --glow-primary: 0 0 16px rgba(168,85,247,0.32), 0 0 32px rgba(168,85,247,0.14);
  --glow-danger: 0 0 16px rgba(239,68,68,0.28), 0 0 32px rgba(239,68,68,0.12);
  --glow-success: 0 0 16px rgba(16,185,129,0.28), 0 0 32px rgba(16,185,129,0.12);
  --glow-focus: 0 0 0 3px rgba(168,85,247,0.22), 0 0 16px rgba(168,85,247,0.16);
  /* Shine gradient visible on blue-gray surface */
  --gradient-shine: linear-gradient(110deg, transparent 25%, rgba(255,255,255,0.55) 50%, transparent 75%);

  --text-primary: #0f172a;
  --text-secondary: #1e3a5f;
  --text-muted: #4b6e9e;
  --text-disabled: #8aaad0;

  --shadow-sm: 0 1px 3px 0 rgba(30, 60, 120, 0.10);
  --shadow-md: 0 4px 8px -1px rgba(30, 60, 120, 0.14);
  --shadow-lg: 0 10px 18px -3px rgba(30, 60, 120, 0.18);
  --shadow-xl: 0 20px 30px -5px rgba(30, 60, 120, 0.22);
  --shadow-card: 0 2px 14px rgba(30,60,120,0.10), 0 0 0 1px rgba(168,85,247,0.12);

  /* Form inputs — light blue-gray theme */
  --input-bg: #edf3fb;
  --input-bg-focus: #e5effe;
  --input-bg-disabled: #d8e5f2;
}

/* ===== Reset & Base Styles ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
  overscroll-behavior: none;
}

body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-root);
  background-attachment: fixed;
  overflow-x: hidden;
  min-height: 100vh;
  overscroll-behavior: none;
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p {
  margin-bottom: var(--spacing-md);
  color: var(--text-secondary);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-hover);
  text-decoration: underline;
}

code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background-color: var(--bg-tertiary);
  padding: 0.2em 0.4em;
  border-radius: var(--border-radius-sm);
}

/* ===== Layout Components ===== */
.app-container {
  display: flex;
  min-height: 100vh;
  padding-top: var(--header-height);
}

.container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  padding-top: var(--header-height);
  width: 100%;
}

.view {
  display: none;
  flex: 1;
  max-width: var(--max-content-width);
  margin: 0 auto;
  padding: var(--spacing-md);
  width: 100%;
}

.view.active {
  display: block;
}

.main-content {
  flex: 1;
  width: 100%;
  max-width: 100%;
  margin: 0;
  padding: 0;
}

/* ===== Header / Navigation ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: var(--bg-header);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-card);
  z-index: calc(var(--z-modal) + 20);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--spacing-xl);
  overflow: hidden;
}

/* Add shine effect to header */
.header::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.15) 50%,
    transparent 100%
  );
  animation: shine 5s ease-in-out infinite;
  pointer-events: none;
  z-index: 1;
}

/* Ensure header content is above shine */
.header > * {
  position: relative;
  z-index: 2;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--text-primary);
  cursor: pointer;
}

.header-logo {
  width: 30px;
  height: 30px;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.nav-link {
  color: var(--text-secondary);
  font-weight: 500;
  padding: 0.3rem var(--spacing-sm);
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.nav-link:hover {
  color: var(--text-primary);
  background-color: var(--bg-hover);
  text-decoration: none;
}

.nav-link.active {
  color: var(--color-primary);
  background-color: rgba(168, 85, 247, 0.12);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.header-auth-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.header-auth-actions.hidden {
  display: none !important;
}

/* ===== Navbar quick-search bar ===== */
.navbar-quick-search {
  position: fixed;
  top: calc(var(--header-height) - 2px);
  left: 0;
  right: 0;
  z-index: calc(var(--z-modal) + 18);
  padding: 0.5rem 1rem;
  background: var(--bg-header);
  border-bottom: 1px solid var(--border-color);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
}

.navbar-quick-search-inner {
  max-width: 980px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto auto auto;
  gap: 0.5rem;
  align-items: center;
}

.navbar-quick-search-input,
.navbar-quick-search-filter {
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  padding: 0.45rem 0.6rem;
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.navbar-quick-search-results {
  max-width: 980px;
  margin: 0.45rem auto 0;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-card);
  max-height: 280px;
  overflow: auto;
  overscroll-behavior: contain;
}

.navbar-quick-search-list { list-style: none; margin: 0; padding: 0; }
.navbar-quick-search-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.55rem 0.7rem;
  cursor: pointer;
  border-bottom: 1px solid var(--border-color-light);
}
.navbar-quick-search-item:last-child { border-bottom: none; }
.navbar-quick-search-item:hover { background: var(--bg-hover); }
.navbar-quick-search-empty { padding: 0.65rem 0.75rem; color: var(--text-secondary); }

/* ===== Navbar-docked music player ===== */
.cr-navbar-music-player {
  position: fixed;
  top: calc(var(--header-height));
  left: 0;
  right: 0;
  height: calc(var(--header-height) - 12px);
  display: none;
  align-items: center;
  gap: 0.6rem;
  padding: 0.3rem 0.8rem;
  background: color-mix(in srgb, var(--bg-header) 85%, #000 15%);
  border-bottom: 1px solid var(--border-color);
  z-index: calc(var(--z-modal) + 19);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
}
.cr-navbar-music-player.active { display: flex; }

.cr-nav-player-btn {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 1px solid var(--border-color);
  background: var(--bg-secondary);
  color: var(--text-primary);
  cursor: pointer;
}

.cr-nav-player-title-wrap {
  flex: 0 0 auto;
  width: 160px;
  overflow: hidden;
  text-align: center;
  cursor: default;
  user-select: none;
}
.cr-nav-player-title {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  padding-left: 100%;
  animation: cr-dock-marquee 14s linear infinite;
}
@keyframes cr-dock-marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-100%); }
}
@media (prefers-reduced-motion: reduce) {
  .cr-nav-player-title {
    animation: none;
    padding-left: 0;
  }
}

.cr-nav-player-track-wrap {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex: 1;
  min-width: 0;
}
.cr-nav-player-seek { width: 100%; }
.cr-nav-player-time {
  font-size: 0.72rem;
  color: var(--text-secondary);
  white-space: nowrap;
}

/* ===== Embed "play now" overlay (shown when another track is active) ===== */
.cr-embed-play-now {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: rgba(0, 0, 0, 0.52);
  z-index: 5;
  border-radius: inherit;
  pointer-events: all;
}
/* Dismiss (×) button — top-right corner of the overlay */
.cr-embed-play-now-dismiss {
  position: absolute;
  top: 6px;
  right: 8px;
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.75);
  font-size: 18px;
  line-height: 1;
  padding: 2px 6px;
  cursor: pointer;
}
.cr-embed-play-now-dismiss:hover {
  color: #fff;
}
.cr-embed-play-now-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}
.cr-embed-play-now-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  background: var(--color-primary, #a855f7);
  color: #fff;
  border: none;
  border-radius: 24px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s, background 0.15s;
}
.cr-embed-play-now-btn:hover {
  transform: scale(1.06);
  background: var(--color-primary-hover, #9333ea);
}
.cr-embed-add-queue-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  background: rgba(255,255,255,0.15);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.4);
  border-radius: 24px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s, background 0.15s;
}
.cr-embed-add-queue-btn:hover {
  transform: scale(1.06);
  background: rgba(255,255,255,0.25);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 0.375rem 0.875rem;
  font-size: var(--font-size-sm);
  font-weight: 500;
  line-height: 1.5;
  border: 1px solid transparent;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  user-select: none;
  font-family: inherit;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--gradient-brand);
  color: white;
  box-shadow: var(--shadow-md), 0 0 12px rgba(168,85,247,0.30);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.22), transparent);
  transition: left 0.5s;
}

.btn-primary:hover:not(:disabled)::before {
  left: 100%;
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--bg-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md), var(--glow-primary);
}

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

.btn-danger:hover:not(:disabled) {
  background-color: var(--color-danger-dark, #dc2626);
  box-shadow: var(--shadow-md), var(--glow-danger);
  transform: translateY(-1px);
}

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

.btn-success:hover:not(:disabled) {
  background-color: var(--color-success-dark, #059669);
  box-shadow: var(--shadow-md), var(--glow-success);
  transform: translateY(-1px);
}

.btn-ghost {
  background-color: transparent;
  color: var(--text-secondary);
}

.btn-ghost:hover:not(:disabled) {
  background-color: var(--bg-hover);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

.btn-sm {
  padding: 0.25rem 0.625rem;
  font-size: var(--font-size-xs);
}

.btn-lg {
  padding: 0.5rem 1.25rem;
  font-size: var(--font-size-base);
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  padding: 0;
  border: none;
  background-color: transparent;
  color: var(--text-secondary);
  font-size: var(--font-size-base);
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
}

.icon-btn:hover {
  background-color: var(--bg-hover);
  color: var(--text-primary);
}

.icon-btn .badge {
  position: absolute;
  top: 4px;
  right: 4px;
  background-color: var(--color-danger);
  color: white;
  font-size: var(--font-size-xs);
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 10px;
  min-width: 20px;
  text-align: center;
}

/* ===== Cards - Glassmorphism with 3D depth ===== */
.card {
  background: var(--bg-card-glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-card);
  transition: all var(--transition-base);
  margin-bottom: var(--spacing-lg);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--gradient-shine);
  animation: shine 5s infinite;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s;
}

.card:hover::before {
  opacity: 1;
}

.card:hover {
  box-shadow: var(--shadow-xl), var(--shadow-glow);
  transform: translateY(-2px);
  border-color: rgba(168, 85, 247, 0.35);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--border-color);
}

.card-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin: 0;
}

.card-body {
  color: var(--text-secondary);
  position: relative;
  z-index: 1;
}

.card-footer {
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

/* ===== Forms ===== */
.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-label {
  display: block;
  font-weight: 500;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-base);
  font-family: inherit;
  color: var(--text-primary);
  caret-color: var(--text-primary);
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: var(--glow-focus);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
  caret-color: var(--text-primary);
}

.form-error {
  color: var(--color-danger);
  font-size: var(--font-size-sm);
  margin-top: var(--spacing-xs);
}

.form-help {
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  margin-top: var(--spacing-xs);
}

/* ===== Modals ===== */
.modal-backdrop {
  position: fixed;
  top: var(--header-height, 52px);
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at center, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.9));
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: var(--z-modal-backdrop);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
  animation: fadeIn var(--transition-base);
}

.modal-backdrop.hidden {
  display: none;
}

.modal {
  background: var(--bg-card-glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-2xl), var(--shadow-glow);
  max-width: 500px;
  width: 100%;
  max-height: 90vh;
  overflow: hidden;
  animation: slideUp var(--transition-base);
  position: relative;
  
  /* Gradient shine animation */
  overflow: visible;
}

.modal::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--gradient-shine);
  animation: shine 3s infinite;
  pointer-events: none;
  z-index: 1;
}

@keyframes shine {
  0% {
    left: -100%;
  }
  50%, 100% {
    left: 100%;
  }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
  position: relative;
  z-index: 2;
}

.modal-title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin: 0;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.modal-close {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  font-size: var(--font-size-2xl);
  color: var(--text-muted);
  cursor: pointer;
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.modal-close:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  transform: scale(1.1);
  box-shadow: var(--shadow-md);
}

.modal-body {
  padding: var(--spacing-xl);
  position: relative;
  z-index: 2;
  overflow-y: auto;
  max-height: calc(90vh - 140px);
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
  position: relative;
  z-index: 2;
}
.tabs {
  display: flex;
  gap: var(--spacing-sm);
  border-bottom: 2px solid var(--border-color);
  margin-bottom: var(--spacing-xl);
  overflow-x: auto;
}

.tab {
  padding: var(--spacing-md) var(--spacing-lg);
  font-weight: 500;
  color: var(--text-secondary);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  margin-bottom: -2px;
  font-family: inherit;
  font-size: var(--font-size-base);
}

.tab:hover {
  color: var(--text-primary);
  background-color: var(--bg-hover);
}

.tab.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

/* ===== Tab Content ===== */
.tab-content {
  display: none;
}

.tab-content.active {
  display: block !important;
}

/* ===== Posts ===== */
.post {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  position: relative;
  overflow: hidden;
  transition: all var(--transition-fast);
}

/* Shine effect for posts */
.post::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(102, 126, 234, 0.08) 50%,
    transparent 100%
  );
  animation: shine 5s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}

.post > * {
  position: relative;
  z-index: 1;
}

.post:hover {
  border-color: rgba(168, 85, 247, 0.30);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.20), var(--glow-primary);
}

.post-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.post-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
}

.post-author-info {
  flex: 1;
}

.post-author-name {
  font-weight: 600;
  color: var(--text-primary);
}

.post-timestamp {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.post-content {
  margin-bottom: var(--spacing-md);
  color: var(--text-secondary);
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
}

.post-actions {
  display: flex;
  gap: var(--spacing-lg);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--border-color);
}

.post-action {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--text-muted);
  cursor: pointer;
  transition: color var(--transition-fast);
  font-size: var(--font-size-sm);
}

.post-action:hover {
  color: var(--text-primary);
}

.post-action.active {
  color: var(--color-primary);
}

/* ===== Shared Posts ===== */
.post.shared-post {
  border-left: 4px solid var(--color-secondary);
  background: linear-gradient(135deg, rgba(168, 85, 247, 0.05) 0%, transparent 100%);
  position: relative;
}

.post.shared-post::before {
  content: '\f1e0'; /* FontAwesome share icon */
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-size: 1.5rem;
  color: var(--color-secondary);
  opacity: 0.2;
}

.shared-post-indicator {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0;
  margin-bottom: 0.75rem;
  color: var(--color-secondary);
  font-size: var(--font-size-sm);
  font-weight: 500;
  border-bottom: 1px solid rgba(168, 85, 247, 0.2);
}

.shared-post-indicator i {
  font-size: 0.875rem;
}

.original-post-content {
  margin-top: 0.75rem;
  padding: 1rem;
  background: rgba(0, 0, 0, 0.2);
  border-left: 3px solid var(--color-secondary);
  border-radius: var(--border-radius-sm);
  font-style: italic;
  color: var(--text-muted);
}

.original-post-author {
  font-weight: 600;
  color: var(--color-secondary);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* ===== Loading States ===== */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-color);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  will-change: transform;
}

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

/* Ensure fa-spin always animates (fallback if FontAwesome CSS loads late) */
.fa-spin {
  animation: fa-spin 2s linear infinite;
  will-change: transform;
}

@keyframes fa-spin {
  0%   { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.skeleton {
  background: linear-gradient(90deg, var(--bg-tertiary) 0%, var(--bg-hover) 50%, var(--bg-tertiary) 100%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--border-radius-sm);
  height: 20px;
  margin-bottom: var(--spacing-sm);
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* ===== Animations ===== */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes fadeInScale {
  from { opacity: 0; transform: scale(0.97); }
  to   { opacity: 1; transform: scale(1); }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(16px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-16px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.8;
    transform: scale(1.05);
  }
}

@keyframes ripple {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* View-count live-update pulse */
@keyframes vcPulse {
  0%   { color: var(--text-secondary, #6b7280); transform: scale(1); }
  30%  { color: var(--color-primary, #a855f7);  transform: scale(1.35); }
  60%  { color: var(--color-secondary, #ec4899); transform: scale(1.15); }
  100% { color: var(--text-secondary, #6b7280); transform: scale(1); }
}

.view-count-pulse {
  display: inline-block;
  animation: vcPulse 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes bounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

/* Per-view page entry animations */
.view.active {
  animation: fadeInScale 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Animate new posts */
.post {
  animation: slideUp 0.25s ease-out;
}

/* Animate cards on hover */
.card {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Animate buttons */
.btn, .icon-btn, .tab {
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn:active, .icon-btn:active {
  transform: scale(0.95);
}

/* Animated badge pulse */
.badge {
  animation: pulse 2s ease-in-out infinite;
}

/* Hashtag hover effect */
.hashtag {
  transition: all 0.15s ease;
  padding: 2px 4px;
  border-radius: 4px;
  display: inline-block;
}

.hashtag:hover {
  background-color: rgba(255, 140, 0, 0.1);
  transform: translateY(-1px);
}

/* Mention hover effect */
.mention {
  transition: all 0.15s ease;
  padding: 2px 4px;
  border-radius: 4px;
  display: inline-block;
}

.mention:hover {
  background-color: rgba(16, 185, 129, 0.1);
  transform: translateY(-1px);
}

/* Online status indicator */
.online-status {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid var(--bg-card);
  box-shadow: 0 0 0 2px var(--bg-card);
  position: relative;
  vertical-align: middle;
  margin: 0 4px;
}

.online-status.online {
  background-color: #10b981;
  animation: pulse 2s ease-in-out infinite;
}

.online-status.away {
  background: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
  animation: pulse 3s ease-in-out infinite;
}

.online-status.offline {
  background-color: #ef4444;
  animation: none;
}

/* Legacy support */
.online-indicator {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #10b981;
  border: 2px solid var(--bg-card);
  animation: pulse 2s ease-in-out infinite;
}

.online-indicator.offline {
  background-color: #6b7280;
  animation: none;
}

/* ===== Utilities ===== */
.hidden { display: none !important; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-muted); }
.text-danger { color: var(--color-danger); }
.text-success { color: var(--color-success); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.flex { display: flex; }
.flex-column { flex-direction: column; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-1 { gap: var(--spacing-sm); }
.gap-2 { gap: var(--spacing-md); }
.gap-3 { gap: var(--spacing-lg); }

/* ===== Empty States ===== */
.empty-state {
  text-align: center;
  padding: var(--spacing-2xl);
  color: var(--text-muted);
}

.empty-state-icon {
  font-size: 4rem;
  margin-bottom: var(--spacing-lg);
  opacity: 0.5;
}

.empty-state-title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.empty-state-description {
  color: var(--text-muted);
  margin-bottom: var(--spacing-lg);
}

/* ===== FontAwesome Icon Enhancements ===== */
.fa-bounce {
  animation: fa-bounce 1s ease-in-out infinite;
}

.fa-beat {
  animation: fa-beat 1s ease-in-out infinite;
}

.fa-fade {
  animation: fa-fade 1.5s ease-in-out infinite;
}

@keyframes fa-beat {
  0%, 90% { transform: scale(1); }
  45% { transform: scale(1.15); }
}

@keyframes fa-fade {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

/* ===== Gradient & Dual-Shaded Buttons ===== */
.btn-gradient {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: white;
  border: none;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-base);
}

.btn-gradient::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
  transition: left var(--transition-slow);
}

.btn-gradient:hover:not(:disabled)::before {
  left: 0;
}

.btn-gradient > * {
  position: relative;
  z-index: 1;
}

.btn-gradient:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(59, 130, 246, 0.4);
}

.btn-success {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  transition: all var(--transition-base);
}

.btn-success:hover:not(:disabled) {
  background: linear-gradient(135deg, #059669 0%, #047857 100%);
  box-shadow: 0 6px 12px rgba(16, 185, 129, 0.4);
}

.btn-danger {
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  transition: all var(--transition-base);
}

.btn-danger:hover:not(:disabled) {
  background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
  box-shadow: 0 6px 12px rgba(239, 68, 68, 0.4);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  transition: all var(--transition-base);
}

.btn-primary:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--color-primary-hover) 0%, var(--color-primary) 100%);
  box-shadow: 0 6px 12px rgba(59, 130, 246, 0.4);
}

/* ===== Text Color Utilities ===== */
.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-danger { color: var(--color-danger); }
.text-info { color: var(--color-info); }

/* ===== Enhanced Icon Button ===== */
.icon-btn {
  transition: all var(--transition-base);
}

.icon-btn:hover {
  transform: scale(1.1);
}

.icon-btn:active {
  transform: scale(0.95);
}

/* ===== Responsive Design ===== */
@media (max-width: 768px) {
  :root {
    --header-height: 56px;
    --sidebar-width: 100%;
    --panel-width: 100%;
  }
  
  .main-content {
    padding: var(--spacing-sm);
  }
  
  .header {
    padding: 0 var(--spacing-sm);
    gap: var(--spacing-sm);
  }
  
  .header-brand {
    font-size: var(--font-size-base);
    gap: var(--spacing-sm);
  }
  
  .header-brand span {
    display: none;
  }
  
  .header-logo {
    width: 32px;
    height: 32px;
  }
  
  .header-nav {
    display: none;
  }
  
  .header-actions {
    gap: var(--spacing-xs);
  }
  
  .icon-btn {
    width: 36px;
    height: 36px;
    font-size: var(--font-size-base);
  }
  
  .icon-btn .badge {
    top: 2px;
    right: 2px;
    font-size: 0.65rem;
    padding: 1px 4px;
    min-width: 16px;
  }
  
  .tabs {
    gap: 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  
  .tabs::-webkit-scrollbar {
    display: none;
  }
  
  .tab {
    flex: 0 0 auto;
    min-width: 80px;
    text-align: center;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-xs);
    white-space: nowrap;
  }
  
  .tab i {
    display: block;
    margin-bottom: 2px;
  }
  
  .modal {
    max-width: calc(100vw - 32px);
    margin: 16px;
    border-radius: var(--border-radius);
    max-height: calc(100vh - 32px);
  }
  
  .modal-backdrop {
    padding: 16px;
  }
  
  .btn {
    padding: 0.3rem 0.7rem;
    font-size: var(--font-size-xs);
  }
  
  .btn-lg {
    padding: 0.4rem 1rem;
    font-size: var(--font-size-sm);
  }
  
  /* Mobile sidebar adjustments */
  .sidebar {
    width: 100%;
    right: -100%;
    top: 0;
    padding-top: var(--header-height);
  }
  
  .sidebar.open {
    right: 0;
  }
}

/* ===== Print Styles ===== */
@media print {
  .header,
  .header-actions,
  .icon-btn,
  .modal-backdrop,
  .post-actions {
    display: none !important;
  }
}

/* ===== Alert Messages ===== */
.alert {
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-lg);
  border: 1px solid transparent;
}

.alert-success {
  background-color: rgba(16, 185, 129, 0.1);
  border-color: var(--color-success);
  color: var(--color-success);
}

.alert-danger {
  background-color: rgba(239, 68, 68, 0.1);
  border-color: var(--color-danger);
  color: var(--color-danger);
}

.alert-warning {
  background-color: rgba(245, 158, 11, 0.1);
  border-color: var(--color-warning);
  color: var(--color-warning);
}

.alert-info {
  background-color: rgba(6, 182, 212, 0.1);
  border-color: var(--color-info);
  color: var(--color-info);
}

/* ===== Sidebar Panel ===== */
.sidebar {
  position: fixed;
  right: -var(--panel-width);
  top: 0;
  width: var(--panel-width);
  height: 100vh;
  background: var(--bg-card-glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-left: var(--glass-border);
  box-shadow: var(--shadow-2xl), var(--shadow-glow-secondary);
  transition: right var(--transition-base);
  z-index: calc(var(--z-modal) + 10);
  overflow-y: auto;
  overscroll-behavior: contain;
  padding-top: var(--header-height);
  visibility: hidden;
  opacity: 0;
  transition: right var(--transition-base), visibility 0s var(--transition-base), opacity var(--transition-base);
  overflow-x: hidden;
}

/* Shine effect for sidebar */
.sidebar::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -100%;
  width: 100%;
  height: 200%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(168, 85, 247, 0.1) 50%,
    transparent 100%
  );
  animation: shine 6s ease-in-out infinite;
  pointer-events: none;
  z-index: 1;
}

.sidebar > * {
  position: relative;
  z-index: 2;
}

.sidebar.open {
  right: 0;
  visibility: visible;
  opacity: 1;
  transition: right var(--transition-base), visibility 0s 0s, opacity var(--transition-base);
}

/* Sidebar backdrop for mobile - with glassmorphism */
.sidebar-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.8));
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: calc(var(--z-modal) + 5);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.sidebar-backdrop.active {
  display: block;
  opacity: 1;
}

.sidebar-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-secondary);
}

.sidebar-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin: 0;
  background: var(--gradient-secondary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.sidebar-content {
  padding: var(--spacing-lg);
}

/* ===== Hamburger Button ===== */
.hamburger-btn {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  padding: 8px;
  transition: background-color var(--transition-fast);
  flex-shrink: 0;
  position: relative;
  z-index: 2;
}

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

.hamburger-btn.hidden {
  display: none !important;
}

.hamburger-line {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s ease;
  transform-origin: center;
}

.hamburger-btn.active .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger-btn.active .hamburger-line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.hamburger-btn.active .hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ===== Left-Expanding Side Menu ===== */
.side-menu-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: calc(var(--z-modal) + 30);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.side-menu-backdrop.active {
  display: block;
  opacity: 1;
}

.side-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 280px;
  height: 100vh;
  background: var(--bg-card-glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-right: 1px solid var(--border-color);
  box-shadow: none;
  z-index: calc(var(--z-modal) + 31);
  transform: translateX(-100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s ease;
  overflow-y: auto;
  overflow-x: hidden;
  overscroll-behavior: contain;
  display: flex;
  flex-direction: column;
}

.side-menu.open {
  transform: translateX(0);
  box-shadow: var(--shadow-2xl);
}

.side-menu-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg) var(--spacing-xl);
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-secondary);
  flex-shrink: 0;
}

.side-menu-logo {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.side-menu-title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  flex: 1;
}

.side-menu-close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  border-radius: var(--border-radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.side-menu-close:hover {
  background-color: var(--bg-hover);
  color: var(--text-primary);
}

.side-menu-items {
  padding: var(--spacing-md) 0;
  flex: 1;
  overflow-y: auto;
  overscroll-behavior: contain;
}

/* Scrollbar border-radius adjustments based on scroll position */
.side-menu-items.scrolled-top::-webkit-scrollbar-thumb {
  border-top-right-radius: 0;
}

.side-menu-items.scrolled-bottom::-webkit-scrollbar-thumb {
  border-bottom-right-radius: 0;
}

.side-menu-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-xl);
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: var(--font-size-base);
  transition: all var(--transition-fast);
  cursor: pointer;
  border-left: 3px solid transparent;
  position: relative;
}

.side-menu-item:hover {
  color: var(--text-primary);
  background-color: var(--bg-hover);
  text-decoration: none;
}

.side-menu-item.active {
  color: var(--color-primary);
  background-color: rgba(168, 85, 247, 0.08);
  border-left-color: var(--color-primary);
  font-weight: 600;
}

.side-menu-item i {
  width: 20px;
  text-align: center;
  font-size: var(--font-size-base);
  flex-shrink: 0;
}

.side-menu-badge {
  margin-left: auto;
  background: var(--color-primary);
  color: white;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 10px;
  min-width: 20px;
  text-align: center;
}

.side-menu-badge.hidden {
  display: none;
}

/* Admin-only nav item label pill */
.side-menu-admin-label {
  margin-left: auto;
  background: rgba(168, 85, 247, 0.18);
  color: var(--color-primary, #a855f7);
  border: 1px solid rgba(168, 85, 247, 0.35);
  font-size: 0.6rem;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 10px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  flex-shrink: 0;
}

/* Light theme adjustments */
[data-theme="light"] .side-menu {
  background: var(--bg-primary);
}

[data-theme="light"] .side-menu-header {
  background: var(--bg-secondary);
}

/* ===== Comment Thread ===== */
.comments-section {
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
}

/* Inline comments section with overflow */
.comments-section-inline {
  margin-top: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
  overflow: visible;
}

/* Comments list container with scroll */
#comments-list-${postId},
[id^="comments-list-"] {
  max-height: 400px;
  overflow-y: auto;
  overflow-x: hidden;
  overscroll-behavior: contain;
  padding-right: 0.5rem;
}

/* Ensure reply form is always visible at bottom */
.reply-form {
  background: var(--bg-card);
  padding: 0.75rem;
  border-top: 1px solid var(--border-color);
  margin-top: 0.5rem;
  max-height: 300px;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.reply-form form {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.reply-form .form-group {
  flex: 1;
  margin-bottom: 0;
}

.reply-form textarea {
  resize: vertical;
  max-height: 150px;
}

.comment {
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  border-radius: var(--border-radius-sm);
  background-color: var(--bg-tertiary);
}

.comment-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.comment-author {
  font-weight: 600;
  color: var(--text-primary);
  font-size: var(--font-size-sm);
}

.comment-timestamp {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

.comment-content {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  line-height: 1.5;
}

.comment-actions {
  margin-top: var(--spacing-sm);
  display: flex;
  gap: var(--spacing-md);
}

.comment-action {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.comment-action:hover {
  color: var(--text-primary);
}

.comment-action.active {
  color: var(--color-danger);
  font-weight: 600;
}

.comment-action.active i {
  color: var(--color-danger);
}

/* ===== File Upload Enhancements ===== */
.file-drop-zone {
  border: 2px dashed var(--border-color);
  border-radius: var(--border-radius);
  padding: var(--spacing-2xl);
  text-align: center;
  transition: all var(--transition-base);
  background: var(--bg-tertiary);
  cursor: pointer;
}

.file-drop-zone:hover {
  border-color: var(--color-primary);
  background: rgba(168, 85, 247, 0.06);
}

.file-drop-zone.drag-over {
  border-color: var(--color-primary);
  background: rgba(168, 85, 247, 0.12);
  transform: scale(1.02);
}

/* Progress Bar */
.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--bg-tertiary);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  border-radius: 4px;
  transition: width 0.3s ease;
  width: 0%;
  position: relative;
  overflow: hidden;
}

.progress-bar-fill::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

/* Enhanced Post Styling */
.post {
  position: relative;
  overflow: visible;
}

.post::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.post:hover::after {
  opacity: 0.5;
}

/* Post username styling */
.post-username {
  transition: color 0.15s ease;
}

.post-username:hover {
  color: var(--color-primary) !important;
}

/* Elegant scrollbars */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
  transition: background 0.2s;
}

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

/* Smooth scrolling for all containers */
* {
  scroll-behavior: smooth;
}

/* Loading spinner enhancement */
.loading {
  animation: spin 0.8s linear infinite, pulse 2s ease-in-out infinite;
}

/* Enhanced empty states */
.empty-state {
  animation: fadeIn 0.5s ease-out;
}

/* Notification toast styling (for future implementation) */
.toast-notification {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  min-width: 300px;
  background: var(--bg-card-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 1rem;
  box-shadow: var(--shadow-xl);
  animation: slideInRight 0.3s ease-out;
  z-index: var(--z-tooltip);
}
.file-icon {
  font-size: 2.5rem;
  transition: transform 0.2s ease;
}

.file-icon:hover {
  transform: scale(1.1);
}

/* Feed filter buttons */
.feed-filters {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
    border-top: 1px solid var(--border-color);
    padding-top: 1rem;
}

.feed-filter-btn {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.feed-filter-btn:hover {
    background: var(--bg-tertiary);
    border-color: var(--color-primary);
}

.feed-filter-btn.active {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.feed-filter-btn i {
    font-size: 0.875rem;
}

/* Toast notification animations */
@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(120%);
        opacity: 0;
    }
}

/* Autocomplete keyboard navigation */
.autocomplete-item.autocomplete-active {
  background: var(--color-primary) !important;
  color: white;
}

.autocomplete-item.autocomplete-active strong,
.autocomplete-item.autocomplete-active span {
  color: white;
}

/* Toast notification styles */
.toast-container {
    position: fixed;
    top: calc(var(--header-height) + 1rem); /* Below navbar */
    right: 1rem;
    z-index: 1100; /* Above navbar (z-modal: 1050) */
    pointer-events: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    max-width: 400px;
}

.toast {
    pointer-events: auto;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    padding: 1rem;
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.3s ease;
    margin-bottom: 0.5rem;
}

.toast.toast-show {
    opacity: 1;
    transform: translateX(0);
}

.toast.toast-hide {
    opacity: 0;
    transform: translateX(100%);
}

.toast:hover {
    box-shadow: 0 6px 16px rgba(0,0,0,0.2);
}

.toast-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    font-weight: bold;
}

.toast-message {
    flex: 1;
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    line-height: 1.4;
}

.toast-close {
    flex-shrink: 0;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 1.25rem;
    line-height: 1;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s ease;
}

.toast-close:hover {
    color: var(--text-primary);
}

.toast-success {
    border-left: 4px solid var(--color-success);
}

.toast-success .toast-icon {
    color: var(--color-success);
}

.toast-error,
.toast-danger {
    border-left: 4px solid var(--color-danger);
}

.toast-error .toast-icon,
.toast-danger .toast-icon {
    color: var(--color-danger);
}

.toast-warning {
    border-left: 4px solid var(--color-warning);
}

.toast-warning .toast-icon {
    color: var(--color-warning);
}

.toast-info {
    border-left: 4px solid var(--color-info);
}

.toast-info .toast-icon {
    color: var(--color-info);
}

/* Admin Tool Cards */
.admin-tool-card {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.admin-tool-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.admin-tool-card .card {
  transition: all 0.2s ease;
}

.admin-tool-card:hover .card {
  background: var(--bg-hover);
  border-color: var(--color-primary);
}

/* Copilot Chat Styling */
.copilot-message {
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.form-textarea {
  width: 100%;
  padding: var(--spacing-md);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  color: var(--text-primary);
  caret-color: var(--text-primary);
  font-family: inherit;
  font-size: 0.938rem;
  transition: border-color 0.2s ease;
}

.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(168, 85, 247, 0.12);
}

.btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: 0.875rem;
}

/* ===== Floating Messenger Icon ===== */
/* Floating Buttons Stack - Bottom Right */
.messenger-float-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--gradient-primary);
  border: none;
  color: white;
  font-size: 24px;
  cursor: pointer;
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-fixed);
  transition: all var(--transition-base);
}

.messenger-float-btn:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-glow);
}

.messenger-float-btn .badge {
  position: absolute;
  top: -5px;
  right: -5px;
  background: var(--color-danger);
  color: white;
  border-radius: 12px;
  padding: 2px 8px;
  font-size: 12px;
  font-weight: 600;
  min-width: 20px;
  text-align: center;
}

/* Online Users Preview */
.online-users-preview {
  position: absolute;
  bottom: 70px;
  right: 0;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  padding: 12px;
  min-width: 250px;
  max-width: 300px;
  display: none;
  animation: slideUp 0.3s ease-out;
}

.online-users-preview.show {
  display: block;
}

.online-users-preview h4 {
  margin: 0 0 8px 0;
  font-size: 14px;
  color: var(--text-primary);
}

.online-user-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.online-user-item:hover {
  background: var(--bg-hover);
}

.online-user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 600;
  font-size: 14px;
  position: relative;
}

.online-status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-success);
  border: 2px solid var(--bg-card);
  position: absolute;
  bottom: -2px;
  right: -2px;
}

.online-user-info {
  flex: 1;
  min-width: 0;
}

.online-user-name {
  font-weight: 600;
  font-size: 13px;
  color: var(--text-primary);
}

.online-user-message {
  font-size: 12px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ===== Messenger Popup Toast ===== */
.messenger-popup {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 380px;
  max-height: 600px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-2xl);
  display: flex;
  flex-direction: column;
  z-index: var(--z-fixed);
  transform: translateY(calc(100% + 48px));
  transition: transform var(--transition-base);
  overflow: hidden;
}

.messenger-popup.open {
  transform: translateY(0);
}

.messenger-popup-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px;
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-tertiary);
}

.messenger-popup-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.messenger-popup-actions {
  display: flex;
  gap: 8px;
}

.messenger-tab-btn {
  padding: 6px 12px;
  border-radius: var(--border-radius-sm);
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 13px;
  transition: all var(--transition-fast);
}

.messenger-tab-btn.active {
  background: var(--color-primary);
  color: white;
}

.messenger-popup-body {
  flex: 1;
  overflow-y: auto;
  overscroll-behavior: contain;
  display: flex;
  flex-direction: column;
}

.messenger-conversations-list {
  flex: 1;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.messenger-conversation-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  cursor: pointer;
  border-bottom: 1px solid var(--border-color);
  transition: background var(--transition-fast);
}

.messenger-conversation-item:hover {
  background: var(--bg-hover);
}

.messenger-conversation-item.active {
  background: var(--bg-tertiary);
}

.messenger-conversation-item.unread {
  background: rgba(168, 85, 247, 0.12);
}

.messenger-chat-view {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.messenger-chat-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-tertiary);
}

.messenger-back-btn {
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.messenger-messages {
  flex: 1;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.messenger-message {
  display: flex;
  gap: 8px;
  max-width: 80%;
}

.messenger-message.own {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.messenger-message-bubble {
  background: var(--bg-tertiary);
  padding: 10px 14px;
  border-radius: 16px;
  border-bottom-left-radius: 4px;
  font-size: 14px;
  color: var(--text-primary);
  word-wrap: break-word;
}

.messenger-message.own .messenger-message-bubble {
  background: var(--color-primary);
  color: white;
  border-bottom-left-radius: 16px;
  border-bottom-right-radius: 4px;
}

.messenger-message-time {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 4px;
}

.messenger-input-area {
  padding: 12px 16px;
  border-top: 1px solid var(--border-color);
  display: flex;
  gap: 8px;
  align-items: flex-end;
  background: var(--bg-tertiary);
}

.messenger-input-wrapper {
  flex: 1;
  position: relative;
}

.messenger-input {
  width: 100%;
  min-height: 38px;
  max-height: 120px;
  padding: 10px 40px 10px 12px;
  border: 1px solid var(--border-color);
  border-radius: 20px;
  background: var(--bg-card);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 14px;
  resize: none;
  outline: none;
}

.messenger-input:focus {
  border-color: var(--color-primary);
}

.messenger-attach-btn {
  position: absolute;
  right: 8px;
  bottom: 8px;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.messenger-attach-btn:hover {
  color: var(--color-primary);
}

.messenger-send-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: none;
  background: var(--color-primary);
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.messenger-send-btn:hover {
  background: var(--color-primary-hover);
  transform: scale(1.05);
}

.messenger-send-btn:disabled {
  background: var(--bg-tertiary);
  color: var(--text-disabled);
  cursor: not-allowed;
  transform: none;
}

/* ===== File Attachment Components ===== */
.file-attachment-area {
  position: relative;
  margin-top: 12px;
}

.file-attachment-input {
  display: none;
}

.file-attachment-trigger {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border: 1px dashed var(--border-color);
  border-radius: var(--border-radius);
  background: var(--bg-tertiary);
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: 14px;
}

.file-attachment-trigger:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(168, 85, 247, 0.12);
}

.file-attachment-preview {
  margin-top: 12px;
  padding: 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  background: var(--bg-card);
}

.file-attachment-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px;
  border-radius: var(--border-radius-sm);
  background: var(--bg-tertiary);
  margin-bottom: 8px;
}

.file-attachment-item:last-child {
  margin-bottom: 0;
}

.file-attachment-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--border-radius-sm);
  background: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 18px;
}

.file-attachment-info {
  flex: 1;
  min-width: 0;
}

.file-attachment-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.file-attachment-size {
  font-size: 12px;
  color: var(--text-muted);
}

.file-attachment-remove {
  background: none;
  border: none;
  color: var(--color-danger);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast);
}

.file-attachment-remove:hover {
  transform: scale(1.1);
}

/* Upload Progress Bar */
.upload-progress {
  margin-top: 8px;
}

.upload-progress-bar {
  height: 4px;
  background: var(--bg-tertiary);
  border-radius: 2px;
  overflow: hidden;
  position: relative;
}

.upload-progress-fill {
  height: 100%;
  background: var(--gradient-primary);
  transition: width var(--transition-base);
  position: relative;
  overflow: hidden;
}

.upload-progress-fill::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-shine);
  animation: shimmer 1.5s infinite;
}

.upload-progress-text {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
  display: flex;
  justify-content: space-between;
}

@keyframes shimmer {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== Responsive Design for Messenger ===== */
@media (max-width: 768px) {
  .messenger-popup {
    width: calc(100vw - 48px);
    max-height: calc(100vh - 120px);
  }
  
  .messenger-float-btn {
    bottom: 20px;
    right: 20px;
    width: 56px;
    height: 56px;
  }
}

/* ===== Debug Console ===== */
.debug-toggle {
    position: fixed;
    bottom: 80px;
    right: 24px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a6f 100%);
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(255, 107, 107, 0.4);
    z-index: 9999;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.debug-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(255, 107, 107, 0.6);
}

.debug-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    background: #f59e0b;
    color: white;
    border-radius: 12px;
    padding: 2px 6px;
    font-size: 11px;
    font-weight: bold;
    min-width: 20px;
    text-align: center;
}

.debug-console {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 500px;
    max-height: 600px;
    background: var(--surface);
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    z-index: 10000;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid var(--border);
}

.debug-console.minimized {
    max-height: 56px;
}

.debug-console.hidden {
    display: none;
}

.debug-console-header {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a6f 100%);
    color: white;
    padding: 12px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    user-select: none;
}

.debug-console-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: 14px;
}

.debug-console-count {
    background: rgba(255, 255, 255, 0.2);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
}

.debug-console-controls {
    display: flex;
    gap: 8px;
}

.debug-btn {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    width: 28px;
    height: 28px;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.debug-btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

.debug-console-body {
    flex: 1;
    overflow-y: auto;
    padding: 12px;
    background: var(--background);
}

.debug-welcome {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-secondary);
}

.debug-welcome i {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.3;
}

.debug-welcome p {
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text);
}

.debug-log-entry {
    margin-bottom: 12px;
    padding: 12px;
    background: var(--surface);
    border-radius: 8px;
    border-left: 4px solid #3b82f6;
    font-family: 'Courier New', monospace;
    font-size: 12px;
    animation: slideInDebug 0.3s ease;
}

.debug-log-entry.error {
    border-left-color: #ef4444;
}

.debug-log-entry.success {
    border-left-color: #10b981;
}

.debug-log-entry.warning {
    border-left-color: #f59e0b;
}

.debug-log-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

.debug-log-method {
    font-weight: bold;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
}

.debug-log-method.GET {
    background: #3b82f6;
    color: white;
}

.debug-log-method.POST {
    background: #10b981;
    color: white;
}

.debug-log-method.PUT {
    background: #f59e0b;
    color: white;
}

.debug-log-method.DELETE {
    background: #ef4444;
    color: white;
}

.debug-log-timestamp {
    color: var(--text-secondary);
    font-size: 11px;
}

.debug-log-url {
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 8px;
    word-break: break-all;
}

.debug-log-details {
    display: grid;
    gap: 4px;
    margin-top: 8px;
}

.debug-log-detail {
    display: flex;
    gap: 8px;
}

.debug-log-label {
    color: var(--text-secondary);
    min-width: 80px;
}

.debug-log-value {
    color: var(--text);
    flex: 1;
    word-break: break-all;
}

.debug-log-status {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: bold;
    font-size: 11px;
}

.debug-log-status.success {
    background: #10b981;
    color: white;
}

.debug-log-status.error {
    background: #ef4444;
    color: white;
}

.debug-log-body {
    margin-top: 8px;
    padding: 8px;
    background: var(--background);
    border-radius: 4px;
    max-height: 200px;
    overflow-y: auto;
    font-size: 11px;
}

.debug-log-body pre {
    margin: 0;
    white-space: pre-wrap;
    word-break: break-all;
}

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

@media (max-width: 768px) {
    .debug-console {
        width: calc(100vw - 48px);
        max-height: 70vh;
        right: 24px;
        bottom: 24px;
    }
    
    .debug-toggle {
        bottom: 24px;
        right: 24px;
        width: 48px;
        height: 48px;
    }
}

.post {
    background: var(--bg-card);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: box-shadow 0.2s ease;
}

.post:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.post-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.post-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    overflow: hidden;
}

.post-content {
    margin-bottom: 1rem;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-secondary);
    word-wrap: break-word;
}

.post-attachments {
    margin-bottom: 1rem;
}

.attachment-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: var(--bg-tertiary);
    border-radius: 8px;
    margin-bottom: 0.5rem;
    transition: background 0.2s ease;
}

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

.post-actions {
    display: flex;
    gap: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.post-action,
.comment-action,
.reply-action {
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.9rem;
    transition: color 0.2s ease;
    user-select: none;
}

.post-action:hover,
.comment-action:hover,
.reply-action:hover {
    color: var(--color-primary);
}

.post-action.active,
.comment-action.active,
.reply-action.active {
    color: var(--color-danger);
    font-weight: 600;
}

.post-comments-section {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.comments-list,
.replies-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.comment {
    padding: 1rem;
    background: var(--bg-tertiary);
    border-radius: 8px;
}

.comment-replies-section {
    margin-top: 0.75rem;
    padding-left: 1.5rem;
    border-left: 2px solid var(--border-color);
}

.reply {
    padding: 0.75rem;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 6px;
    margin-bottom: 0.5rem;
    font-size: 0.85rem;
}

.filter-group {
    display: flex;
    flex-direction: column;
}

.filter-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    font-size: 0.9rem;
}

.filter-group input[type="text"],
.filter-group input[type="date"],
.filter-group select {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--bg-card);
    color: var(--text-primary);
    font-size: 0.9rem;
}

.filter-group input[type="text"]:focus,
.filter-group input[type="date"]:focus,
.filter-group select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.1);
}

.filter-checkboxes {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.filter-checkboxes label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: normal;
    cursor: pointer;
}

.filter-checkboxes input[type="checkbox"] {
    cursor: pointer;
}

.filter-tag {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    background: var(--color-primary);
    color: white;
    border-radius: 4px;
    margin-right: 0.5rem;
    margin-top: 0.5rem;
    font-size: 0.85rem;
}

.filter-tag-remove {
    margin-left: 0.5rem;
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    padding: 0;
}

.filter-tag-remove:hover {
    opacity: 0.8;
}

.active-filters-display {
    padding: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.active-filter-tag {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    background: var(--bg-card);
    border-radius: 4px;
    margin-right: 0.5rem;
    font-size: 0.85rem;
}

.loading-spinner {
    text-align: center;
    padding: 2rem;
}

.loading-spinner i {
    color: var(--color-primary);
}

/* Form Controls */
.form-control {
    width: 100%;
    padding: 0.45rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--input-bg, var(--bg-card));
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    transition: border-color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    background: var(--input-bg-focus, var(--bg-tertiary));
    box-shadow: var(--glow-focus);
}

.form-control:disabled {
    background: var(--input-bg-disabled, var(--bg-tertiary));
    color: var(--text-muted);
    cursor: not-allowed;
    opacity: 0.75;
    border-style: dashed;
}

.form-control::placeholder {
    color: var(--text-muted);
}

/* Responsive Design */
@media (max-width: 768px) {
    .post {
        padding: 1rem;
    }

    .post-actions {
        gap: 1rem;
    }

    .comment-replies-section {
        padding-left: 1rem;
    }

    .filter-group input[type="text"],
    .filter-group select {
        font-size: 16px; /* Prevents zoom on iOS */
    }
}

/* Dark mode improvements */
[data-theme="dark"] .post {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .post:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .attachment-item:hover {
    background: rgba(255, 255, 255, 0.05);
}

[data-theme="dark"] .reply {
    background: rgba(255, 255, 255, 0.05);
}

/* Light mode improvements */
[data-theme="light"] .post {
    box-shadow: 0 2px 10px rgba(30, 60, 120, 0.10), 0 0 0 1px rgba(168,85,247,0.08);
    background: var(--bg-card);
}

[data-theme="light"] .post:hover {
    box-shadow: 0 4px 16px rgba(30, 60, 120, 0.15), 0 0 0 1px rgba(168,85,247,0.14);
}

[data-theme="light"] .attachment-item:hover {
    background: rgba(100, 140, 200, 0.10);
}

[data-theme="light"] .reply {
    background: rgba(100, 140, 200, 0.08);
}

/* ===== Light theme contrast fixes ===== */
/* Gradient clip text has near-zero contrast on white bg in some gradients */
[data-theme="light"] .sidebar-title {
  background: var(--color-primary-dark);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
[data-theme="light"] .modal-title {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
/* Header brand text must remain readable in both themes */
[data-theme="light"] .header-brand {
  color: var(--text-primary);
}
[data-theme="light"] .nav-link {
  color: var(--text-secondary);
}
[data-theme="light"] .nav-link:hover,
[data-theme="light"] .nav-link.active {
  color: var(--color-primary-dark);
}

/* ===== Inline Search Panel ===== */
.inline-search-panel {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-bottom: 2px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    z-index: 999;
    max-height: 80vh;
    overflow: hidden;
    transition: all var(--transition-base);
}

.inline-search-panel.hidden {
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
}

.inline-search-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem;
}

.inline-search-header {
    margin-bottom: 1rem;
}

.inline-search-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
    transition: border-color var(--transition-fast);
}

.inline-search-input-wrapper:focus-within {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(168, 85, 247, 0.12);
}

.inline-search-input-wrapper i {
    color: var(--text-muted);
    margin-right: 0.75rem;
}

.inline-search-input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-size: 1.125rem;
    font-weight: 500;
}

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

.inline-search-clear {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
}

.inline-search-clear:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.inline-search-clear.hidden {
    display: none;
}

.inline-search-filters {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.inline-search-filter {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.inline-search-filter:hover {
    background: var(--bg-hover);
    border-color: var(--color-primary);
    color: var(--text-primary);
}

.inline-search-filter.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
}

.inline-search-filter i {
    font-size: 1rem;
}

.inline-search-results {
    max-height: 60vh;
    overflow-y: auto;
    background: var(--bg-card);
    border-radius: var(--border-radius);
    padding: 1rem;
}

.inline-search-placeholder {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-muted);
}

.inline-search-placeholder i {
    color: var(--text-muted);
    opacity: 0.3;
    margin-bottom: 1rem;
}

.inline-search-placeholder p {
    margin: 0;
    font-size: 1rem;
}

.inline-search-loading {
    text-align: center;
    padding: 2rem;
    color: var(--text-muted);
}

.inline-search-loading i {
    margin-right: 0.5rem;
}

.inline-search-stats {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: var(--bg-tertiary);
    border-radius: var(--border-radius-sm);
    margin-bottom: 1rem;
}

.inline-search-stats-left {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.inline-search-stats-right {
    font-size: 0.875rem;
    color: var(--color-success);
    font-weight: 600;
}

.inline-search-result-group {
    margin-bottom: 1.5rem;
}

.inline-search-result-group:last-child {
    margin-bottom: 0;
}

.inline-search-result-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    background: var(--bg-tertiary);
    border-radius: var(--border-radius-sm);
    margin-bottom: 0.75rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.inline-search-result-count {
    margin-left: auto;
    background: var(--bg-card);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
}

.inline-search-result-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.875rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    margin-bottom: 0.5rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.inline-search-result-item:hover {
    background: var(--bg-hover);
    border-color: var(--color-primary);
    transform: translateX(4px);
}

.inline-search-result-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border-radius: 50%;
    color: var(--color-primary);
    flex-shrink: 0;
}

.inline-search-result-icon i {
    font-size: 1.25rem;
}

.inline-search-result-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    overflow: hidden;
    background: var(--bg-tertiary);
    flex-shrink: 0;
}

.inline-search-result-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.inline-search-result-avatar i {
    font-size: 2rem;
    color: var(--text-muted);
}

.inline-search-result-content {
    flex: 1;
    min-width: 0;
}

.inline-search-result-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.inline-search-result-title mark {
    background: var(--color-warning);
    color: var(--bg-primary);
    padding: 0.1rem 0.3rem;
    border-radius: 3px;
}

.inline-search-result-meta {
    font-size: 0.875rem;
    color: var(--text-muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.inline-search-result-score {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.875rem;
    flex-shrink: 0;
}

.inline-search-result-score i {
    color: var(--color-success);
}

.inline-search-empty {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-muted);
}

.inline-search-empty i {
    font-size: 3rem;
    opacity: 0.3;
    margin-bottom: 1rem;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .inline-search-panel {
        top: 60px;
    }
    
    .inline-search-container {
        padding: 1rem;
    }
    
    .inline-search-filters {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .inline-search-filter {
        flex-shrink: 0;
    }
    
    .inline-search-results {
        max-height: 50vh;
    }
}

/* ===== Debug Console Popup Toast Interface ===== */
@keyframes pulse-orange-red {
    0%, 100% {
        color: #f97316;
        text-shadow: 0 0 5px rgba(249, 115, 22, 0.5);
    }
    50% {
        color: #ef4444;
        text-shadow: 0 0 10px rgba(239, 68, 68, 0.8);
    }
}

/* Debug Console Popup - Positioned to not overlap buttons */
.debug-console-popup {
    position: fixed;
    bottom: 172px; /* Stack above both float buttons (100px + 56px + 16px) */
    right: 20px;
    width: 450px;
    max-height: 500px;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    z-index: 9998;
    display: flex;
    flex-direction: column;
    transition: all var(--transition-base);
}

.debug-console-popup.hidden {
    transform: translateY(20px);
    opacity: 0;
    pointer-events: none;
}

.debug-console-popup.expanded {
    width: 700px;
    max-height: 80vh;
}

.debug-console-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.debug-console-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.debug-console-title i {
    color: var(--color-warning);
}

.debug-console-controls {
    display: flex;
    gap: 0.5rem;
}

.debug-console-toggle-btn,
.debug-console-clear-btn,
.debug-console-close-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    transition: all var(--transition-fast);
}

.debug-console-toggle-btn:hover,
.debug-console-clear-btn:hover,
.debug-console-close-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.debug-console-body {
    flex: 1;
    overflow-y: auto;
    padding: 0.75rem;
    font-family: 'Courier New', monospace;
    font-size: 0.8125rem;
    line-height: 1.5;
}

.debug-console-empty {
    text-align: center;
    padding: 2rem 1rem;
    color: var(--text-muted);
}

.debug-console-empty i {
    font-size: 2rem;
    opacity: 0.3;
    margin-bottom: 0.5rem;
}

.debug-console-message {
    padding: 0.5rem 0.75rem;
    margin-bottom: 0.25rem;
    border-radius: 4px;
    border-left: 3px solid transparent;
    background: var(--bg-card);
    animation: pulse-orange-red 2s ease-in-out infinite;
}

.debug-console-message:hover {
    background: var(--bg-hover);
}

.debug-console-message.log {
    border-left-color: var(--color-primary);
    animation: none;
    color: var(--text-secondary);
}

.debug-console-message.info {
    border-left-color: #06b6d4;
    animation: none;
    color: var(--color-info);
}

.debug-console-message.warn {
    border-left-color: #f59e0b;
    color: var(--color-warning);
}

.debug-console-message.error {
    border-left-color: #ef4444;
    animation: none;
    color: var(--color-danger);
}

.debug-console-message.search {
    border-left-color: #f97316;
    /* Inherits pulse-orange-red animation from parent */
}

.debug-console-timestamp {
    color: var(--text-muted);
    font-size: 0.75rem;
    margin-right: 0.5rem;
}

.debug-console-prefix {
    font-weight: 700;
    margin-right: 0.5rem;
}

.debug-console-content {
    word-wrap: break-word;
}

/* Debug Console Float Button - Stacked above messenger */
.debug-console-float-btn {
    position: fixed;
    bottom: 108px; /* Stack above messenger button (24px + 60px + 24px spacing) */
    right: 24px;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.25rem;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
    z-index: 9997;
    display: flex;
    align-items: center;
    justify-content: center;
}

.debug-console-float-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 20px rgba(245, 158, 11, 0.6);
}

.debug-console-float-btn.hidden {
    display: none;
}

.debug-console-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--color-danger);
    color: white;
    font-size: 0.625rem;
    font-weight: 700;
    padding: 0.25rem 0.4rem;
    border-radius: 10px;
    min-width: 18px;
    text-align: center;
}

.debug-console-badge.hidden {
    display: none;
}

/* Responsive adjustments for floating buttons */
@media (max-width: 768px) {
    .messenger-float-btn {
        bottom: 20px;
        right: 20px;
        width: 56px;
        height: 56px;
    }
    
    .debug-console-float-btn {
        bottom: 92px; /* Stack above messenger on mobile (20px + 56px + 16px) */
        right: 20px;
        width: 52px;
        height: 52px;
    }
    
    .debug-console-popup {
        width: calc(100vw - 40px);
        right: 20px;
        left: 20px;
        bottom: 152px; /* Adjust for mobile button positions */
    }
    
    .debug-console-popup.expanded {
        width: calc(100vw - 40px);
    }
}

/* ===== Online Users Popup Toast Interface ===== */
.online-users-popup {
    position: fixed;
    bottom: 348px; /* Stack above all 3 float buttons */
    right: 20px;
    width: 320px;
    max-height: 450px;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    z-index: 9998;
    display: flex;
    flex-direction: column;
    transition: all var(--transition-base);
}

.online-users-popup.hidden {
    transform: translateY(20px);
    opacity: 0;
    pointer-events: none;
}

.online-users-popup-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.online-users-popup-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.online-users-popup-title i {
    color: var(--color-success);
}

.online-users-popup-controls {
    display: flex;
    gap: 0.5rem;
}

.online-users-refresh-btn,
.online-users-close-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    transition: all var(--transition-fast);
}

.online-users-refresh-btn:hover,
.online-users-close-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.online-users-popup-body {
    flex: 1;
    overflow-y: auto;
    padding: 0.75rem;
}

.online-users-popup-empty {
    text-align: center;
    padding: 2rem 1rem;
    color: var(--text-muted);
}

.online-users-popup-empty i {
    font-size: 2rem;
    opacity: 0.3;
    margin-bottom: 0.5rem;
}

.online-users-popup-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    margin-bottom: 0.5rem;
    background: var(--bg-card);
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.online-users-popup-item:hover {
    background: var(--bg-hover);
    transform: translateX(4px);
}

.online-users-popup-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    position: relative;
    flex-shrink: 0;
}

.online-users-popup-avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
}

.online-users-popup-avatar .status-indicator {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 12px;
    height: 12px;
    background: var(--color-success);
    border: 2px solid var(--bg-card);
    border-radius: 50%;
}

.online-users-popup-info {
    flex: 1;
    min-width: 0;
}

.online-users-popup-name {
    font-weight: 600;
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.online-users-popup-username {
    font-size: 0.875rem;
    color: var(--text-muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Online Users Float Button - Third in stack */
.online-users-float-btn {
    position: fixed;
    bottom: 192px; /* Stack above debug console (108px + 56px + 28px spacing) */
    right: 24px;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.25rem;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
    z-index: 9997;
    display: flex;
    align-items: center;
    justify-content: center;
}

.online-users-float-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.6);
}

.online-users-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--color-primary);
    color: white;
    font-size: 0.625rem;
    font-weight: 700;
    padding: 0.25rem 0.4rem;
    border-radius: 10px;
    min-width: 18px;
    text-align: center;
}

.online-users-badge.hidden {
    display: none;
}

/* Responsive adjustments for 3 floating buttons */
@media (max-width: 768px) {
    .online-users-float-btn {
        bottom: 164px; /* Adjust for mobile (92px + 52px + 20px) */
        right: 20px;
        width: 52px;
        height: 52px;
    }
    
    .online-users-popup {
        width: calc(100vw - 40px);
        right: 20px;
        left: 20px;
        bottom: 220px; /* Adjust for mobile button positions */
    }
}

/* ===== Shared Post Card Styles ===== */
.shared-post-card {
    margin-top: 1rem;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.15);
    border-left: 3px solid var(--color-secondary);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
}

.shared-post-card:hover {
    background: rgba(0, 0, 0, 0.2);
    border-left-color: var(--color-primary);
}

.shared-post-card.nested {
    margin-top: 0.75rem;
    padding: 0.75rem;
    background: rgba(0, 0, 0, 0.2);
    border-left-width: 2px;
    font-size: 0.9em;
}

.shared-post-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.shared-post-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    overflow: hidden;
    background: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    cursor: pointer;
    flex-shrink: 0;
}

.shared-post-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.shared-post-avatar i {
    font-size: 1.5rem;
}

.shared-post-author-info {
    flex: 1;
    min-width: 0;
}

.shared-post-author-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.shared-post-author-name a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.shared-post-author-name a:hover {
    color: var(--color-primary);
}

.shared-post-username {
    color: var(--text-muted);
    font-size: 0.8rem;
    font-weight: 400;
}

.shared-post-timestamp {
    font-size: 0.75rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.125rem;
}

.shared-post-timestamp a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.shared-post-timestamp a:hover {
    color: var(--color-primary);
}

.shared-post-timestamp i {
    font-size: 0.7rem;
}

.shared-post-content {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 0.5rem;
    word-wrap: break-word;
}

.shared-post-attachments,
.shared-post-link-previews {
    margin-top: 0.75rem;
}

/* ===== Upload Progress Styles ===== */
.composer-upload-progress {
    margin-top: 0.75rem;
    padding: 0.75rem;
    background: var(--bg-tertiary);
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--border-color);
}

.attachment-upload-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: var(--bg-card);
    border-radius: var(--border-radius-sm);
    margin-bottom: 0.5rem;
    transition: all var(--transition-fast);
}

.attachment-upload-item:last-child {
    margin-bottom: 0;
}

.attachment-upload-item:hover {
    background: var(--bg-hover);
}

.upload-file-info {
    flex: 1;
    min-width: 0;
}

.upload-file-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.upload-file-header i {
    color: var(--color-primary);
    font-size: 1.125rem;
}

.upload-filename {
    flex: 1;
    font-weight: 500;
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.upload-filesize {
    font-size: 0.75rem;
    color: var(--text-muted);
    flex-shrink: 0;
}

.upload-progress-bar {
    height: 6px;
    background: var(--bg-secondary);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.upload-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: 3px;
    transition: width 0.3s ease;
    position: relative;
    overflow: hidden;
}

.upload-progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    animation: shimmer 1.5s infinite;
}

.upload-status-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.upload-status-icon {
    display: flex;
    align-items: center;
}

.upload-status-icon.uploading i {
    color: var(--color-primary);
}

.upload-status-icon.uploaded i {
    color: var(--color-success);
}

.upload-status-icon.failed i {
    color: var(--color-danger);
}

.upload-status-icon.cancelled i {
    color: var(--text-muted);
}

.upload-status-icon.paused i {
    color: var(--color-warning);
}

.upload-progress-text {
    font-weight: 600;
    color: var(--text-primary);
}

.upload-speed,
.upload-eta {
    color: var(--text-muted);
}

.upload-actions {
    display: flex;
    gap: 0.25rem;
    flex-shrink: 0;
}

.upload-action-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.375rem 0.5rem;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.upload-action-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--color-primary);
    transform: scale(1.05);
}

.upload-action-btn:active {
    transform: scale(0.95);
}

.upload-action-btn i {
    font-size: 0.875rem;
}

/* Responsive adjustments for upload UI */
@media (max-width: 768px) {
    .attachment-upload-item {
        flex-direction: column;
        align-items: stretch;
    }
    
    .upload-actions {
        justify-content: flex-end;
        margin-top: 0.5rem;
    }
    
    .upload-status-info {
        flex-wrap: wrap;
    }
}

/* ============================================
   Lightbox Media Viewer
   ============================================ */

/* Lightbox Overlay */
.lightbox-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s;
}

.lightbox-container {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

/* Lightbox Top Bar */
.lightbox-topbar {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: linear-gradient(to bottom, rgba(0,0,0,0.7), transparent);
    z-index: 10001;
}

.lightbox-title {
    color: white;
    font-size: 1rem;
    font-weight: 500;
    max-width: 60%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.lightbox-controls {
    display: flex;
    gap: 0.5rem;
}

.lightbox-download,
.lightbox-close {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-download:hover,
.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

/* Lightbox Content */
.lightbox-content {
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

#lightbox-media {
    max-width: 90vw;
    max-height: 80vh;
    object-fit: contain;
    border-radius: 4px;
}

/* Audio in Lightbox */
.lightbox-audio-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    padding: 2rem;
}

.audio-artwork {
    width: 200px;
    height: 200px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 4rem;
}

.audio-filename {
    color: white;
    text-align: center;
    font-size: 1.125rem;
    margin-top: 1rem;
}

/* Lightbox Caption */
.lightbox-caption {
    position: absolute;
    bottom: 1rem;
    left: 0;
    right: 0;
    text-align: center;
    color: white;
    font-size: 1rem;
}

.lightbox-counter {
    opacity: 0.7;
    font-size: 0.875rem;
}

/* Lightbox Navigation */
.lightbox-prev,
.lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: white;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-prev:hover,
.lightbox-next:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-50%) scale(1.1);
}

.lightbox-prev {
    left: 1rem;
}

.lightbox-next {
    right: 1rem;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ============================================
   Media Thumbnails
   ============================================ */

/* Image Thumbnails */
.content-images {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 0.5rem;
    margin: 1rem 0;
}

.content-image-thumb {
    position: relative;
    width: 100%;
    padding-top: 100%; /* 1:1 Aspect Ratio */
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    background: var(--color-bg-secondary);
}

.content-image-thumb img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.content-image-thumb:hover img {
    transform: scale(1.05);
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
}

.content-image-thumb:hover .image-overlay {
    opacity: 1;
}

.image-overlay i {
    color: white;
    font-size: 2rem;
}

/* Video Thumbnails */
.content-videos {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 0.5rem;
    margin: 1rem 0;
}

.content-video-thumb {
    position: relative;
    width: 100%;
    padding-top: 56.25%; /* 16:9 Aspect Ratio */
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    background: linear-gradient(135deg, #f97316 0%, #fb923c 100%);
}

.video-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 3rem;
    transition: transform 0.3s;
}

.content-video-thumb:hover .video-placeholder {
    transform: scale(1.1);
}

.video-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 0.5rem;
    font-size: 0.875rem;
    text-align: center;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Audio Thumbnails */
.content-audio {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin: 1rem 0;
}

.content-audio-thumb {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    background: linear-gradient(135deg, #ec4899 0%, #f472b6 100%);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
}

.content-audio-thumb:hover {
    transform: translateX(4px);
    box-shadow: 0 4px 12px rgba(236, 72, 153, 0.3);
}

.audio-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    color: white;
    font-size: 1.5rem;
}

.audio-name {
    flex: 1;
    color: white;
    font-weight: 500;
}

/* File Attachments */
.content-files {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin: 1rem 0;
}

.content-file-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    background: var(--color-bg-secondary);
    border-radius: 8px;
    text-decoration: none;
    color: inherit;
    transition: all 0.2s;
}

.content-file-item:hover {
    background: var(--color-bg-tertiary);
    transform: translateX(4px);
}

.file-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.file-pdf { background: rgba(220, 38, 38, 0.1); color: #dc2626; }
.file-word { background: rgba(37, 99, 235, 0.1); color: #2563eb; }
.file-excel { background: rgba(22, 163, 74, 0.1); color: #16a34a; }
.file-powerpoint { background: rgba(249, 115, 22, 0.1); color: #f97316; }
.file-archive { background: rgba(168, 85, 247, 0.1); color: #a855f7; }
.file-video { background: rgba(251, 146, 60, 0.1); color: #fb923c; }
.file-audio { background: rgba(236, 72, 153, 0.1); color: #ec4899; }
.file-code { background: rgba(59, 130, 246, 0.1); color: #3b82f6; }
.file-text { background: rgba(107, 114, 128, 0.1); color: #6b7280; }
.file-generic { background: rgba(156, 163, 175, 0.1); color: #9ca3af; }

.file-info {
    flex: 1;
    min-width: 0;
}

.file-name {
    font-weight: 500;
    margin-bottom: 0.25rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-size {
    font-size: 0.875rem;
    opacity: 0.7;
}

.file-download {
    opacity: 0.5;
    transition: opacity 0.2s;
    flex-shrink: 0;
}

.content-file-item:hover .file-download {
    opacity: 1;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .lightbox-container {
        padding: 1rem;
    }
    
    .lightbox-topbar {
        padding: 0.75rem 1rem;
    }
    
    .lightbox-title {
        font-size: 0.875rem;
        max-width: 50%;
    }
    
    .lightbox-download,
    .lightbox-close {
        width: 36px;
        height: 36px;
        font-size: 0.875rem;
    }
    
    .lightbox-prev,
    .lightbox-next {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .lightbox-prev {
        left: 0.5rem;
    }
    
    .lightbox-next {
        right: 0.5rem;
    }
    
    .content-images {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }
    
    .content-videos {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }
    
    .audio-artwork {
        width: 150px;
        height: 150px;
        font-size: 3rem;
    }
}

/* ===== Embedded Media (YouTube, SoundCloud) ===== */
.embedded-video {
    position: relative;
    width: 100%;
    margin: 1rem 0;
    border-radius: 8px;
    overflow: hidden;
    background: #000;
}

.youtube-embed {
    padding-top: 56.25%; /* 16:9 Aspect Ratio */
}

.soundcloud-embed {
    height: 166px; /* SoundCloud player height */
}

.embedded-video iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* ===== Audio Waveform in Lightbox ===== */
.audio-waveform {
    width: 100%;
    max-width: 600px;
    height: 150px;
    background: rgba(30, 41, 59, 0.5);
    border-radius: 8px;
    margin: 1rem 0;
    border: 2px solid rgba(236, 72, 153, 0.3);
    display: block;
}

.lightbox-audio-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 2rem;
}

/* Mobile adjustments for embedded media */
@media (max-width: 768px) {
    .audio-waveform {
        max-width: 100%;
        height: 120px;
    }
}

/* ===== Authentication Forms ===== */
.auth-form {
    max-width: 400px;
    width: 100%;
}

.auth-form .form-group {
    margin-bottom: 1.25rem;
}

.auth-form label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.auth-form .form-control {
    width: 100%;
    padding: 0.6rem 0.875rem;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    transition: border-color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
}

.auth-form .form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    background: var(--input-bg-focus);
    box-shadow: var(--glow-focus);
}

.auth-form .form-control::placeholder {
    color: var(--text-muted);
}

/* Disabled / auto-derived fields (e.g. email auto-filled from username) */
.auth-form .form-control:disabled,
.auth-form .form-control-disabled {
    background: var(--input-bg-disabled);
    color: var(--text-muted);
    cursor: not-allowed;
    opacity: 0.75;
    border-style: dashed;
}

.password-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.password-input-wrapper .form-control {
    padding-right: 3rem;
}

.password-toggle {
    position: absolute;
    right: 0;
    top: 0;
    height: 100%;
    padding: 0 1rem;
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.password-toggle:hover {
    color: var(--text-primary);
}

.password-strength {
    margin-top: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
}

.password-strength.weak {
    color: var(--color-danger);
    background: rgba(239, 68, 68, 0.1);
}

.password-strength.medium {
    color: var(--color-warning);
    background: rgba(245, 158, 11, 0.1);
}

.password-strength.strong {
    color: var(--color-success);
    background: rgba(16, 185, 129, 0.1);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: normal;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: 1.125rem;
    height: 1.125rem;
    cursor: pointer;
}

.form-text {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.error-message {
    padding: 0.75rem 1rem;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: var(--border-radius-sm);
    color: var(--color-danger);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.info-message {
    padding: 0.75rem 1rem;
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid rgba(6, 182, 212, 0.3);
    border-radius: var(--border-radius-sm);
    color: var(--color-info);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.form-actions {
    margin-top: 1.5rem;
}

.form-footer {
    margin-top: 1.5rem;
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.form-footer a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
}

.form-footer a:hover {
    text-decoration: underline;
}

.form-footer .separator {
    margin: 0 0.5rem;
    color: var(--text-muted);
}

.btn-block {
    width: 100%;
    margin-bottom: 0.75rem;
}

.btn-block:last-child {
    margin-bottom: 0;
}

.terms-content {
    max-width: 600px;
}

.terms-content h3 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.terms-content ul {
    margin: 1rem 0;
    padding-left: 1.5rem;
}

.terms-content li {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

/* ===== Privacy Icons ===== */
.content-privacy-icon {
    display: inline-flex;
    align-items: center;
    margin-left: 0.5rem;
    font-size: 0.75rem;
    opacity: 0.7;
}

.content-privacy-icon i {
    margin-right: 0.25rem;
}

.privacy-public {
    color: var(--color-success);
}

.privacy-friends {
    color: var(--color-info);
}

.privacy-groups {
    color: var(--color-secondary);
}

.privacy-private {
    color: var(--text-muted);
}

/* ===== Network Status Banner ===== */
.network-status-banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  padding: 0.625rem 1rem;
  text-align: center;
  font-size: 0.875rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transform: translateY(-100%);
  transition: transform 0.3s ease;
}

.network-status-banner.visible {
  transform: translateY(0);
}

.network-status-banner.offline {
  background: #ef4444;
  color: #fff;
}

.network-status-banner.online {
  background: #10b981;
  color: #fff;
}

.network-status-banner .retry-btn {
  background: rgba(255,255,255,0.25);
  border: 1px solid rgba(255,255,255,0.5);
  color: #fff;
  border-radius: 4px;
  padding: 0.2rem 0.6rem;
  font-size: 0.8125rem;
  cursor: pointer;
  margin-left: 0.5rem;
}

/* ===== Refined Micro-interactions & Polish ===== */

/* Smooth card scale on hover */
.post-card,
.card {
  transition: transform 0.18s cubic-bezier(0.4,0,0.2,1),
              box-shadow 0.18s cubic-bezier(0.4,0,0.2,1),
              border-color 0.18s ease;
}
.post-card:hover,
.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(168,85,247,0.14);
}

/* Input focus glow */
input, textarea, select {
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: var(--glow-focus);
}

/* Reaction / action buttons — tighter sizing */
.reaction-btn,
.action-btn,
.post-action-btn {
  padding: 0.25rem 0.5rem;
  font-size: var(--font-size-xs);
  gap: 0.25rem;
  border-radius: var(--border-radius-sm);
  transition: transform 0.12s ease, background 0.12s ease, color 0.12s ease;
}
.reaction-btn:hover,
.action-btn:hover,
.post-action-btn:hover {
  transform: scale(1.08);
}
.reaction-btn.active {
  color: var(--color-primary);
}

/* Comment composer — compact */
.comment-input,
.compose-textarea {
  font-size: var(--font-size-sm);
  padding: 0.5rem 0.75rem;
  min-height: 2.25rem;
  line-height: 1.5;
}

/* Notification badge — tighter */
.badge, .notification-badge {
  font-size: 0.65rem;
  padding: 1px 5px;
  min-width: 16px;
  height: 16px;
  line-height: 14px;
}

/* User avatar — consistent sizing */
.avatar, .user-avatar {
  flex-shrink: 0;
  border-radius: 50%;
  object-fit: cover;
}
.avatar-sm { width: 28px; height: 28px; }
.avatar-md { width: 36px; height: 36px; }
.avatar-lg { width: 48px; height: 48px; }
.avatar-xl { width: 64px; height: 64px; }

/* Post header meta — smaller */
.post-author,
.post-meta {
  font-size: var(--font-size-xs);
}
.post-author-name {
  font-size: var(--font-size-sm);
  font-weight: 600;
}

/* Timestamp / secondary meta */
.post-timestamp,
.comment-timestamp,
.meta-secondary {
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* Comment content */
.comment-content,
.reply-content {
  font-size: var(--font-size-sm);
  line-height: 1.5;
}

/* Feed separator */
.feed-separator {
  border: none;
  border-top: 1px solid var(--border-light);
  margin: 0.75rem 0;
}

/* Section headings inside cards */
.section-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

/* Smooth list item entry */
.comment-item,
.notification-item,
.message-item {
  animation: slideUp 0.2s ease-out both;
}

/* Stagger animation for feed items */
.feed-post:nth-child(1),
.post-card:nth-child(1) { animation-delay: 0.03s; }
.feed-post:nth-child(2),
.post-card:nth-child(2) { animation-delay: 0.06s; }
.feed-post:nth-child(3),
.post-card:nth-child(3) { animation-delay: 0.09s; }
.feed-post:nth-child(4),
.post-card:nth-child(4) { animation-delay: 0.12s; }
.feed-post:nth-child(5),
.post-card:nth-child(5) { animation-delay: 0.15s; }

/* Side-menu item icon — consistent size */
.side-menu-item i {
  font-size: 0.9rem;
  width: 18px;
}

/* Modal — slightly smaller padding */
.modal-header,
.modal-footer {
  padding: var(--spacing-md) var(--spacing-lg);
}
.modal-body {
  padding: var(--spacing-md) var(--spacing-lg);
}

/* Toast notifications — compact */
.toast {
  font-size: var(--font-size-sm);
  padding: 0.5rem 0.875rem;
}

/* Form label — smaller */
.form-label,
label {
  font-size: var(--font-size-sm);
  font-weight: 500;
  margin-bottom: 0.25rem;
  display: block;
}

/* Form group spacing */
.form-group {
  margin-bottom: 0.875rem;
}

/* Tab bar */
.tab {
  padding: 0.35rem 0.75rem;
  font-size: var(--font-size-sm);
}

/* Scrollbar (webkit) — accessible width */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: rgba(168,85,247,0.25);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(168,85,247,0.45);
}

/* ===== Repost button ===== */
.post-repost-btn {
  color: var(--text-muted);
  transition: color 0.15s ease, transform 0.12s ease;
}
.post-repost-btn:hover {
  color: var(--color-success, #10b981);
}
.post-repost-btn.active {
  color: var(--color-success, #10b981);
}
.post-repost-btn.active svg {
  stroke: var(--color-success, #10b981);
}
.post-repost-btn .repost-count {
  font-size: var(--font-size-xs);
  min-width: 1ch;
}

/* ===== Repost dropdown menu (shares .post-dropdown-menu styles) ===== */
.repost-dropdown-menu {
  position: absolute;
  bottom: calc(100% + 4px);
  right: 0;
  z-index: 200;
  background: var(--bg-card, #1e1e2e);
  border: 1px solid var(--border-color, rgba(168,85,247,0.2));
  border-radius: 10px;
  padding: 0.4rem;
  min-width: 160px;
  box-shadow: var(--shadow-lg);
  animation: dropdownIn 0.12s ease;
}

/* ===== Post detail view ===== */
.post-detail-container {
  max-width: 680px;
  margin: 0 auto;
  padding: 1rem;
}
#post-detail-content {
  padding: 0.5rem;
}
.post-detail-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-color, rgba(168,85,247,0.2));
}

/* ===== Avatar crop tool in edit-profile modal ===== */
#avatar-crop-canvas {
  display: block;
  border-radius: 50%;
  border: 2px solid var(--color-primary, #a855f7);
  cursor: move;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
}
#avatar-zoom-slider {
  accent-color: var(--color-primary, #a855f7);
  cursor: pointer;
}

/* ===== Quote repost modal ===== */
#quote-repost-modal textarea {
  font-family: var(--font-sans);
  line-height: 1.5;
}
#quote-repost-modal .btn-primary {
  background: var(--gradient-brand);
  border: none;
}

/* ===== Composer self-typing indicator ===== */
.composer-typing-indicator {
  display: none;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.6rem;
  margin-top: 0.3rem;
  font-size: 0.75rem;
  color: var(--text-muted, #a78bca);
  opacity: 0;
  transition: opacity 0.25s ease;
  pointer-events: none;
  /* Position below the composer border */
  position: relative;
  top: 4px;
  left: 0;
  width: 100%;
}
.composer-typing-indicator.visible {
  opacity: 1;
}
.composer-typing-indicator .typing-dots {
  display: flex;
  gap: 3px;
  align-items: center;
}
.composer-typing-indicator .typing-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-primary, #a855f7);
  animation: composerTypingBounce 1.2s ease-in-out infinite;
}
.composer-typing-indicator .typing-dot:nth-child(2) {
  animation-delay: 0.2s;
}
.composer-typing-indicator .typing-dot:nth-child(3) {
  animation-delay: 0.4s;
}
@keyframes composerTypingBounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.5; }
  30%            { transform: translateY(-5px); opacity: 1; }
}
.composer-typing-text {
  font-style: italic;
}

/* ===== Comment last-active pill ===== */
.comment-active-pill {
  font-size: 0.65rem;
  padding: 1px 5px;
  margin-left: 0.3rem;
  vertical-align: middle;
}

/* ===== Comment timestamp ===== */
.comment-timestamp {
  font-size: 0.65rem;
  color: var(--text-muted, #a78bca);
  margin-left: 0.4rem;
  opacity: 0.7;
}

/* ===== Notification card atoms ===== */

/* Container row */
.notification-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.875rem 1rem;
  border-radius: 12px;
  background: var(--bg-card, #1a1a2e);
  border: 1px solid var(--border-color, rgba(168,85,247,0.1));
  margin-bottom: 0.5rem;
  cursor: pointer;
  transition: background 0.18s ease, border-color 0.18s ease;
  position: relative;
}
.notification-item:hover {
  background: var(--bg-hover, rgba(168,85,247,0.06));
  border-color: rgba(168,85,247,0.22);
}
.notification-item.unread {
  background: rgba(168,85,247,0.07);
  border-color: rgba(168,85,247,0.22);
}

/* Inner flex wrapper */
.notification-content {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  flex: 1;
  min-width: 0;
}

/* Avatar + icon overlay */
.notification-avatar-wrapper {
  position: relative;
  flex-shrink: 0;
}
.notification-avatar-wrapper .cr-avatar,
.notification-avatar-wrapper .cr-avatar-link img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
}
.notification-icon {
  position: absolute;
  bottom: -2px;
  right: -4px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--bg-card, #1a1a2e);
  border: 2px solid var(--bg-card, #1a1a2e);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.625rem;
}
.notification-icon i {
  font-size: 0.625rem;
  line-height: 1;
}

/* Body */
.notification-body {
  flex: 1;
  min-width: 0;
}
.notification-message {
  font-size: 0.875rem;
  color: var(--text-primary, #f0e6ff);
  line-height: 1.4;
  margin-bottom: 0.25rem;
}
.notification-message .cr-display-name {
  font-weight: 600;
  color: var(--text-primary, #f0e6ff);
}
.notification-others {
  color: var(--text-muted, #a78bca);
  font-size: 0.8125rem;
}

/* Target preview quote */
.notification-target-preview {
  font-size: 0.8rem;
  color: var(--text-secondary, #c4b5e8);
  background: var(--bg-tertiary, rgba(255,255,255,0.04));
  border-left: 3px solid var(--color-primary, #a855f7);
  border-radius: 0 6px 6px 0;
  padding: 0.3rem 0.6rem;
  margin: 0.3rem 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Timestamp row */
.notification-meta {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  margin-top: 0.25rem;
}
.notification-meta .cr-timestamp,
.notification-meta .time-ago-text {
  font-size: 0.75rem;
  color: var(--text-muted, #a78bca);
}

/* Unread dot */
.notification-unread-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-primary, #a855f7);
  flex-shrink: 0;
  align-self: center;
}

/* Aggregated actor avatars */
.notification-aggregated-actors {
  display: flex;
  gap: -6px;
  margin-top: 0.375rem;
}
.notification-aggregated-actors .cr-avatar,
.notification-aggregated-actors .cr-avatar-link img {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 2px solid var(--bg-card, #1a1a2e);
  margin-left: -6px;
  object-fit: cover;
}
.notification-aggregated-actors .cr-avatar-link:first-child,
.notification-aggregated-actors > *:first-child {
  margin-left: 0;
}

/* Three-dot menu */
.notification-menu-btn {
  background: none;
  border: none;
  color: var(--text-muted, #a78bca);
  cursor: pointer;
  padding: 0.25rem;
  border-radius: 6px;
  flex-shrink: 0;
  align-self: flex-start;
  opacity: 0;
  transition: opacity 0.15s ease, color 0.15s ease;
}
.notification-item:hover .notification-menu-btn {
  opacity: 1;
}
.notification-menu-btn:hover {
  color: var(--text-primary, #f0e6ff);
  background: var(--bg-hover, rgba(168,85,247,0.1));
}