/* GitHub Dimmed (Matte Finish) Design System */
:root {
  --color-bg-primary: #22272e;
  --color-bg-secondary: #2d333b;
  --color-bg-tertiary: #373e47;
  --color-bg-overlay: #444c56;
  --color-border-primary: #444c56;
  --color-border-secondary: #373e47;
  --color-border-muted: #545d68;
  --color-text-primary: #adbac7;
  --color-text-secondary: #768390;
  --color-text-tertiary: #636e7b;
  --color-text-link: #539bf5;
  --color-accent-primary: #539bf5;
  --color-accent-hover: #6cb6ff;
  --color-accent-emphasis: #539bf5;
  --color-success: #57ab5a;
  --color-success-emphasis: #46954a;
  --color-success-muted: rgba(87, 171, 90, 0.15);
  --color-danger: #e5534b;
  --color-danger-muted: rgba(229, 83, 75, 0.15);
  --color-warning: #c69026;
  --color-warning-muted: rgba(198, 144, 38, 0.15);
  --color-ad-bg: #2d333b;
  --color-ad-border: #444c56;
  --shadow-sm: 0 0 transparent;
  --shadow-md: 0 3px 6px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.18);
  --shadow-border: inset 0 0 0 1px var(--color-border-primary);
  --radius-sm: 6px;
  --radius-md: 6px;
  --radius-lg: 6px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans",
    Helvetica, Arial, sans-serif;
  background-color: var(--color-bg-secondary);
  color: var(--color-text-primary);
  line-height: 1.6;
  font-size: 14px;
}

/* Navigation Header */
.nav-header {
  background-color: var(--color-bg-primary);
  border-bottom: 1px solid var(--color-border-primary);
  padding: 16px 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-logo {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-text-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: color 0.2s;
}

.nav-logo:hover {
  color: var(--color-accent-primary);
}

.nav-links {
  display: flex;
  gap: 8px;
  margin-left: 16px;
}

.nav-link {
  padding: 8px 16px;
  color: var(--color-text-primary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  font-weight: 500;
  transition: all 0.2s;
}

.nav-link:hover {
  background-color: var(--color-bg-secondary);
  color: var(--color-text-primary);
}

.nav-link.active {
  color: var(--color-text-primary);
  background-color: var(--color-bg-secondary);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-btn {
  padding: 8px 16px;
  background-color: var(--color-accent-primary);
  color: white;
  text-decoration: none;
  border-radius: var(--radius-sm);
  font-weight: 500;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-btn:hover {
  background-color: var(--color-accent-hover);
}

/* Mobile Menu Button */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 20px;
  color: var(--color-text-primary);
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: background-color 0.2s;
}

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

/* Mobile Menu */
.mobile-menu {
  display: none;
  flex-direction: column;
  background-color: var(--color-bg-primary);
  border-top: 1px solid var(--color-border-secondary);
  padding: 8px 0;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.mobile-menu.active {
  display: flex;
  max-height: 500px;
}

.mobile-menu-link {
  padding: 12px 24px;
  color: var(--color-text-primary);
  text-decoration: none;
  font-weight: 500;
  transition: background-color 0.2s;
  border-left: 3px solid transparent;
}

.mobile-menu-link:hover {
  background-color: var(--color-bg-secondary);
  border-left-color: var(--color-accent-primary);
}

/* Main Content */
.main-content {
  min-height: calc(100vh - 200px);
  padding: 32px 0;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Hero Section */
.hero-section {
  text-align: center;
  padding: 48px 0;
  margin-bottom: 32px;
}

.hero-title {
  font-size: 48px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.hero-subtitle {
  font-size: 20px;
  color: var(--color-text-secondary);
  max-width: 700px;
  margin: 0 auto;
}

/* Content Grid */
.content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
  gap: 24px;
  margin-bottom: 32px;
}

/* Cards */
.card {
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: all 0.1s ease;
}

.card:hover {
  box-shadow: 0 1px 3px rgba(27, 31, 35, 0.12),
    0 8px 24px rgba(66, 74, 83, 0.12);
  border-color: var(--color-border-secondary);
}

.card-header {
  padding: 16px 16px;
  border-bottom: 1px solid var(--color-border-primary);
  background-color: var(--color-bg-secondary);
}

.card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-body {
  padding: 16px;
}

/* Forms */
.form-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  margin-bottom: 6px;
  font-weight: 500;
  color: var(--color-text-primary);
  font-size: 14px;
}

.form-input {
  width: 100%;
  padding: 5px 12px;
  height: 32px;
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-sm);
  font-size: 16px;
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  transition: all 0.1s ease;
  font-family: inherit;
  line-height: 20px;
}

.form-input:focus {
  outline: none;
  border-color: var(--color-accent-primary);
  box-shadow: inset 0 0 0 1px var(--color-accent-primary);
}

textarea.form-input {
  resize: vertical;
  min-height: 100px;
  height: auto;
  padding: 8px 12px;
  line-height: 1.5;
  font-size: 16px;
}

.form-hint {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  color: var(--color-text-tertiary);
}

/* Buttons */
.btn {
  padding: 5px 16px;
  height: 32px;
  border: 1px solid rgba(27, 31, 36, 0.15);
  border-radius: var(--radius-sm);
  font-weight: 500;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.1s ease-in-out;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  font-family: inherit;
  position: relative;
  line-height: 20px;
  white-space: nowrap;
  vertical-align: middle;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background-color: var(--color-accent-primary);
  color: white;
  border-color: rgba(27, 31, 36, 0.15);
  box-shadow: 0 1px 0 rgba(27, 31, 35, 0.04),
    inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  border-color: rgba(27, 31, 36, 0.15);
}

.btn-primary:active {
  background-color: #033d8b;
  box-shadow: inset 0 1px 0 rgba(0, 45, 97, 0.2);
}

.btn-success {
  background-color: var(--color-success);
  color: white;
  border-color: rgba(27, 31, 36, 0.15);
  box-shadow: 0 1px 0 rgba(27, 31, 35, 0.04),
    inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.btn-success:hover {
  background-color: #1a7f37;
}

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

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

.btn-lg {
  height: 40px;
  padding: 8px 20px;
  font-size: 16px;
}

/* Message Cards */
.message-card {
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 16px;
  cursor: pointer;
}

.recipient-badge {
  display: inline-block;
  padding: 4px 10px;
  background-color: #ddf4ff;
  color: #0969da;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
  margin-bottom: 8px;
}

.message-text {
  font-size: 14px;
  color: var(--color-text-primary);
  line-height: 1.7;
  margin-bottom: 12px;
  word-break: break-word;
  overflow-wrap: break-word;
}

.message-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--color-text-tertiary);
}

.sender-name {
  color: var(--color-accent-primary);
  font-weight: 600;
}

/* Alerts */
.alert {
  padding: 16px;
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
  border: 1px solid;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
}

.alert-success {
  background-color: var(--color-success-muted);
  border-color: var(--color-success);
  color: var(--color-text-primary);
}

.alert-success i {
  color: var(--color-success);
}

.alert-danger {
  background-color: var(--color-danger-muted);
  border-color: var(--color-danger);
  color: var(--color-text-primary);
}

.alert-danger i {
  color: var(--color-danger);
}

/* Ad Banners */
.ad-banner {
  margin: 32px 0;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.ad-placeholder {
  background-color: var(--color-ad-bg);
  border: 2px dashed var(--color-ad-border);
  padding: 48px 24px;
  text-align: center;
  color: var(--color-text-secondary);
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  transition: all 0.3s;
}

.ad-placeholder:hover {
  background-color: #fff0d1;
  border-color: #ff9800;
}

.ad-placeholder i {
  font-size: 24px;
  color: var(--color-ad-border);
}

.ad-link {
  color: var(--color-accent-primary);
  text-decoration: none;
  font-weight: 600;
}

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

.ad-banner-top .ad-placeholder {
  padding: 32px 24px;
}

.ad-banner-middle .ad-placeholder {
  padding: 40px 24px;
}

.ad-banner-bottom .ad-placeholder {
  padding: 32px 24px;
}

/* Loading & Empty States */
.loading-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--color-text-tertiary);
}

.spinner {
  border: 3px solid var(--color-border-secondary);
  border-top-color: var(--color-accent-primary);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  animation: spin 1s linear infinite;
  margin: 0 auto 16px;
}

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

.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--color-text-tertiary);
}

.empty-state i {
  font-size: 21px;
  margin-bottom: 0px;
  opacity: 0.5;
}

/* Live Activity Map Section */
.live-map-section {
  margin-top: 32px;
}

.live-indicator {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-left: 12px;
  font-size: 12px;
  font-weight: 600;
  color: #ef4444;
  background: rgba(239, 68, 68, 0.1);
  padding: 4px 10px;
  border-radius: 12px;
}

.test-mode-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-left: 12px;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-secondary);
  background: rgba(88, 166, 255, 0.1);
  padding: 6px 12px;
  border-radius: 8px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s;
}

.test-mode-btn:hover {
  background: rgba(88, 166, 255, 0.2);
  border-color: var(--color-accent-primary);
  color: var(--color-accent-primary);
}

.test-mode-btn.active {
  background: rgba(88, 166, 255, 0.2);
  border-color: var(--color-accent-primary);
  color: var(--color-accent-primary);
}

.test-mode-btn i {
  font-size: 14px;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background: #ef4444;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.5;
    transform: scale(1.2);
  }
}

.globe-container {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
  min-height: 500px;
  padding: 20px;
  background: var(--color-bg-secondary);
  border-radius: var(--radius-md);
}

#globeViz {
  background: linear-gradient(135deg, #0a0e27 0%, #1e1b4b 100%);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-primary);
  height: 500px;
  position: relative;
  overflow: hidden;
}

#globeViz canvas {
  display: block;
  width: 100% !important;
  height: 100% !important;
}

.locations-list {
  max-height: 500px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-right: 8px;
}

.locations-list::-webkit-scrollbar {
  width: 8px;
}

.locations-list::-webkit-scrollbar-track {
  background: var(--color-bg-secondary);
}

.locations-list::-webkit-scrollbar-thumb {
  background: var(--color-border-primary);
  border-radius: 4px;
}

.locations-list::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-tertiary);
}

.location-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-sm);
  transition: all 0.2s;
  animation: slideIn 0.3s ease-out;
}

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

.location-item:hover {
  border-color: var(--color-accent-primary);
  transform: translateX(-4px);
}

.location-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.location-flag {
  font-size: 24px;
}

.location-name {
  display: flex;
  flex-direction: column;
}

.location-country {
  font-weight: 600;
  color: var(--color-text-primary);
  font-size: 14px;
}

.location-city {
  font-size: 12px;
  color: var(--color-text-secondary);
}

.location-count {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: rgba(88, 166, 255, 0.1);
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-accent-primary);
}

.map-marker {
  animation: blink 2s infinite;
  cursor: pointer;
  transition: all 0.2s;
}

.map-marker:hover {
  transform: scale(1.5);
}

@keyframes blink {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.3;
  }
}

@media (max-width: 1024px) {
  .globe-container {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 16px;
  }

  #globeViz {
    height: 400px;
  }

  .locations-list {
    max-height: 400px;
  }
}

@media (max-width: 768px) {
  .globe-container {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 12px;
    min-height: auto;
  }

  #globeViz {
    height: 300px;
  }

  .locations-list {
    max-height: 250px;
  }

  .location-item {
    padding: 10px 12px;
  }

  .location-flag {
    font-size: 20px;
  }

  .location-country {
    font-size: 13px;
  }

  .location-city {
    font-size: 11px;
  }
}

@media (max-width: 480px) {
  .globe-container {
    padding: 8px;
    gap: 8px;
  }

  #globeViz {
    height: 250px;
  }

  .locations-list {
    max-height: 200px;
  }

  .live-map-section .card-title {
    font-size: 18px;
  }

  .test-mode-btn {
    font-size: 11px;
    padding: 4px 8px;
  }
}

/* Messages Section with Tabs */
.messages-section {
  margin-top: 32px;
}

.messages-tabs {
  display: flex;
  gap: 8px;
  background: var(--color-bg-secondary);
  padding: 8px;
  border-radius: var(--radius-md);
}

.tab-button {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

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

.tab-button.active {
  background: var(--color-accent-primary);
  color: white;
  box-shadow: 0 2px 8px rgba(88, 166, 255, 0.3);
}

.tab-button i {
  font-size: 18px;
}

.tab-content {
  display: none;
}

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

.messages-container {
  padding: 20px;
  min-height: 400px;
}

.messages-scrollable {
  max-height: 600px;
  overflow-y: auto;
}

.search-messages-scrollable {
  max-height: 600px;
  overflow-y: auto;
  margin-top: 16px;
}

@media (max-width: 768px) {
  .tab-button span {
    display: none;
  }

  .tab-button {
    padding: 12px;
  }

  .messages-scrollable {
    max-height: 450px;
  }

  .search-messages-scrollable {
    max-height: 450px;
  }
}

/* Recent Section */
.recent-section {
  margin-top: 32px;
}

/* Top Messages Section */
.top-section {
  margin-top: 32px;
}

.top-messages-container {
  max-height: 600px;
  overflow-y: auto;
  padding: 20px;
  background: var(--color-bg-primary);
  border-radius: var(--radius-md);
}

.top-messages-container .message-card {
  position: relative;
}

.message-rank {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--color-accent-primary);
  color: #ffffff;
  font-weight: 600;
  font-size: 14px;
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid rgba(88, 166, 255, 0.3);
}

.message-stats {
  display: flex;
  align-items: center;
  gap: 8px;
}

.upvote-count {
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--color-accent-primary);
  font-weight: 600;
  font-size: 14px;
}

.upvote-count i {
  font-size: 12px;
}

.reply-count {
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--color-text-secondary);
  font-weight: 600;
  font-size: 14px;
}

.reply-count i {
  font-size: 12px;
}

.top-messages-container::-webkit-scrollbar {
  width: 8px;
}

.top-messages-container::-webkit-scrollbar-track {
  background: var(--color-bg-secondary);
}

.top-messages-container::-webkit-scrollbar-thumb {
  background: var(--color-border-primary);
  border-radius: 4px;
}

.top-messages-container::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-tertiary);
}

@media (max-width: 768px) {
  .top-messages-container {
    max-height: 400px;
  }

  .message-rank {
    font-size: 14px;
    padding: 4px 10px;
  }
}

.recent-messages-container {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.recent-messages-scroll-container {
  max-height: 450px;
  overflow-y: auto;
  padding: 20px;
}

@media (max-width: 768px) {
  .recent-messages-scroll-container {
    max-height: 350px;
  }
}

#recentMessagesContainer::-webkit-scrollbar {
  width: 8px;
}

#recentMessagesContainer::-webkit-scrollbar-track {
  background: var(--color-bg-secondary);
}

#recentMessagesContainer::-webkit-scrollbar-thumb {
  background: var(--color-border-primary);
  border-radius: 4px;
}

#recentMessagesContainer::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-tertiary);
}

/* Search Messages Scrollbar */
.search-messages-scrollable::-webkit-scrollbar {
  width: 8px;
}

.search-messages-scrollable::-webkit-scrollbar-track {
  background: var(--color-bg-secondary);
}

.search-messages-scrollable::-webkit-scrollbar-thumb {
  background: var(--color-border-primary);
  border-radius: 4px;
}

.search-messages-scrollable::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-tertiary);
}

div#searchMessagesContainer {
  padding-inline: 10px;
}

/* Modal Styles */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(5px);
}

.modal-content {
  background: var(--color-bg-secondary);
  margin: 5% auto;
  padding: 0;
  border: 1px solid var(--color-border-primary);
  border-radius: 12px;
  width: 90%;
  max-width: 600px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.modal-close {
  color: var(--color-text-secondary);
  float: right;
  font-size: 32px;
  font-weight: bold;
  padding: 16px 24px;
  cursor: pointer;
  transition: color 0.2s;
}

.modal-close:hover,
.modal-close:focus {
  color: var(--color-accent-primary);
}

.message-detail-header {
  padding: 24px;
  border-bottom: 1px solid var(--color-border-primary);
}

.message-detail-content {
  padding: 24px;
}

.message-detail-text {
  font-size: 18px;
  line-height: 1.6;
  color: var(--color-text-primary);
  margin-bottom: 20px;
}

.message-detail-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  padding: 16px;
  background: var(--color-bg-primary);
  border-radius: 8px;
  margin-bottom: 20px;
}

.message-detail-meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--color-text-secondary);
  font-size: 14px;
}

.message-actions {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
}

.action-button {
  flex: 1;
  padding: 12px 20px;
  border: 1px solid var(--color-border-primary);
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.2s;
}

.action-button:hover {
  background: var(--color-bg-secondary);
  border-color: var(--color-accent-primary);
  color: var(--color-accent-primary);
}

.action-button.upvoted {
  background: var(--color-accent-primary);
  color: white;
  border-color: var(--color-accent-primary);
}

.replies-section {
  border-top: 1px solid var(--color-border-primary);
  padding-top: 24px;
}

.replies-section h3 {
  color: var(--color-text-primary);
  font-size: 18px;
  margin-bottom: 16px;
}

.reply-form {
  margin-bottom: 24px;
}

.reply-form textarea {
  width: 100%;
  min-height: 80px;
  padding: 12px;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: 8px;
  color: var(--color-text-primary);
  font-family: inherit;
  font-size: 14px;
  resize: vertical;
  margin-bottom: 12px;
}

.reply-form textarea:focus {
  outline: none;
  border-color: var(--color-accent-primary);
}

.reply-item {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: 8px;
  padding: 16px;
  margin-bottom: 12px;
}

.reply-text {
  color: var(--color-text-primary);
  margin-bottom: 8px;
  line-height: 1.5;
}

.reply-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--color-text-tertiary);
}

@media (max-width: 768px) {
  .modal-content {
    width: 95%;
    margin: 10% auto;
  }

  .message-actions {
    flex-direction: column;
  }
}

/* Footer */
.footer {
  background: linear-gradient(
    to bottom,
    var(--color-bg-secondary),
    var(--color-bg-primary)
  );
  border-top: 1px solid var(--color-border-primary);
  padding: 64px 0 32px;
  margin-top: 80px;
  position: relative;
}

.footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--color-accent-primary) 50%,
    transparent
  );
  opacity: 0.3;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-title i {
  color: var(--color-accent-primary);
  font-size: 20px;
}

.footer-text {
  font-size: 13px;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 20px;
}

.footer-heading {
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--color-text-primary);
  letter-spacing: -0.01em;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: 13px;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.footer-links a:hover {
  color: var(--color-accent-primary);
  transform: translateX(2px);
}

.footer-links a i {
  font-size: 11px;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.footer-links a:hover i {
  opacity: 1;
}

.footer-social {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.social-link {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: all 0.2s ease;
  font-size: 16px;
}

.social-link:hover {
  background-color: var(--color-accent-primary);
  border-color: var(--color-accent-primary);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(83, 155, 245, 0.3);
}

.footer-bottom {
  text-align: center;
  padding-top: 32px;
  border-top: 1px solid var(--color-border-secondary);
  color: var(--color-text-tertiary);
  font-size: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.footer-bottom p {
  margin: 0;
}

.footer-links-inline {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-links-inline a {
  color: var(--color-text-tertiary);
  text-decoration: none;
  font-size: 12px;
  transition: color 0.2s ease;
}

.footer-links-inline a:hover {
  color: var(--color-accent-primary);
}

/* About Page Styles */
.about-content {
  max-width: 900px;
  margin: 0 auto;
}

.about-content .card {
  margin-bottom: 24px;
}

.text-content {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
}

.text-link {
  color: var(--color-accent-primary);
  text-decoration: none;
}

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

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
  margin-top: 16px;
}

.feature-item {
  text-align: center;
}

.feature-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, #ddf4ff 0%, #b6e3ff 100%);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
  color: var(--color-accent-primary);
  font-size: 20px;
  border: 1px solid rgba(9, 105, 218, 0.15);
}

.feature-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text-primary);
}

.feature-text {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.info-list {
  list-style: none;
  padding-left: 0;
}

.info-list li {
  padding: 8px 0;
  font-size: 14px;
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  gap: 12px;
}

.info-list i {
  color: var(--color-success);
  font-size: 16px;
}

/* Utility Classes */
.mt-3 {
  margin-top: 16px;
}

.mt-4 {
  margin-top: 24px;
}

.mb-3 {
  margin-bottom: 16px;
}

.mb-4 {
  margin-bottom: 24px;
}

/* Legal Content */
.legal-content {
  max-width: 900px;
  margin: 0 auto;
}

.page-title {
  font-size: 36px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 8px;
}

.page-subtitle {
  font-size: 14px;
  color: var(--color-text-tertiary);
  margin-bottom: 32px;
}

.legal-heading {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-top: 32px;
  margin-bottom: 12px;
}

.legal-subheading {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-top: 20px;
  margin-bottom: 10px;
}

.legal-list {
  list-style: disc;
  padding-left: 32px;
  margin: 12px 0;
}

.legal-list li {
  padding: 4px 0;
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* Contact Page */
.contact-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 24px;
  margin-bottom: 32px;
}

.contact-info-item {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border-secondary);
}

.contact-info-item:last-child {
  border-bottom: none;
}

.contact-info-item i {
  font-size: 24px;
  color: var(--color-accent-primary);
  margin-top: 4px;
}

.contact-info-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 4px;
}

.contact-info-text {
  font-size: 14px;
  color: var(--color-text-secondary);
}

/* FAQ */
.faq-item {
  padding: 20px 0;
  border-bottom: 1px solid var(--color-border-secondary);
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-question {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 8px;
}

.faq-answer {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero-title {
    font-size: 32px;
  }

  .hero-subtitle {
    font-size: 16px;
  }

  .content-grid {
    grid-template-columns: 1fr;
  }

  .nav-links {
    display: none;
  }

  .mobile-menu-btn {
    display: block;
  }

  .nav-btn {
    display: none;
  }

  .nav-container {
    padding: 0 16px;
  }

  .container {
    padding: 0 16px;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-links-inline {
    flex-direction: column;
    gap: 12px;
  }

  .ad-placeholder {
    font-size: 12px;
    padding: 24px 16px;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .page-title {
    font-size: 28px;
  }
}

@media (max-width: 500px) {
  .content-grid {
    grid-template-columns: 1fr;
  }
}

/* My Posts Page Styles */
.post-thread {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 20px;
}

.post-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.post-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}

.author-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--color-accent-primary);
  color: #fff;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
}

.author-badge i {
  font-size: 10px;
}

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

.post-time {
  color: var(--color-text-tertiary);
  font-size: 12px;
}

.post-stats {
  display: flex;
  gap: 16px;
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--color-text-secondary);
  font-size: 13px;
}

.stat-item i {
  font-size: 12px;
}

.post-content {
  color: var(--color-text-primary);
  line-height: 1.6;
  margin-bottom: 16px;
  padding: 12px;
  background: var(--color-bg-secondary);
  border-radius: var(--radius-sm);
}

.replies-section {
  border-top: 1px solid var(--color-border-primary);
  padding-top: 16px;
  margin-top: 16px;
}

.replies-header {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--color-text-secondary);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 12px;
}

.reply-item {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-sm);
  padding: 12px;
  margin-bottom: 12px;
}

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

.reply-author {
  color: var(--color-text-primary);
  font-weight: 600;
  font-size: 13px;
}

.reply-time {
  color: var(--color-text-tertiary);
  font-size: 12px;
}

.reply-content {
  color: var(--color-text-primary);
  line-height: 1.5;
  margin-bottom: 8px;
}

.reply-actions {
  display: flex;
  gap: 12px;
}

.reply-action-btn {
  background: transparent;
  border: none;
  color: var(--color-text-secondary);
  font-size: 12px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 4px;
  transition: all 0.2s;
}

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

.reply-action-btn.upvote-btn:hover {
  color: var(--color-success);
}

.reply-action-btn.upvoted {
  color: var(--color-success);
}

.nested-reply {
  margin-left: 24px;
  margin-top: 8px;
  padding: 10px;
  background: var(--color-bg-primary);
  border-left: 2px solid var(--color-accent-primary);
  border-radius: var(--radius-sm);
}

.no-replies {
  color: var(--color-text-tertiary);
  font-style: italic;
  padding: 12px;
  text-align: center;
}

.reply-form-container {
  margin-top: 12px;
  padding: 12px;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-sm);
}

.reply-textarea {
  width: 100%;
  min-height: 80px;
  padding: 10px;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
  font-family: inherit;
  font-size: 16px;
  resize: vertical;
  margin-bottom: 8px;
}

.reply-textarea:focus {
  outline: none;
  border-color: var(--color-accent-primary);
}

.reply-form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.empty-state,
.error-state {
  text-align: center;
  padding: 40px 20px;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 13px;
}

/* Replies Modal Styles */
.replies-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  z-index: 10000;
  overflow-y: auto;
  padding: 20px;
  -webkit-overflow-scrolling: touch;
}

.replies-modal.active {
  display: flex;
  align-items: flex-start;
  justify-content: center;
}

.replies-modal-content {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  max-width: 1200px;
  width: 100%;
  margin: 40px auto;
  position: relative;
  animation: modalSlideIn 0.3s ease-out;
  display: flex;
  flex-direction: column;
  max-height: 85vh;
}

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

.replies-modal-header {
  padding: 20px;
  border-bottom: 1px solid var(--color-border-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.replies-modal-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.replies-modal-close {
  background: transparent;
  border: none;
  color: var(--color-text-secondary);
  font-size: 24px;
  cursor: pointer;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}

.replies-modal-close:hover {
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
}

.replies-modal-body {
  padding: 0;
  max-height: none;
  overflow: hidden;
  display: grid;
  grid-template-columns: 450px 1fr;
  gap: 0;
  flex: 1;
  min-height: 0;
}

.modal-message-section {
  padding: 20px;
  border-right: 1px solid var(--color-border-primary);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.modal-message-section::-webkit-scrollbar {
  width: 8px;
}

.modal-message-section::-webkit-scrollbar-track {
  background: var(--color-bg-primary);
}

.modal-message-section::-webkit-scrollbar-thumb {
  background: var(--color-border-primary);
  border-radius: 4px;
}

.modal-message-section::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-tertiary);
}

.modal-replies-section {
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.replies-list-container {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  -webkit-overflow-scrolling: touch;
  touch-action: pan-y;
}

.replies-list-container::-webkit-scrollbar {
  width: 8px;
}

.replies-list-container::-webkit-scrollbar-track {
  background: var(--color-bg-primary);
}

.replies-list-container::-webkit-scrollbar-thumb {
  background: var(--color-border-primary);
  border-radius: 4px;
}

.replies-list-container::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-tertiary);
}

.modal-message-card {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 0;
}

.modal-message-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
}

.modal-message-to {
  font-size: 14px;
  color: var(--color-text-secondary);
}

.modal-message-to strong {
  color: var(--color-accent-primary);
  font-weight: 600;
}

.modal-message-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--color-text-tertiary);
}

.modal-message-text {
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-text-primary);
  margin-bottom: 12px;
  padding: 12px;
  background: var(--color-bg-primary);
  border-radius: var(--radius-sm);
  word-break: break-word;
}

.external-link-wrapper {
  display: inline-block;
  margin: 8px 0;
}

.external-link {
  color: var(--color-accent);
  text-decoration: underline;
  word-break: break-all;
}

.external-link:hover {
  color: var(--color-accent-hover);
}

.external-link-warning {
  display: block;
  font-size: 12px;
  color: #f59e0b;
  background: rgba(245, 158, 11, 0.1);
  padding: 6px 10px;
  border-radius: 4px;
  margin-top: 4px;
  border-left: 3px solid #f59e0b;
}

.external-link-warning i {
  margin-right: 4px;
}

.modal-message-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 12px;
  border-top: 1px solid var(--color-border-primary);
}

.modal-message-from {
  font-size: 13px;
  color: var(--color-text-secondary);
}

.modal-message-stats {
  display: flex;
  gap: 16px;
}

.modal-stat-item {
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--color-text-secondary);
  font-size: 13px;
}

/* Threaded Replies */
.replies-thread-container {
  margin-top: 20px;
}

.replies-thread-header {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.reply-thread-item {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-sm);
  padding: 10px;
  margin-bottom: 12px;
  word-wrap: break-word;
  overflow-wrap: break-word;
  max-width: 100%;
}

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

.reply-thread-author {
  display: flex;
  align-items: center;
  gap: 8px;
}

.collapse-thread-btn {
  background: transparent;
  border: none;
  color: var(--color-text-secondary);
  cursor: pointer;
  padding: 4px;
  margin-right: 4px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  width: 20px;
  height: 20px;
}

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

.collapse-thread-btn i {
  font-size: 12px;
  transition: transform 0.2s;
}

.reply-thread-content.collapsed {
  display: none;
}

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

.reply-thread-time {
  font-size: 12px;
  color: var(--color-text-tertiary);
}

.reply-thread-text {
  font-size: 14px;
  line-height: 1.5;
  color: var(--color-text-primary);
  margin-bottom: 6px;
  margin-top: 0;
  word-wrap: break-word;
  overflow-wrap: break-word;
  white-space: pre-wrap;
}

.reply-thread-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}

.reply-thread-btn {
  background: transparent;
  border: none;
  color: var(--color-text-secondary);
  font-size: 12px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 4px;
  transition: all 0.2s;
}

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

.reply-thread-btn.upvoted {
  color: var(--color-success);
}

.reply-thread-btn.upvoted:hover {
  color: var(--color-success-emphasis);
}

.nested-replies {
  margin-left: 20px;
  margin-top: 12px;
  padding-left: 12px;
  border-left: 2px solid var(--color-accent-primary);
  max-width: calc(100% - 32px);
}

.nested-replies .reply-thread-item {
  background: var(--color-bg-primary);
  max-width: 100%;
}

/* Reply Form */
.reply-form-section {
  margin-top: 12px;
  padding: 12px;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-sm);
}

.reply-form-section.hidden {
  display: none;
}

.reply-form-label {
  font-size: 12px;
  color: var(--color-text-secondary);
  margin-bottom: 4px;
  display: block;
  font-weight: 500;
}

.reply-form-input {
  width: 100%;
  min-height: 50px;
  max-height: 120px;
  padding: 8px 10px;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
  font-family: inherit;
  font-size: 14px;
  resize: vertical;
  margin-bottom: 8px;
}

.reply-form-input:focus {
  outline: none;
  border-color: var(--color-accent-primary);
}

.reply-form-buttons {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.new-reply-form {
  margin-top: 0;
  padding: 12px 16px;
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border-primary);
  border-radius: 0;
  position: sticky;
  bottom: 0;
  z-index: 10;
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
}

/* Notification Badge */
.notification-badge {
  position: relative;
}

.notification-badge::after {
  content: "";
  position: absolute;
  top: -4px;
  right: -4px;
  width: 8px;
  height: 8px;
  background: var(--color-danger);
  border-radius: 50%;
  border: 2px solid var(--color-bg-primary);
}

.message-card-clickable {
  cursor: pointer;
}

.reply-indicator {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: var(--color-text-secondary);
  padding: 4px 8px;
  background: var(--color-bg-tertiary);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s;
}

.reply-indicator:hover {
  background: var(--color-accent-primary);
  color: #fff;
}

.reply-indicator.has-new::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--color-danger);
  border-radius: 50%;
  display: inline-block;
}

/* Empty State */
.modal-empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--color-text-tertiary);
}

.modal-empty-state i {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.5;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .replies-modal {
    padding: 0;
    height: 100dvh;
  }

  .replies-modal-content {
    margin: 0;
    max-width: 100%;
    height: 100dvh;
    min-height: 100dvh;
    border-radius: 0;
    display: flex;
    flex-direction: column;
  }

  .replies-modal-header {
    padding: 16px;
    position: sticky;
    top: 0;
    background: var(--color-bg-primary);
    z-index: 10;
  }

  .replies-modal-title {
    font-size: 16px;
  }

  .replies-modal-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    grid-template-columns: 1fr;
    padding: 0;
    max-height: none;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    touch-action: pan-y;
  }

  .modal-message-section {
    border-right: none;
    border-bottom: 1px solid var(--color-border-primary);
    padding: 16px;
    overflow-y: visible;
  }

  .modal-replies-section {
    display: block;
    padding-bottom: 80px; /* Space for sticky reply form */
  }

  .replies-list-container {
    padding: 16px;
  }

  .modal-message-card {
    padding: 12px;
  }

  .reply-item {
    padding: 10px;
    margin-bottom: 10px;
    font-size: 14px;
  }

  .nested-reply {
    margin-left: 12px;
    margin-top: 8px;
    padding: 8px;
    border-left-width: 2px;
  }

  .nested-replies {
    margin-left: 12px;
    padding-left: 8px;
  }

  .reply-thread-item {
    padding: 10px;
    max-width: 100%;
  }

  .reply-header {
    flex-wrap: wrap;
    gap: 4px;
  }

  .reply-author {
    font-size: 12px;
  }

  .reply-time {
    font-size: 11px;
  }

  .reply-content {
    font-size: 14px;
    line-height: 1.4;
    word-break: break-word;
  }

  .reply-actions {
    gap: 8px;
  }

  .reply-action-btn {
    padding: 3px 6px;
    font-size: 11px;
  }

  .new-reply-form {
    padding: 12px;
    margin-top: 0;
    position: sticky;
    bottom: 0;
    background: var(--color-bg-primary);
    border-top: 1px solid var(--color-border-primary);
    border-radius: 0;
    z-index: 10;
  }

  .reply-form-input,
  .form-input {
    font-size: 16px;
  }
}

/* Notification System Styles */
.notification-btn {
  position: relative;
  background: transparent;
  border: none;
  color: var(--color-text-secondary);
  font-size: 18px;
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: all 0.2s;
  margin-right: 8px;
}

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

.notification-badge {
  position: absolute;
  top: 2px;
  right: 2px;
  background: var(--color-danger);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 5px;
  border-radius: 10px;
  min-width: 16px;
  text-align: center;
}

.notification-badge.hidden {
  display: none;
}

.notification-dropdown {
  position: fixed;
  top: 60px;
  right: 20px;
  width: 380px;
  max-height: 500px;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  z-index: 1000;
  overflow: hidden;
  animation: slideDown 0.2s ease-out;
}

.notification-dropdown.hidden {
  display: none;
}

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

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

.notification-header h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-primary);
}

.mark-all-read-btn {
  background: transparent;
  border: none;
  color: var(--color-accent-primary);
  font-size: 13px;
  cursor: pointer;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 4px;
}

.mark-all-read-btn:hover {
  background: var(--color-bg-tertiary);
}

.notification-list {
  max-height: 440px;
  overflow-y: auto;
}

/* Mobile Notification Dropdown */
@media (max-width: 768px) {
  .notification-dropdown {
    right: 10px;
    left: 10px;
    width: auto;
    max-height: 70vh;
    top: 70px;
  }

  .notification-list {
    max-height: calc(70vh - 60px);
  }

  .notification-header h3 {
    font-size: 14px;
  }

  .mark-all-read-btn {
    font-size: 12px;
    padding: 4px 8px;
  }
}

.notification-item {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border-primary);
  cursor: pointer;
  transition: background 0.2s;
  position: relative;
}

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

.notification-item:last-child {
  border-bottom: none;
}

.notification-item.unread {
  background: var(--color-bg-secondary);
}

.notification-item.unread::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  background: var(--color-accent-primary);
  border-radius: 50%;
}

.notification-content {
  margin-left: 16px;
}

.notification-text {
  color: var(--color-text-primary);
  font-size: 14px;
  margin-bottom: 4px;
  line-height: 1.4;
}

.notification-text strong {
  color: var(--color-accent-primary);
  font-weight: 600;
}

.notification-preview {
  color: var(--color-text-tertiary);
  font-size: 12px;
  margin: 4px 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.notification-time {
  color: var(--color-text-tertiary);
  font-size: 11px;
}

.notification-loading,
.notification-empty {
  padding: 40px 20px;
  text-align: center;
  color: var(--color-text-tertiary);
}

.notification-loading i,
.notification-empty i {
  font-size: 32px;
  margin-bottom: 12px;
  display: block;
}

.notification-empty p {
  margin: 0;
  font-size: 14px;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .notification-dropdown {
    right: 10px;
    left: 10px;
    width: auto;
    max-width: 100%;
  }

  .notification-btn {
    margin-right: 4px;
    padding: 6px;
  }
}