/* Root Variables */
:root {
  /* Official Notre Dame Colors */
  --nd-blue: #0c2340; /* Primary blue */
  --nd-metallic-gold: #c99700; /* Metallic gold */
  --nd-gold: #ae9142; /* Athletic gold */
  --background-color: #ffffff;
  --text-color: #0c2340;
  --secondary-text: #536471;
  --border-color: #e8e8e8;
  --hover-color: rgba(12, 35, 64, 0.1);
  --gold-hover: rgba(201, 151, 0, 0.1);
  --search-bg: #f7f9f9;
  --background-gray: #edf3f3;
  --twitter-blue: #1da1f2;
  --twitter-blue-hover: #1991da;
  --twitter-light-hover: #e8f6fd;
  --form-border: #e5e8e8;
  --text-color-secondary: var(
    --secondary-text
  ); /* Added for modal compatibility */
}

/* Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family:
    "Inter",
    "Libre Franklin",
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
}

body {
  margin: 0;
  padding: 0;
  background-color: var(--background-color);
  color: var(--text-color);
  line-height: 1.5;
}

/* Typography */
h3,
h4,
h5,
h6 {
  font-family:
    "Inter",
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  color: #0f1419;
}

h1,
h2 {
  font-family:
    "Inter",
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  color: var(--text-color);
}

p,
a,
button,
span {
  font-family:
    "Inter",
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
}

/* Layout */
.app-container {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  max-width: 1500px;
  margin: 0 auto;
  position: relative;
}

/* Left Sidebar */
.left-sidebar {
  position: fixed;
  width: 275px;
  height: 100vh;
  overflow-y: auto;
  /* left: max(20px, calc((100% - 1500px) / 2 + 20px)); */
  left: 0;
  padding: 0 16px;
  background-color: var(--background-color);
  z-index: 1000;
  /* border-right: 1px solid var(--border-color); */
}

/* Logo and Title */
.logo {
  display: flex;
  align-items: center;
  padding: 12px;
  margin-bottom: 32px;
}

.platform-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-color);
  width: 100%;
}

.logo-icon {
  width: 48px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: var(--nd-blue);
  color: white;
  font-size: 24px;
}

.logo-icon i {
  font-size: 22px;
}

.platform-name {
  font-size: 18px;
  font-weight: bold;
  color: var(--text-primary);
  line-height: 1.2;
  display: flex;
  flex-direction: column;
}

.platform-name .sandbox {
  color: var(--text-secondary);
  font-weight: normal;
  font-size: 14px;
}

/* Navigation Menu */
.nav-menu {
  list-style: none;
  padding: 0;
  margin: 0;
}

.nav-menu li {
  margin: 8px 0;
}

.nav-menu li a {
  display: flex;
  align-items: center;
  padding: 12px;
  text-decoration: none;
  font-size: 20px;
  font-weight: 600;
  color: var(--nd-blue);
  border-radius: 9999px;
  transition: background-color 0.2s ease;
}

.nav-menu li a:hover {
  background-color: rgba(212, 175, 55, 0.1);
  color: var(--nd-metallic-gold);
}

.nav-menu li a.active {
  color: var(--nd-metallic-gold);
}

.nav-menu li a.active i {
  color: var(--nd-metallic-gold);
}

.notification-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  background-color: var(--nd-metallic-gold);
  color: white;
  border-radius: 10px;
  font-size: 12px;
  font-weight: bold;
  margin-left: 8px;
}

.nav-menu li a i {
  margin-right: 16px;
  font-size: 24px;
}

/* Main Content */
.main-content {
  width: 700px;
  /* margin-left: 275px;
    margin-right: 350px; */
  margin: auto;
  border-left: 1px solid var(--border-color);
  border-right: 1px solid var(--border-color);
  min-height: 100vh;
  overflow-y: auto;
  background-color: var(--background-color);
}

/* Main Content */
.no-xp-main-content {
  position: absolute;
  left: 275px;
  right: 0;
  min-height: 100vh;
  overflow-y: auto;
  background-color: var(--background-color);
  border-left: 1px solid var(--border-color);
  border-right: 1px solid var(--border-color);
}

/* Main Header */
.main-header {
  padding: 16px;
  background-color: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.main-header h1 {
  margin: 0;
  font-size: 24px;
  font-weight: 700;
  color: var(--nd-blue);
}

/* Right Sidebar */
.right-sidebar {
  position: fixed;
  right: max(20px, calc((100% - 1500px) / 2 + 20px));
  width: 350px;
  height: calc(100vh - 40px);
  overflow-y: auto;
  padding: 20px;
  background-color: var(--background-color);
}

/* Bot, Feedback, and Trending Sections */
.bot-section,
.feedback-section,
.trending-section {
  background-color: #f8f9fa;
  border-radius: 15px;
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.bot-section h2,
.feedback-section h2,
.trending-section h2 {
  font-size: 18px;
  margin-bottom: 15px;
  color: #1a1a1a;
}

.bot-list {
  margin-bottom: 15px;
}

.bot-item {
  padding: 10px;
  text-align: center;
  border-radius: 8px;
  background-color: white;
}

.bot-count {
  font-size: 16px;
  font-weight: 500;
  color: #14171a;
}

.bot-info {
  font-size: 14px;
  color: #657786;
  margin-top: 10px;
  text-align: center;
}

/* Buttons */
.feedback-button,
.logout-button {
  display: inline-block;
  padding: 8px 16px;
  background-color: var(--nd-blue);
  color: white;
  /* border: 2px solid var(--nd-metallic-gold); */
  border-radius: 35px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.2s ease;
  cursor: pointer;
  text-align: center;
}

.feedback-button:hover,
.logout-button:hover {
  background-color: var(--nd-metallic-gold);
  text-decoration: none;
  color: white;
}

.post-button {
  background: #1d1e3a;
  color: white;
  border: none;
  border-radius: 24px;
  padding: 8px 24px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  transition: background-color 0.2s;
  min-width: 84px;
  min-height: 36px;
}

.post-button:hover {
  background-color: var(--nd-metallic-gold);
}

/* Post button hover states - maintain white text */
.post-button:hover,
.post-button:hover span,
.post-button:hover i,
a.post-button:hover,
a.post-button:hover span,
a.post-button:hover i {
  color: white !important;
  text-decoration: none !important;
}

/* Styling for disabled buttons */
.post-button:disabled,
.post-button[disabled] {
  opacity: 0.65;
  cursor: not-allowed;
  box-shadow: none;
}

/* Ensure link-buttons don't have underlines */
a.post-button,
a.logout-button,
a.back-link {
  text-decoration: none;
}

/* Notifications */
.notification-filters {
  display: flex;
  gap: 1rem;
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.filter-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border: none;
  background: none;
  color: var(--text-secondary);
  border-radius: 20px;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.filter-btn:hover {
  background-color: var(--twitter-light-hover); /* Slightly darker on hover */
  transform: scale(1.05);
}

.filter-btn.active {
  background-color: var(--twitter-light-hover);
  color: var(--text-primary);
  font-weight: 600;
}

.notifications-list {
  padding: 0;
  margin: 0;
  position: relative;
}

.notifications-list.loading::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(255, 255, 255, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

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

.empty-notifications p {
  font-size: 16px;
  margin-top: 10px;
}

.notification-item {
  display: flex;
  gap: 1rem;
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
  transition: background-color 0.2s ease;
}

.notification-item:hover {
  background-color: var(--twitter-light-hover);
}

.notification-item.unread {
  background-color: rgba(29, 155, 240, 0.1);
}

.new-badge {
  display: inline-block;
  background-color: var(--nd-metallic-gold);
  color: white;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: bold;
  margin-right: 6px;
  vertical-align: middle;
}

.notification-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--twitter-light-hover);
}

.notification-icon i {
  font-size: 1.25rem;
  color: var(--text-primary);
}

.notification-content {
  flex: 1;
}

.notification-text {
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.notification-time {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.no-notifications {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  color: var(--text-secondary);
  text-align: center;
}

.no-notifications i {
  font-size: 3rem;
  margin-bottom: 1rem;
}

/* User Profile Elements */
.user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid var(--nd-metallic-gold);
  overflow: hidden;
  margin-bottom: 12px;
  margin-right: 12px;
  background-color: var(--background-gray);
  display: flex;
  align-items: center;
  justify-content: center;
}

a.user-avatar {
  text-decoration: none; /* Remove underline from avatar links */
}

.user-avatar i {
  font-size: 20px;
  color: var(--secondary-text);
}

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

.user-info {
  display: flex;
  align-items: center;
  gap: 4px;
}

.default-avatar {
  width: 100%;
  height: 100%;
  background-color: #e4e6e9;
}

/* Compose Area */
.compose-actions {
  display: flex;
  justify-content: flex-end;
  padding-top: 12px;
  margin-left: 60px;
  /* border-top: 1px solid var(--border-color, #EFF3F4); */
}

.compose-area {
  padding: 16px;
  border-bottom: 1px solid var(--border-color);
}

.compose-area.banned-message {
  background-color: #fff4f4;
  text-align: center;
}

.compose-area.banned-message p {
  color: #dc3545;
  margin: 0;
  font-size: 15px;
  font-weight: 500;
}

.compose-content {
  display: flex;
  width: 100%;
}

.compose-input {
  flex: 1;
  min-width: 0; /* Prevents flex item from overflowing */
}

.compose-input textarea {
  width: 100%;
  border: none;
  font-size: 20px;
  color: var(--secondary-text);
  resize: none;
  outline: none;
  margin-bottom: 16px;
  padding: 0;
  min-height: 100px;
}

.compose-input textarea::placeholder {
  color: #536471;
}

.compose-input textarea:focus {
  outline: none;
}

.error {
  color: #dc3545;
  font-size: 14px;
  margin-top: 4px;
}

/* post Feed */
.post-feed {
  padding-top: 10px;
}

.post {
  display: flex;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
}

.post-main {
  display: flex;
  gap: 12px;
  width: 100%;
}

.post-content {
  flex: 1;
  min-width: 0;
}

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

.post-header .user-name {
  color: var(--nd-blue);
  font-weight: 700;
  text-decoration: none;
  transition: color 0.2s ease;
}

.signup-card {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
  padding: 2.5rem 2.5rem;
  width: 100%;
  margin: 0; /* Remove auto-centering */
  box-sizing: border-box;
}

input[type="checkbox"] {
  transform: scale(0.6);
  vertical-align: middle;
  margin-right: 6px;
  position: relative;
  top: -4px; /* Adjust as needed */
}

.signup-card h1 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  color: #0c2340;
}

.signup-card p {
  margin-bottom: 1.5rem;
  color: #333;
}

.signup-card form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.signup-card label {
  font-weight: 600;
  margin-bottom: 0.25rem;
  color: #0c2340;
}

.signup-card input,
.signup-card textarea {
  border: 1px solid #e3e6ea;
  border-radius: 8px;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  background: #f8fafc;
  transition: border 0.2s;
}

.signup-card input:focus,
.signup-card textarea:focus {
  border-color: #0c2340;
  outline: none;
}

.signup-card .form-actions {
  margin-top: 1.5rem;
  display: flex;
  justify-content: flex-end;
}

.signup-card .post-button {
  background: #0c2340;
  color: #fff;
  border: none;
  border-radius: 999px;
  padding: 0.75rem 2.5rem;
  font-weight: 700;
  font-size: 1.1rem;
  cursor: pointer;
  transition: background 0.2s;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.signup-card .post-button.secondary {
  background: #6c757d;
}

.signup-card .post-button:hover {
  background: #1a3260;
}

.post-header .user-name:hover {
  text-decoration: underline;
}

.post-header .user-handle,
.post-header .dot,
.post-header .time {
  color: var(--secondary-text);
  font-size: 15px;
  text-decoration: none;
}

.post-header > * + * {
  margin-left: 4px;
}

.post-text {
  color: rgb(15, 20, 25);
  font-size: 15px;
  line-height: 20px;
  white-space: pre-wrap;
  margin-bottom: 12px;
}

.post-actions {
  display: flex;
  justify-content: flex-start;
  gap: 80px;
  margin-top: 12px;
}

/* Post Actions */
.post-actions {
  display: flex;
  justify-content: flex-start;
  gap: 80px;
  margin-top: 12px;
}

/* Reposted content styling */
.reposted-content {
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 12px;
  margin: 8px 0;
  background-color: #fafafa;
}

.repost-original {
  margin: 0;
}

.action-button {
  display: flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  padding: 0;
  color: var(--secondary-text);
  cursor: pointer;
}

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

.action-button span {
  font-size: 13px;
}

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

/* Hashtag styling */
.hashtag {
  color: var(--nd-blue);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

/* Search Box */
.search-box {
  position: sticky;
  top: 12px;
  margin-bottom: 16px;
  z-index: 1000;
  display: flex;
  align-items: center;
  background-color: var(--search-bg);
  border-radius: 9999px;
  border: 1px solid var(--border-color);
  padding: 0 16px;
}

.search-box i {
  color: var(--secondary-text);
  font-size: 16px;
}

.search-box input {
  width: 100%;
  padding: 12px;
  border: none;
  background-color: transparent;
  font-size: 15px;
  color: var(--text-color);
  outline: none;
}

.search-box input::placeholder {
  color: var(--secondary-text);
}

/* Popup Styles */
.post-popup-overlay,
.compose-popup-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.4);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

.post-popup,
.compose-popup {
  background: white;
  width: 600px;
  border-radius: 16px;
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.2);
}

.popup-header {
  padding: 16px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
}

.popup-header h2 {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  flex-grow: 1;
  text-align: center;
}

.close-button {
  border: none;
  background: none;
  font-size: 24px;
  cursor: pointer;
  padding: 8px;
  border-radius: 50%;
  color: var(--text-color);
}

.close-button:hover {
  background-color: var(--hover-color);
}

/* My Account Link */
.my-account-link {
  display: block;
  margin: 20px 12px;
  text-decoration: none;
}

.my-account-content {
  display: flex;
  align-items: center;
  padding: 16px;
  background-color: #f7f9f9;
  border: 1px solid var(--border-color);
  border-radius: 16px;
  transition: all 0.2s ease;
}

.my-account-link:hover .my-account-content {
  background-color: #edf3f3;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(12, 35, 64, 0.1);
}

.my-account-photo {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  margin-right: 12px;
  background-color: var(--background-gray);
  background-size: cover;
  background-position: center;
  border: 2px solid var(--nd-metallic-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.my-account-photo img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
}

.my-account-photo i {
  font-size: 24px;
  color: var(--secondary-text);
}

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

.my-account-name {
  display: block;
  font-weight: 800;
  font-size: 16px;
  color: var(--nd-blue);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.my-account-username {
  display: block;
  font-size: 14px;
  color: var(--secondary-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.account-arrow {
  font-size: 24px;
  color: var(--secondary-text);
  margin-left: 12px;
  transition: transform 0.2s ease;
}

.my-account-link:hover .account-arrow {
  transform: translateX(4px);
  color: var(--nd-blue);
}

/* Navigation Actions */
.nav-actions {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 0 16px;
}

/* Utility Classes */
.no-posts,
.no-trends {
  padding: 32px 16px;
  text-align: center;
  color: var(--secondary-text);
  border-bottom: 1px solid var(--border-color);
}

.no-posts p {
  margin: 0;
  font-size: 15px;
}

/* Empty feed message */
.empty-feed-message {
  background-color: var(--background-gray);
  border-radius: 12px;
  padding: 25px 20px;
  margin: 20px 0;
  text-align: left;
}

.empty-feed-message h3 {
  color: var(--nd-blue);
  margin-bottom: 15px;
  font-size: 20px;
}

.empty-feed-message p {
  color: var(--text-color);
  margin-bottom: 12px;
  font-size: 16px;
}

.empty-feed-message ul {
  text-align: left;
  margin: 15px 0 15px 30px;
  font-size: 16px;
}

.empty-feed-message a {
  color: var(--nd-blue);
  font-weight: 600;
  text-decoration: none;
}

.empty-feed-message a:hover {
  text-decoration: underline;
}

/* Mobile Styles */
@media screen and (max-width: 768px) {
  .left-sidebar {
    display: none;
  }

  .main-content {
    margin-left: 0;
    margin-right: 0;
    width: 100%;
  }

  .right-sidebar {
    display: none;
  }

  .app-container {
    padding: 0;
  }
}

@media screen and (min-width: 769px) and (max-width: 1024px) {
  .right-sidebar {
    width: 300px;
  }

  .main-content {
    margin-right: 300px;
  }
}

@media screen and (min-width: 1025px) and (max-width: 1440px) {
  .app-container {
    max-width: 1200px;
  }
}

@media screen and (min-width: 1441px) {
  .app-container {
    max-width: 1500px;
  }
}

/* Landing Page Styles */
.landing-layout {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: #fff;
}

.landing-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 40px;
  background-color: #fff;
  border-bottom: 1px solid #eff3f4;
  position: sticky;
  top: 0;
  z-index: 100;
}

.auth-actions {
  display: flex;
  gap: 16px;
}

.login-btn,
.signup-btn {
  padding: 10px 24px;
  border-radius: 9999px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
  white-space: nowrap;
}

.login-btn {
  color: var(--nd-blue);
  border: 2px solid var(--nd-blue);
}

.signup-btn {
  background-color: var(--nd-blue);
  color: white;
  border: 2px solid var(--nd-metallic-gold);
}

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

.signup-btn:hover {
  background-color: var(--nd-metallic-gold);
}

.landing-content {
  flex: 1;
  padding: 48px;
}

/* Hero Section */
.hero-section {
  background-color: var(--nd-blue);
  color: white;
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 40px;
}

.hero-content {
  max-width: 800px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.hero-content h1 {
  font-size: 4rem;
  margin-bottom: 16px;
  font-weight: 700;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  line-height: 1.2;
  color: white;
}

.hero-content .subtitle {
  font-size: 1.8rem;
  color: var(--nd-metallic-gold);
  margin-bottom: 24px;
  font-weight: 500;
  line-height: 1.3;
}

.hero-description {
  max-width: 600px;
  width: 100%;
  font-size: 1.3rem;
  line-height: 1.5;
  opacity: 0.9;
}

/* About Section */
.about-section {
  padding: 80px 40px;
  background-color: var(--background-gray);
}

.about-content {
  max-width: 1200px;
  margin: 0 auto;
}

.about-content h2 {
  font-size: 32px;
  margin-bottom: 24px;
  color: var(--text-color);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.feature-card {
  background-color: white;
  padding: 24px;
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.feature-card i {
  font-size: 2rem;
  color: var(--nd-blue);
  margin-bottom: 16px;
}

.feature-card h3 {
  font-size: 20px;
  margin-bottom: 12px;
  color: var(--text-color);
}

.feature-card p {
  color: var(--secondary-text);
}

/* Rules Section */
.rules-section {
  padding: 80px 40px;
  background-color: white;
}

.rules-section h2 {
  text-align: center;
  margin-bottom: 40px;
  color: var(--text-color);
}

.rules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
  max-width: 1200px;
  margin: 0 auto;
}

.rule-card {
  padding: 24px;
  background-color: var(--background-gray);
  border-radius: 12px;
  text-align: center;
}

.rule-card i {
  font-size: 1.5rem;
  color: var(--nd-blue);
  margin-bottom: 16px;
}

/* Consent Modal */
.consent-rule-card {
  padding: 24px;
  background-color: var(--background-gray);
  border-radius: 12px;
  text-align: left;
}

/* CTA Section */
.cta-section {
  padding: 80px 40px;
  text-align: center;
  background-color: var(--nd-blue);
  color: white;
}

.cta-buttons {
  display: flex;
  gap: 24px;
  justify-content: center;
  margin-top: 32px;
}

.cta-btn {
  padding: 16px 32px;
  border-radius: 9999px;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.2s;
}

.cta-btn.signup {
  background-color: var(--nd-metallic-gold);
  color: white;
}

.cta-btn.login {
  background-color: transparent;
  color: white;
  border: 2px solid white;
}

.cta-btn.signup:hover {
  background-color: var(--nd-gold);
}

.cta-btn.login:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

/* Landing Footer */
.landing-footer {
  background-color: var(--background-gray);
  padding: 40px;
  margin-top: auto;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.university-info {
  display: flex;
  align-items: center;
  gap: 24px;
}

.contact-info h4 {
  margin-bottom: 8px;
  color: var(--nd-blue);
}

.contact-info a {
  color: var(--secondary-text);
  text-decoration: none;
}

.contact-info a:hover {
  color: var(--nd-blue);
}

/* Landing Page Mobile Styles */
@media screen and (max-width: 768px) {
  .landing-header {
    padding: 16px;
    flex-direction: column;
    gap: 16px;
  }

  .hero-section {
    padding: 40px 20px;
  }

  .hero-content h1 {
    font-size: 2.5rem;
  }

  .hero-content .subtitle {
    font-size: 1.4rem;
  }

  .hero-description {
    font-size: 1.1rem;
  }

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

  .footer-content {
    flex-direction: column;
    text-align: center;
    gap: 24px;
  }

  .university-info {
    flex-direction: column;
    gap: 12px;
  }
}

/* Comment Modal */
.close-popup {
  border: none;
  padding: 8px;
  cursor: pointer;
  width: 3rem;
}

.post-header h2 {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  flex-grow: 1;
  text-align: center;
}

.original-post {
  border: 1px solid rgb(207, 217, 222);
  border-radius: 16px;
  margin: 12px 0;
  padding: 12px;
}

.form-actions {
  padding: 16px;
  border-top: 1px solid #eff3f4;
  text-align: right;
  display: flex;
  justify-content: flex-end;
  /* gap: 12px; */
  margin-top: 12px;
}

.comment-input-container {
  display: flex;
  gap: 12px;
  margin-bottom: 12px;
}

.borderless-input {
  width: 100%;
  min-height: 24px;
  padding: 12px 0;
  border: none;
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 24px;
  color: #0f1419;
  resize: none;
  background: transparent;
}

.form-actions .post-button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  background-color: var(--nd-blue);
  transform: none;
}

.form-actions .post-button {
  background-color: var(--nd-blue);
  color: white;
  border: 2px solid var(--nd-gold);
  border-radius: 9999px;
  padding: 0 16px;
  height: 32px;
  min-width: 80px;
  max-width: 120px;
  font-weight: 700;
  font-size: 14px;
  line-height: 28px;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Modal Styles */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow-y: auto;
}

.modal-content {
  position: relative;
  background-color: var(--background-color);
  margin: 20px auto;
  width: 90%;
  max-width: 600px;
  border-radius: 15px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  max-height: 90vh;
  display: flex;
  flex-direction: column;
}

.modal-body {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
}

/* Reply Form Styles */
.reply-form {
  padding: 15px;
  border-bottom: 1px solid var(--border-color);
}

.nested-reply-form {
  margin-left: 52px;
  margin-top: 10px;
  padding: 15px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background-color: var(--background-color);
}

.replies-section {
  margin-top: 20px;
  border-top: 1px solid var(--border-color);
  padding-top: 20px;
}

.reply-item {
  padding: 15px 0;
  border-bottom: 1px solid var(--border-color);
}

/* Update existing styles to match modal needs */
.popup-header {
  display: flex;
  align-items: center;
  padding: 10px 15px;
  border-bottom: 1px solid var(--border-color);
  position: relative;
  flex-shrink: 0;
}

.popup-header h2 {
  margin: 0 auto;
  font-size: 1.2em;
}

.close-popup {
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
  margin-right: 20px;
}

.close-popup:hover {
  background-color: var(--hover-color);
  border-radius: 50%;
}

.close-popup i {
  font-size: 20px;
}

/* Original Post Styles */
.original-post {
  padding: 15px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 15px;
}

/* Update existing styles to ensure consistency */
.post-header {
  margin-bottom: 12px;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--background-gray);
}

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

.user-avatar i {
  font-size: 24px;
  color: var(--text-color-secondary);
}

.user-name {
  font-weight: bold;
  color: var(--text-color);
}

.user-handle {
  color: var(--text-color-secondary);
}

.dot {
  color: var(--text-color-secondary);
  margin: 0 4px;
}

.time {
  color: var(--text-color-secondary);
}

.post-content {
  color: var(--text-color);
  margin: 12px 0;
  line-height: 1.4;
}

/* Form Input Styles */
.comment-input-container {
  margin: 15px 0;
}

.borderless-input {
  width: 100%;
  min-height: 100px;
  padding: 10px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background-color: var(--background-color);
  color: var(--text-color);
  resize: vertical;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 10px;
}

/* Post Menu Styles */
.post-menu {
  position: relative;
}

.menu-button {
  background: none;
  border: none;
  padding: 4px 8px;
  cursor: pointer;
  border-radius: 50%;
  transition: background-color 0.2s ease;
}

.menu-button:hover {
  background-color: rgba(29, 155, 240, 0.1);
}

.post-menu-dropdown {
  position: absolute;
  right: 0;
  top: 100%;
  background: #ffffff;
  border: 1px solid var(--nd-blue);
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  min-width: 200px;
  margin-top: 4px;
}

.post-menu-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 12px 16px;
  border: none;
  background: none;
  cursor: pointer;
  text-align: left;
  color: #333;
  transition: background-color 0.2s ease;
}

.post-menu-item:first-child {
  border-top-left-radius: 11px;
  border-top-right-radius: 11px;
}

.post-menu-item:last-child {
  border-bottom-left-radius: 11px;
  border-bottom-right-radius: 11px;
}

.post-menu-item:hover {
  background-color: rgba(29, 155, 240, 0.1);
}

.post-menu-item i {
  font-size: 1.2em;
  color: var(--nd-blue);
}

/* Additional styles specific to delete modal */
.modal-button {
  width: 100% !important;
}

.post-button.delete {
  background-color: rgb(244, 33, 46);
  color: white;
}

.post-button.delete:hover {
  background-color: rgb(220, 30, 41);
}

#delete-modal .modal-content {
  overflow: visible;
}

#delete-modal .modal-body {
  padding: 32px;
}

#delete-modal h2 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-color);
}

#delete-modal p {
  margin-bottom: 24px;
}

.text-secondary {
  color: var(--secondary-text);
}

.post-button.modal-button {
  width: 100%;
  margin: 0;
  max-width: none;
  border: none;
}

.menu-button i {
  text-align: right;
  float: right;
}

/* ==========================================================================
   User Profile Page Styles
   ========================================================================== */

/* Profile Header */
.profile-header {
  position: relative;
  margin-bottom: 2rem;
}

.banner-image,
.banner-placeholder {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background-color: #f0f0f0;
}

/* Edit Profile Button */
.edit-profile-button-container {
  position: absolute;
  top: 220px; /* Just below the banner */
  right: 20px;
  z-index: 10;
}

.edit-profile-button-container .post-button {
  padding: 8px 16px;
  font-size: 14px;
}

.profile-info {
  position: relative;
  padding: 0 1rem;
  margin-top: -50px;
}

.profile-picture {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  border: 4px solid white;
  background-color: #f0f0f0;
  overflow: hidden;
  margin-bottom: 1rem;
}

.profile-picture img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.avatar-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: #666;
}

.profile-details h1 {
  margin: 0;
  font-size: 1.5rem;
  font-weight: bold;
}

.username-container {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0.25rem 0;
}

.username {
  color: #666;
  margin: 0;
}

.bio {
  margin: 1rem 0;
  color: #333;
}

.profile-stats {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.profile-stats span {
  color: #666;
}

.profile-actions {
  margin: 1rem 0;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.5rem;
  border-radius: 0.25rem;
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
}

.badge-primary {
  background-color: #007bff;
  color: white;
}

.badge-secondary {
  background-color: #6c757d;
  color: white;
}

.badge-info {
  background-color: #17a2b8;
  color: white;
}

/* =============================================
   Profile Edit Modal Styles
   ============================================= */

/* Profile Edit Modal Container */
.profile-edit-modal {
  max-width: 600px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
}

/* Profile Edit Form Layout */
.profile-edit-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* Profile and Banner Picture Sections */
.profile-picture-section,
.banner-picture-section {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
}

.current-picture,
.current-banner {
  width: 100%;
  display: flex;
  justify-content: center;
}

/* Profile Picture Preview */
.profile-preview {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border-color);
}

/* Banner Picture Preview */
.banner-preview {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 12px;
  border: 2px solid var(--border-color);
}

/* Placeholder Styles for Missing Images */
.profile-preview.placeholder,
.banner-preview.placeholder {
  background-color: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
}

.profile-preview.placeholder i,
.banner-preview.placeholder i {
  font-size: 2rem;
}

/* Image Upload Controls */
.picture-upload,
.banner-upload {
  width: 100%;
  display: flex;
  justify-content: center;
}

.upload-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background-color: var(--bg-secondary);
  border-radius: 8px;
  cursor: pointer;
  transition: background-color 0.2s;
}

.upload-label:hover {
  background-color: var(--bg-tertiary);
}

.upload-label i {
  font-size: 1.25rem;
}

.hidden-input {
  display: none;
}

/* Form Fields Layout */
.form-fields {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

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

.form-group label {
  font-weight: 500;
  color: var(--text-primary);
}

/* Form Input Styling */
.form-group input,
.form-group textarea {
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 1rem;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
}

/* Form Actions (Buttons) */
.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
  margin-top: 1rem;
}

/* ==========================================================================
   Moderator Dashboard Styles
   ========================================================================== */

/* Dashboard section styling */
.dashboard-section {
  background: var(--background-color);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

/* Post card styling with hover effects */
.post-card {
  border: 1px solid var(--border-color);
  border-radius: 12px;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

/* User info and timestamp styling */
.user-info {
  display: flex;
  align-items: center;
}

.timestamp {
  font-size: 14px;
}

/* Post action buttons container */
.post-actions {
  display: flex;
  gap: 8px;
}

/* Danger button styling with icon alignment */
.btn-danger {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* Table styling for banned users list */
.table-responsive {
  margin-top: 1rem;
}

.table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}

.table th {
  background-color: var(--background-color);
  padding: 12px;
  font-weight: 600;
  text-align: left;
  border-bottom: 2px solid var(--border-color);
}

.table td {
  padding: 12px;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

/* Alert styling for empty states */
.alert {
  padding: 1rem;
  border-radius: 8px;
  margin-bottom: 1rem;
}

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

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

/*
========================================
Profile Tabs Custom Styling
- Makes the nav-tabs and active tab match the app's dark blue theme
- Used for user profile detail page tabs (Posts, Followers, Following)
========================================
*/
.nav-tabs {
  border-bottom: 2px solid var(--nd-blue);
}
.nav-tabs .nav-link {
  color: var(--nd-blue);
  background-color: #f8f9fa;
  border: 1px solid transparent;
  border-top-left-radius: 0.5rem;
  border-top-right-radius: 0.5rem;
  margin-right: 2px;
  transition:
    background 0.2s,
    color 0.2s;
}
.nav-tabs .nav-link.active,
.nav-tabs .nav-link:focus,
.nav-tabs .nav-link:hover {
  color: #fff;
  background-color: var(--nd-blue);
  border-color: var(--nd-blue) var(--nd-blue) #fff;
}

/* Hashtag Filter */
.hashtag-filter {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
  padding: 8px 16px;
  background-color: var(--search-bg);
  border-radius: 8px;
  font-size: 14px;
}

.hashtag-filter-remove {
  color: var(--secondary-text);
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  transition: background-color 0.2s ease;
}

.hashtag-filter-remove:hover {
  background-color: var(--hover-bg);
}

.hashtag-filter .hashtag {
  font-weight: 600;
  color: var(--nd-blue);
}

/* Trending Topics */
.trending-topics {
  display: flex;
  flex-direction: column;
}

.trending-topic {
  background-color: var(--search-bg);
  transition: background-color 0.2s ease;
}

.trending-topic:hover {
  background-color: var(--hover-bg);
}

.topic-meta {
  display: flex;
  align-items: center;
}

.topic-name {
  font-weight: 600;
  color: var(--nd-blue);
  text-decoration: none;
  transition: color 0.2s ease;
}

.topic-name:hover {
  text-decoration: underline;
}

.topic-count {
  color: var(--secondary-text);
  font-size: 13px;
}

/* =============================
   Create Experiment Page Styles
   ============================= */

.create-experiment-section {
  background: white;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  padding: 2rem;
  margin: 2rem 0;
  max-width: 800px;
}

.experiment-form {
  width: 100%;
}

.back-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--nd-blue);
  text-decoration: none;
  font-weight: 500;
}

.back-link:hover {
  color: var(--nd-metallic-gold);
}

/* Form Control (add only if not present) */
.form-control {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 1rem;
  transition: border-color 0.2s;
}

.form-control:focus {
  border-color: var(--nd-blue);
  outline: none;
  box-shadow: 0 0 0 2px rgba(12, 35, 64, 0.1);
}

@media (max-width: 768px) {
  .create-experiment-section {
    padding: 1rem;
    margin: 1rem 0;
  }
  .form-actions {
    flex-direction: column;
  }
  .btn {
    width: 100%;
    justify-content: center;
  }
  .header-content {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
}

/* =============================
   Experiment Detail Page Styles
   ============================= */

.experiment-detail {
  padding: 2rem;
}

.experiment-info-section {
  background: white;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  padding: 2rem;
  margin-bottom: 2rem;
}

.experiment-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.experiment-meta {
  display: flex;
  gap: 1rem;
  color: #666;
  font-size: 0.9rem;
}

.experiment-id {
  font-family: monospace;
}

.experiment-description h3 {
  margin-bottom: 1rem;
  color: var(--nd-blue);
}

.experiment-description p {
  color: #444;
  line-height: 1.6;
}

/* Statistics Styles */
.experiment-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: white;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  padding: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.stat-card i {
  font-size: 2rem;
  color: var(--nd-blue);
}

.stat-content h3 {
  font-size: 0.9rem;
  color: #666;
  margin-bottom: 0.5rem;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--nd-blue);
  margin: 0;
}

/* Quick Actions Styles */
.quick-actions {
  background: white;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  padding: 2rem;
}

.quick-actions h3 {
  margin-bottom: 1.5rem;
  color: var(--nd-blue);
}

.action-buttons {
  display: flex;
  gap: 1rem;
}

/* Edit Form Styles (specific to experiment detail) */
.experiment-form {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid #eee;
}

@media (max-width: 768px) {
  .experiment-detail {
    padding: 1rem;
  }
  .experiment-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  .experiment-meta {
    flex-direction: column;
    gap: 0.5rem;
  }
  .action-buttons {
    flex-direction: column;
  }
}

/* =============================
   Researcher Tools Page Styles
   ============================= */

.table-header {
  display: flex;
  justify-content: flex-end;
  padding: 1rem 0;
  margin-bottom: 1rem;
}

.table-container {
  margin-top: 0;
  background: white;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  overflow: hidden;
}

.experiments-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.experiments-table th,
.experiments-table td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid #eee;
}

.experiments-table th {
  background-color: #f8f9fa;
  font-weight: 600;
  color: #495057;
}

.experiments-table tbody tr:hover {
  background-color: #f8f9fa;
}

.experiment-name {
  font-weight: 500;
  color: #333;
}

.experiment-id {
  color: #666;
  font-family: monospace;
}

.experiment-description {
  color: #444;
  max-width: 400px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.experiment-actions {
  white-space: nowrap;
}

.btn-info {
  background-color: #17a2b8;
  color: white;
}

.btn-info:hover {
  background-color: #138496;
}

.btn-danger {
  background-color: #dc3545;
  color: white;
}

.btn-danger:hover {
  background-color: #c82333;
}

.no-experiments {
  text-align: center;
  color: #666;
  margin-top: 2rem;
  padding: 3rem;
  background: white;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.no-experiments p {
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
}

@media (max-width: 768px) {
  .table-container {
    overflow-x: auto;
  }
  .experiments-table {
    min-width: 800px;
  }
  .experiment-actions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
  }
}

.experiment-row {
  cursor: pointer;
}

/* Mobile Menu Styles - Minimal Version */
.mobile-menu-toggle {
  display: none;
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 1100;
}

#mobile-menu-btn {
  background: var(--nd-blue);
  color: white;
  border: none;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

#mobile-menu-btn i {
  font-size: 20px;
}

.mobile-menu-panel {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 85%;
  max-width: 300px;
  height: 100vh;
  background-color: white;
  z-index: 1500;
  box-shadow: 2px 0 5px rgba(0, 0, 0, 0.2);
  overflow-y: auto;
  transform: translateX(-100%);
  transition: transform 0.3s ease;
}

.mobile-menu-panel.active {
  transform: translateX(0);
  display: block;
}

.mobile-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 1400;
}

.mobile-menu-header {
  display: flex;
  align-items: center;
  padding: 15px;
  border-bottom: 1px solid var(--border-color);
}

#close-mobile-menu {
  background: none;
  border: none;
  font-size: 24px;
  margin-right: 10px;
  cursor: pointer;
}

.mobile-menu-header h3 {
  margin: 0;
  font-size: 18px;
}

#mobile-menu-content {
  padding: 15px;
}

/* Mobile Experiment Selector */
.mobile-experiment-select {
  padding: 10px 15px;
  margin-bottom: 15px;
  border-bottom: 1px solid var(--border-color);
}

.mobile-experiment-select h4 {
  margin-bottom: 10px;
  font-size: 16px;
}

/* Enhanced Mobile Styles */
@media screen and (max-width: 768px) {
  .left-sidebar {
    display: none;
  }

  .right-sidebar {
    display: none;
  }

  .main-content {
    margin-left: 0;
    margin-right: 0;
    width: 100%;
    padding-top: 60px; /* Add space for fixed header */
    min-height: calc(100vh - 60px);
  }

  .app-container {
    padding: 0;
  }

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

  .main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    text-align: center;
  }

  /* Adjust post layout for mobile */
  .post-actions {
    justify-content: space-around;
    gap: 10px;
  }
}

/* Reply Layout Styles - Ultra Simple */
.reply-context-simple {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
  font-size: 14px;
  color: var(--secondary-text);
  line-height: 1.4;
}

.reply-context-simple i {
  color: var(--nd-metallic-gold);
  font-size: 16px;
  flex-shrink: 0;
}

.parent-user-link {
  color: var(--nd-blue);
  text-decoration: none;
  font-weight: 500;
}

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

.parent-content-snippet {
  color: var(--text-color);
  font-style: italic;
  transition: opacity 0.2s ease;
}

.parent-content-snippet:hover {
  opacity: 0.7;
}

@media screen and (max-width: 768px) {
  .reply-context-simple {
    font-size: 13px;
    flex-wrap: wrap;
  }

  .reply-context-simple i {
    font-size: 14px;
  }
}