/* StudyDesi Main CSS - Enhanced Version with Mobile Webview Optimizations */
/* Dark Theme Implementation, Enhanced OTP Verification UX, Scrollability Fix */

:root {
  --primary-color: #3498db;
  --secondary-color: #2c3e50;
  --accent-color: #e74c3c;
  --success-color: #27ae60;
  --warning-color: #f39c12;
  
  /* DARK THEME COLORS */
  --bg-color: #1a1a1a;
  --card-bg: #2d2d2d;
  --text-color: #e0e0e0;
  --text-secondary: #b0b0b0;
  --border-color: #404040;
  --shadow: 0 2px 10px rgba(0,0,0,0.3);
  --modal-bg: rgba(0,0,0,0.8);
  --navbar-height: 80px;
}

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

/* Body with dark background - HORIZONTAL SCROLL FIX */
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  background-color: var(--bg-color);
  color: var(--text-color);
  background-image: 
    radial-gradient(circle at 25% 25%, #2c3e50 0%, transparent 50%),
    radial-gradient(circle at 75% 75%, #34495e 0%, transparent 50%);
  background-attachment: fixed;
  overflow-x: hidden;
  width: 100vw;
  max-width: 100vw;
}

/* Navigation */
.navbar {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow);
  width: 100vw;
  max-width: 100vw;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 2rem;
}

.logo img {
  height: 40px;
  cursor: pointer;
}

.nav-menu ul {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-link {
  color: white;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

.nav-link:hover {
  color: var(--warning-color);
}

.dropdown {
  position: relative;
}

.dropdown-content {
  display: none;
  position: absolute;
  background-color: var(--card-bg);
  min-width: 160px;
  box-shadow: var(--shadow);
  z-index: 1;
  border-radius: 5px;
  top: 100%;
  border: 1px solid var(--border-color);
}

.dropdown-content a {
  color: var(--text-color);
  padding: 12px 16px;
  text-decoration: none;
  display: block;
}

.dropdown-content a:hover {
  background-color: var(--border-color);
}

.dropdown:hover .dropdown-content {
  display: block;
}

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

.btn-primary, .btn-secondary {
  padding: 0.8rem 1.5rem;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-block;
}

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

.btn-primary:hover {
  background-color: #e67e22;
  transform: translateY(-2px);
}

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

.btn-secondary:hover {
  background-color: white;
  color: var(--primary-color);
}

/* USER PROFILE - VISIBLE IN NAVBAR */
.user-profile {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: white;
  position: relative;
}

.user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid white;
  object-fit: cover;
}

#userName {
  font-size: 1rem;
  font-weight: 600;
  color: white;
}

/* LOGOUT BUTTON POSITIONED OUTSIDE NAVBAR - FAR RIGHT */
.logout-button-external {
  position: fixed;
  top: calc(var(--navbar-height) + 15px);
  right: 20px;
  z-index: 1999;
  display: none; /* Hidden by default, shown when user is logged in via JS */
}

.logout-button-external button {
  background: linear-gradient(135deg, var(--accent-color), #c0392b);
  color: white;
  border: none;
  padding: 0.8rem 1.5rem;
  border-radius: 25px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(231, 76, 60, 0.3);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logout-button-external button:hover {
  background: linear-gradient(135deg, #c0392b, #a93226);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(231, 76, 60, 0.4);
}

/* Mobile Menu */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1002;
  position: relative;
}

.mobile-menu-toggle span {
  width: 25px;
  height: 3px;
  background-color: white;
  margin: 3px 0;
  transition: 0.3s;
}

/* Hero section with dark theme */
.hero {
  background: linear-gradient(135deg, rgba(44, 62, 80, 0.9), rgba(52, 73, 94, 0.9)), 
              linear-gradient(45deg, #1a1a1a 0%, #2c3e50 100%);
  color: white;
  text-align: center;
  padding: 6rem 2rem 4rem;
  background-size: cover;
  background-position: center;
}

.hero-content h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  font-weight: 700;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-content p {
  font-size: 1.3rem;
  margin-bottom: 2rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.visitor-count {
  background: rgba(255, 255, 255, 0.2);
  padding: 1rem 2rem;
  border-radius: 25px;
  display: inline-block;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

/* Sections */
section {
  padding: 4rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

section h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: var(--text-color);
  position: relative;
}

section h2::after {
  content: '';
  width: 80px;
  height: 4px;
  background: linear-gradient(135deg, var(--primary-color), var(--warning-color));
  display: block;
  margin: 1rem auto 0;
  border-radius: 2px;
}

/* Grid layouts */
.courses-grid, .jobs-scroll, .stories-scroll {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

/* Dark theme for cards and sections */
.course-card, .job-card, .story-card, .leaderboard-table, .stat-card {
  background: linear-gradient(135deg, var(--card-bg) 0%, #363636 100%);
  border: 1px solid var(--border-color);
  color: var(--text-color);
  border-radius: 15px;
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.course-card:hover, .job-card:hover, .story-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.25);
}

/* Leaderboard */
.leaderboard-table {
  overflow-x: auto;
}

.leaderboard-table table {
  width: 100%;
  border-collapse: collapse;
}

.leaderboard-table th, .leaderboard-table td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.leaderboard-table th {
  background-color: var(--primary-color);
  color: white;
  font-weight: 600;
}

.leaderboard-table select {
  background-color: var(--card-bg);
  color: var(--text-color);
  border: 1px solid var(--border-color);
  padding: 0.5rem;
  border-radius: 5px;
  margin-bottom: 1rem;
}

/* Ad Space */
.ad-space {
  text-align: center;
  padding: 2rem;
  background: linear-gradient(135deg, var(--card-bg) 0%, #363636 100%);
  border: 1px solid var(--border-color);
  margin: 2rem auto;
  border-radius: 10px;
  max-width: 1200px;
}

/* Support Us Floating Button */
.support-floating-btn {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: linear-gradient(135deg, var(--success-color), #219150);
  color: white;
  padding: 1rem 1.5rem;
  border-radius: 50px;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
  z-index: 1500;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  transition: all 0.3s ease;
  animation: float 3s ease-in-out infinite;
}

.support-floating-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 30px rgba(0,0,0,0.4);
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

/* Enhanced Modal Styling with SCROLL FIX */
.modal {
  display: none;
  position: fixed;
  z-index: 2000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: var(--modal-bg);
  backdrop-filter: blur(10px);
  overflow-y: auto;
}

/* ENHANCED Donation Modal with Scrollability */
.donation-modal-content {
  background: linear-gradient(135deg, var(--card-bg) 0%, #363636 100%);
  border: 1px solid var(--border-color);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  margin: 2% auto;
  padding: 2rem;
  border-radius: 20px;
  width: 90%;
  max-width: 500px;
  position: relative;
  animation: slideIn 0.3s;
  color: var(--text-color);
  max-height: 95vh;
  overflow-y: auto;
}

/* Custom scrollbar for dark theme */
.donation-modal-content::-webkit-scrollbar {
  width: 8px;
}

.donation-modal-content::-webkit-scrollbar-track {
  background: var(--border-color);
  border-radius: 4px;
}

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

.donation-modal-content::-webkit-scrollbar-thumb:hover {
  background: var(--secondary-color);
}

/* FIXED Auth Modal Content with Enhanced Scrollability */
.modal-content {
  background: linear-gradient(135deg, var(--card-bg) 0%, #363636 100%);
  border: 1px solid var(--border-color);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  margin: 3% auto;
  padding: 2rem;
  border-radius: 20px;
  width: 90%;
  max-width: 500px;
  position: relative;
  animation: slideIn 0.3s;
  color: var(--text-color);
  max-height: 92vh;
  overflow-y: auto;
}

/* Custom scrollbar styling */
.modal-content::-webkit-scrollbar {
  width: 6px;
}

.modal-content::-webkit-scrollbar-track {
  background: var(--border-color);
  border-radius: 3px;
}

.modal-content::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: 3px;
}

.modal-content::-webkit-scrollbar-thumb:hover {
  background: var(--secondary-color);
}

@keyframes slideIn {
  from { opacity: 0; transform: translateY(-30px); }
  to { opacity: 1; transform: translateY(0); }
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  background: none;
  border: none;
  font-size: 2rem;
  cursor: pointer;
  color: var(--text-secondary);
  z-index: 1;
}

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

/* Donation Modal Specific Styles */
.donation-message {
  background: linear-gradient(135deg, rgba(52, 152, 219, 0.1), rgba(46, 204, 113, 0.1));
  border: 2px solid rgba(52, 152, 219, 0.3);
  border-radius: 15px;
  padding: 1.5rem;
  margin: 1.5rem 0;
  text-align: center;
  font-size: 1.1rem;
  line-height: 1.6;
  color: var(--text-color);
  word-wrap: break-word;
  box-shadow: 0 4px 15px rgba(52, 152, 219, 0.2);
}

/* Enhanced Donation Details */
.donation-details {
  background: linear-gradient(135deg, #2a2a2a 0%, #1f1f1f 100%);
  border: 1px solid var(--border-color);
  padding: 1.5rem;
  border-radius: 10px;
  margin: 1rem 0;
  text-align: center;
}

.upi-info {
  margin-bottom: 1.5rem;
}

.upi-info p {
  margin: 0.8rem 0;
  font-size: 1rem;
  line-height: 1.4;
}

#upiId {
  font-family: 'Courier New', monospace;
  background: #1a1a1a;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  border: 1px solid var(--primary-color);
  font-weight: bold;
  color: #4fc3f7;
  display: inline-block;
  margin: 0.5rem 0;
}

/* QR Section with Enhanced Button Layout */
.qr-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

#qrCode {
  max-width: 220px;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.3);
  margin-bottom: 0.5rem;
}

/* QR Action Buttons - Positioned Below QR Code */
.qr-action-buttons {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 0.75rem;
}

.btn-copy-upi, .btn-download-qr {
  background: linear-gradient(135deg, #2ecc71, #27ae60);
  color: white;
  border: none;
  padding: 0.7rem 1.2rem;
  border-radius: 25px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 0.9rem;
  box-shadow: 0 4px 15px rgba(46, 204, 113, 0.3);
  min-width: 120px;
  white-space: nowrap;
}

.btn-copy-upi:hover, .btn-download-qr:hover {
  background: linear-gradient(135deg, #27ae60, #229954);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(46, 204, 113, 0.4);
}

.btn-copy-upi:active, .btn-download-qr:active {
  transform: translateY(0);
}

.btn-copy-upi:disabled, .btn-download-qr:disabled {
  background: #7f8c8d;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* Enhanced Modal Buttons */
.modal-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.btn-donate {
  background: linear-gradient(135deg, #e74c3c, #c0392b);
  color: white;
  border: none;
  padding: 1rem 2rem;
  border-radius: 25px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(231, 76, 60, 0.3);
  min-width: 150px;
}

.btn-donate:hover {
  background: linear-gradient(135deg, #c0392b, #a93226);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(231, 76, 60, 0.5);
}

.btn-later {
  background: linear-gradient(135deg, #7f8c8d, #95a5a6);
  color: white;
  border: none;
  padding: 1rem 2rem;
  border-radius: 25px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(127, 140, 141, 0.3);
  min-width: 150px;
  opacity: 1;
  visibility: visible;
}

.btn-later:hover {
  background: linear-gradient(135deg, #95a5a6, #b2babb);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(127, 140, 141, 0.5);
}

/* Auth Forms */
.auth-form {
  text-align: center;
  background: linear-gradient(135deg, var(--card-bg) 0%, #363636 100%);
  border: 1px solid var(--border-color);
  color: var(--text-color);
  padding: 2rem;
  border-radius: 15px;
  margin: 1rem 0;
}

.auth-form h3 {
  margin-bottom: 2rem;
  color: var(--text-color);
  font-size: 2rem;
}

.auth-form input, .auth-form select {
  width: 100%;
  padding: 1rem;
  margin-bottom: 1rem;
  border: 2px solid var(--border-color);
  border-radius: 10px;
  font-size: 1rem;
  background-color: var(--bg-color);
  color: var(--text-color);
  transition: border-color 0.3s ease;
}

.auth-form input:focus, .auth-form select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.auth-form button {
  width: 100%;
  margin-top: 1rem;
}

.auth-form p {
  margin-top: 1rem;
  color: var(--text-secondary);
}

.auth-form a {
  color: var(--primary-color);
  text-decoration: none;
}

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

/* ENHANCED OTP VERIFICATION UX WITH SCROLLABILITY FIX */

/* OTP Form Container with SCROLL FIX */
.otp-form {
  background: linear-gradient(135deg, var(--card-bg) 0%, #363636 100%);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 2rem;
  color: var(--text-color);
  max-width: 480px;
  margin: 0 auto;
  text-align: center;
  box-shadow: 0 15px 35px rgba(0,0,0,0.4);
  animation: slideIn 0.4s ease-out;
  position: relative;
  overflow: hidden;
  max-height: 75vh;
  overflow-y: auto;
  box-sizing: border-box;
}

/* Custom scrollbar for OTP form */
.otp-form::-webkit-scrollbar {
  width: 6px;
}

.otp-form::-webkit-scrollbar-track {
  background: var(--border-color);
  border-radius: 3px;
}

.otp-form::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: 3px;
}

.otp-form::-webkit-scrollbar-thumb:hover {
  background: var(--secondary-color);
}

.otp-form::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% { left: -100%; }
  100% { left: 100%; }
}

/* OTP Header */
.otp-form h2 {
  color: var(--primary-color);
  margin-bottom: 1rem;
  font-size: 1.8rem;
  font-weight: 700;
}

.otp-form p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
  font-size: 1rem;
  line-height: 1.5;
}

/* OTP Input Container */
.otp-input-container {
  margin: 2rem 0;
}

.otp-input {
  width: 100%;
  padding: 1.5rem 1rem;
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  letter-spacing: 1rem;
  border: 3px solid var(--border-color);
  border-radius: 20px;
  background: linear-gradient(135deg, var(--bg-color) 0%, #242424 100%);
  color: var(--text-color);
  transition: all 0.4s ease;
  font-family: 'Courier New', monospace;
  box-shadow: inset 0 2px 10px rgba(0,0,0,0.3);
}

.otp-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px rgba(52, 152, 219, 0.2), 
              inset 0 2px 10px rgba(0,0,0,0.3), 
              0 8px 25px rgba(52, 152, 219, 0.1);
  transform: scale(1.02);
}

.otp-input.valid {
  border-color: #2ecc71;
  box-shadow: 0 0 0 4px rgba(46, 204, 113, 0.3), 
              inset 0 2px 10px rgba(0,0,0,0.3);
  background: linear-gradient(135deg, rgba(46, 204, 113, 0.05) 0%, var(--bg-color) 100%);
}

.otp-input.invalid {
  border-color: #e74c3c;
  box-shadow: 0 0 0 4px rgba(231, 76, 60, 0.3), 
              inset 0 2px 10px rgba(0,0,0,0.3);
  background: linear-gradient(135deg, rgba(231, 76, 60, 0.05) 0%, var(--bg-color) 100%);
  animation: shake 0.6s ease-in-out;
}

.otp-input.partial {
  border-color: #f39c12;
  box-shadow: 0 0 0 4px rgba(243, 156, 18, 0.2), 
              inset 0 2px 10px rgba(0,0,0,0.3);
  background: linear-gradient(135deg, rgba(243, 156, 18, 0.05) 0%, var(--bg-color) 100%);
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-8px); }
  75% { transform: translateX(8px); }
}

.otp-input-container small {
  display: block;
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-top: 0.8rem;
  font-style: italic;
}

/* Remember Device Section */
.remember-device {
  margin: 2rem 0;
  padding: 1.2rem;
  background: linear-gradient(135deg, rgba(52, 152, 219, 0.05), rgba(46, 204, 113, 0.05));
  border-radius: 15px;
  border: 1px solid rgba(52, 152, 219, 0.2);
}

.remember-device label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  cursor: pointer;
  color: var(--text-color);
  font-size: 1rem;
  font-weight: 500;
  transition: color 0.3s ease;
}

.remember-device label:hover {
  color: var(--primary-color);
}

.remember-device input[type="checkbox"] {
  width: 22px;
  height: 22px;
  accent-color: var(--primary-color);
  transform: scale(1.2);
}

/* OTP Actions - Primary Button */
.otp-actions {
  margin: 2rem 0;
}

.btn-verify-otp {
  width: 100%;
  padding: 1.3rem 2rem;
  background: linear-gradient(135deg, var(--primary-color), #2980b9);
  color: white;
  border: none;
  border-radius: 25px;
  font-size: 1.2rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 6px 20px rgba(52, 152, 219, 0.3);
  text-transform: uppercase;
  letter-spacing: 1px;
  position: relative;
  overflow: hidden;
}

.btn-verify-otp::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.6s;
}

.btn-verify-otp:hover:not(:disabled) {
  background: linear-gradient(135deg, #2980b9, var(--primary-color));
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(52, 152, 219, 0.4);
}

.btn-verify-otp:hover::before {
  left: 100%;
}

.btn-verify-otp:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn-verify-otp.loading {
  background: linear-gradient(135deg, #95a5a6, #7f8c8d);
  cursor: not-allowed;
  color: transparent;
}

.btn-verify-otp.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid transparent;
  border-top: 2px solid white;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.btn-verify-otp.success {
  background: linear-gradient(135deg, #2ecc71, #27ae60);
  box-shadow: 0 6px 20px rgba(46, 204, 113, 0.4);
}

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

/* OTP Countdown */
.otp-countdown {
  background: linear-gradient(135deg, rgba(243, 156, 18, 0.1), rgba(230, 126, 34, 0.1));
  border: 2px solid rgba(243, 156, 18, 0.3);
  padding: 1.2rem;
  border-radius: 15px;
  margin: 1.5rem 0;
  color: #f39c12;
  font-weight: 600;
  font-size: 1.1rem;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { border-color: rgba(243, 156, 18, 0.3); }
  50% { border-color: rgba(243, 156, 18, 0.6); }
}

.countdown-timer {
  font-family: 'Courier New', monospace;
  font-weight: 800;
  font-size: 1.3rem;
  color: #e67e22;
  text-shadow: 0 0 10px rgba(230, 126, 34, 0.3);
}

/* Resend Section */
.resend-section {
  margin: 2rem 0;
  padding: 1.5rem;
  background: linear-gradient(135deg, rgba(149, 165, 166, 0.05), rgba(127, 140, 141, 0.05));
  border-radius: 15px;
  border: 1px solid rgba(149, 165, 166, 0.2);
}

.resend-section p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
  font-size: 1rem;
}

/* Secondary Actions - Horizontal Layout */
.otp-secondary-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  align-items: center;
  margin: 1.5rem 0;
  flex-wrap: wrap;
}

.btn-resend-otp {
  background: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
  padding: 1rem 1.8rem;
  border-radius: 25px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  flex: 1;
  max-width: 180px;
  min-width: 140px;
}

.btn-resend-otp:hover:not(:disabled) {
  background: var(--primary-color);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(52, 152, 219, 0.3);
}

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

/* Cancel Login - Now a proper button */
.cancel-login {
  background: transparent !important;
  color: var(--text-secondary) !important;
  border: 2px solid var(--border-color) !important;
  padding: 1rem 1.8rem !important;
  border-radius: 25px !important;
  font-size: 1rem !important;
  font-weight: 600 !important;
  cursor: pointer !important;
  transition: all 0.3s ease !important;
  text-decoration: none !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 0.5rem !important;
  flex: 1 !important;
  max-width: 180px !important;
  min-width: 140px !important;
  justify-content: center !important;
}

.cancel-login:hover {
  color: var(--accent-color) !important;
  border-color: var(--accent-color) !important;
  background: rgba(231, 76, 60, 0.1) !important;
  transform: translateY(-2px) !important;
  box-shadow: 0 4px 15px rgba(231, 76, 60, 0.2) !important;
  text-decoration: none !important;
}

.cancel-login::before {
  content: '↵' !important;
  font-size: 1.2rem !important;
  transition: transform 0.3s ease !important;
}

.cancel-login:hover::before {
  transform: translateX(-3px) !important;
}

/* OTP Footer */
.otp-footer {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-color);
}

/* reCAPTCHA Styling */
.recaptcha-group {
  margin: 1.5rem 0;
  text-align: center;
  width: 100%;
  overflow: hidden;
}

#recaptcha-container {
  display: inline-block;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  max-width: 100%;
}

/* Mobile reCAPTCHA scaling */
@media (max-width: 768px) {
  .recaptcha-group {
    margin: 1rem 0;
    padding: 0 0.5rem;
  }
  
  #recaptcha-container {
    transform: scale(0.85);
    transform-origin: center;
    margin: -10px 0;
  }
}

@media (max-width: 480px) {
  #recaptcha-container {
    transform: scale(0.75);
    margin: -15px 0;
  }
}

/* Ensure form doesn't break with reCAPTCHA */
.auth-form {
  overflow: hidden;
  padding: 2rem 1.5rem;
}

#signupForm button[type="submit"]:disabled {
  background-color: #7f8c8d !important;
  cursor: not-allowed;
}

#signupForm button[type="submit"]:disabled:hover {
  transform: none !important;
}

/* Footer dark theme */
footer {
  background: linear-gradient(135deg, #1a1a1a, #2c3e50);
  color: white;
  padding: 4rem 2rem 2rem;
  margin-top: 4rem;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
}

.footer-section h4 {
  margin-bottom: 1.5rem;
  color: var(--warning-color);
  font-size: 1.3rem;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 0.8rem;
}

.footer-section a {
  color: #ecf0f1;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-section a:hover {
  color: var(--warning-color);
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  transition: all 0.3s ease;
}

.social-links a:hover {
  background: var(--warning-color);
  transform: translateY(-3px);
}

.footer-bottom {
  text-align: center;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: #bdc3c7;
}

/* ENHANCED LEADERBOARD STYLING - DESKTOP + MOBILE OPTIMIZED */
.leaderboard {
background: linear-gradient(135deg, var(--card-bg) 0, rgba(234,246,251,0.8) 100%);
border-radius: 20px;
box-shadow: 0 8px 32px rgba(39,174,96,0.08);
padding: 3rem 2rem;
margin: 4rem auto;
border: 1px solid rgba(52, 152, 219, 0.1);
}

.leaderboard h2 {
background: linear-gradient(135deg, var(--primary-color), var(--success-color));
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
text-align: center;
font-size: 2.8rem;
margin-bottom: 2rem;
position: relative;
}

.leaderboard h2::before {
content: '🏆';
position: absolute;
left: 50%;
transform: translateX(-50%);
top: -3rem;
font-size: 3rem;
animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
  40% { transform: translateX(-50%) translateY(-10px); }
  60% { transform: translateX(-50%) translateY(-5px); }
}

/* Enhanced Qualification Filter */
#qualificationFilter {
  background: linear-gradient(135deg, var(--card-bg) 0%, #363636 100%) !important;
  color: var(--text-color) !important;
  border: 2px solid var(--border-color) !important;
  padding: 1rem 3rem 1rem 3rem !important;
  border-radius: 25px !important;
  font-size: 1rem !important;
  font-weight: 600 !important;
  min-width: 280px !important;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2) !important;
  transition: all 0.3s ease !important;
  cursor: pointer !important;
  appearance: none !important;
  background-image: linear-gradient(45deg, transparent 50%, var(--primary-color) 50%), 
                    linear-gradient(135deg, var(--primary-color) 50%, transparent 50%), 
                    url("data:image/svg+xml;charset=US-ASCII,<svg xmlns='http://www.w3.org/2000/svg' width='24' height='24' fill='%23ffffff'><text x='2' y='18' font-size='18'>▾</text></svg>") !important;
  background-position: calc(100% - 20px) calc(1rem + 2px), calc(100% - 15px) calc(1rem + 2px), 12px center !important;
  background-size: 5px 5px, 5px 5px, 20px 20px !important;
  background-repeat: no-repeat !important;
  margin: 0 auto 2rem auto !important;
  display: block !important;
}

#qualificationFilter:hover {
  border-color: var(--primary-color) !important;
  box-shadow: 0 6px 20px rgba(52, 152, 219, 0.3) !important;
  transform: translateY(-2px) !important;
}

#qualificationFilter:focus {
  outline: none !important;
  border-color: var(--primary-color) !important;
  box-shadow: 0 0 0 4px rgba(52, 152, 219, 0.2) !important;
}

#qualificationFilter option {
  background-color: #ffffff !important;
  color: #2c3e50 !important;
  padding: 0.8rem 1rem !important;
  font-weight: 600 !important;
  font-size: 1rem !important;
  border: none !important;
  line-height: 1.4 !important;
}

#qualificationFilter option:hover {
  background-color: var(--primary-color) !important;
  color: #ffffff !important;
}

#qualificationFilter option:checked {
  background-color: var(--primary-color) !important;
  color: #ffffff !important;
  font-weight: 700 !important;
}

#qualificationFilter option:focus {
  background-color: rgba(52, 152, 219, 0.1) !important;
  color: #2c3e50 !important;
  outline: 2px solid var(--primary-color) !important;
}

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

#qualificationFilter::-webkit-scrollbar-track {
  background: #f1f1f1;
  border-radius: 4px;
}

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

#qualificationFilter::-webkit-scrollbar-thumb:hover {
  background: var(--secondary-color);
}

/* Enhanced Leaderboard Styling for Consistent Visibility with Optional Hover Effect */
.leaderboard-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 2rem;
  margin-bottom: 1.2rem;
  background: var(--card-bg); /* Consistent dark background in theme */
  border-radius: 16px;
  box-shadow: 0 2px 8px rgba(39,174,96,0.04);
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
  transition: box-shadow 0.3s, transform 0.3s;
  gap: 1.5rem;
}

.leaderboard-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.2);
  border-color: var(--primary-color);
}

.leaderboard-item::before {
  /* Subtle hover bar: Theme-adapted for better contrast */
  content: "";
  position: absolute;
  left: -40%;
  top: 0;
  width: 40%;
  height: 100%;
  background: linear-gradient(90deg, rgba(52,152,219,0.1), rgba(255,255,255,0.05)); /* Low-opacity for minimal interference */
  opacity: 0;
  transform: skewX(-12deg);
  transition: left 0.7s, opacity 0.3s;
  z-index: 0;
  pointer-events: none;
}

.leaderboard-item:hover::before {
  left: 120%;
  opacity: 0.7; /* Visible on hover but subtle */
}
.rank-badge {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.2rem;
  flex-shrink: 0;
  box-shadow: 0 4px 15px rgba(52, 152, 219, 0.3);
}

.rank-badge.rank-1 {
  background: linear-gradient(135deg, #ffd700, #ffb347);
  color: #333;
}

.rank-badge.rank-2 {
  background: linear-gradient(135deg, #c0c0c0, #a8a8a8);
  color: #333;
}

.rank-badge.rank-3 {
  background: linear-gradient(135deg, #cd7f32, #b8860b);
  color: white;
}

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

/* Leaderboard user name: High contrast with shadow */
.leaderboard-user-name {
  font-weight: bold !important;
  font-size: 1.1rem !important;
  color: var(--text-color, #e0e0e0) !important; /* Light text default for dark theme */
  margin-bottom: 0.3rem !important;
  line-height: 1.2 !important;
  z-index: 1 !important;
  text-shadow: 0 1px 2px rgba(0,0,0,0.5) !important; /* Shadow for better visibility on any background */
}

/* Theme adaptations */
@media (prefers-color-scheme: light) {
  :root {
    --text-color: #2c3e50 !important; /* Dark text for light mode */
  }
  .leaderboard-item {
    background: linear-gradient(90deg, rgba(209,247,252,0.9) 0%, rgba(231,239,253,0.9) 25%, #f8f9fa 85%) !important; /* Restore gradient in light mode */
  }
  .leaderboard-item::before {
    background: linear-gradient(90deg, rgba(52,152,219,0.095), rgba(255,255,255,0.01)); /* Original light bar for light mode */
  }
  .leaderboard-user-name {
    color: var(--text-color, #2c3e50) !important;
    text-shadow: 0 1px 2px rgba(255,255,255,0.5) !important; /* Light shadow for light mode */
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    --text-color: #e0e0e0 !important; /* Light text for dark mode */
  }
  .leaderboard-item {
    background: var(--card-bg) !important; /* Solid dark background */
  }
  .leaderboard-item::before {
    background: linear-gradient(90deg, rgba(52,152,219,0.2), rgba(255,255,255,0.1)); /* Darker, more subtle bar for dark mode */
  }
}

.leaderboard-user-qualification {
  font-size: 0.85rem;
  color: var(--text-secondary);
  padding: 0.25rem 0.75rem;
  background: rgba(52, 152, 219, 0.1);
  border-radius: 12px;
  display: inline-block;
  border: 1px solid rgba(52, 152, 219, 0.2);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 150px;
}

.leaderboard-score-info {
  text-align: right;
  flex-shrink: 0;
}

.leaderboard-score {
font-size: 1.5rem;
font-weight: 800;
background: linear-gradient(135deg, var(--primary-color), var(--success-color));
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
margin-bottom: 0.3rem;
line-height: 1;
color: #2d3748; /* High-contrast score */
}

.leaderboard-time {
  font-size: 0.8rem;
  color: var(--text-secondary);
  opacity: 0.8;
}

/* MOBILE WEBVIEW OPTIMIZATIONS WITH HORIZONTAL SCROLL FIX + NEW LAYOUT */
@media (max-width: 768px) {
  /* FORCE VIEWPORT CONSTRAINTS - WEBVIEW FIX */
  html {
    width: 100vw !important;
    max-width: 100vw !important;
    overflow-x: hidden !important;
  }
  
  body {
    width: 100vw !important;
    max-width: 100vw !important;
    overflow-x: hidden !important;
    padding-top: 7vh;
  }
  
  /* MOBILE APP OPTIMIZED NAVBAR - 7% HEIGHT */
  .navbar {
    padding: 0.3rem 0;
    min-height: 7vh;
    max-height: 7vh;
    position: fixed;
    width: 100vw !important;
    max-width: 100vw !important;
    --navbar-height: 7vh;
  }
  
  .nav-container {
  padding: 0 0.5rem;
  min-height: 7vh;
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100% !important;
  max-width: 100vw !important;
  box-sizing: border-box;
  position: relative;
}

  
  /* NEW LAYOUT: Logo Extreme Left + Hamburger Next to It */
  .logo {
    order: 1;
    flex: 0 0 auto;
    margin: 0;
    margin-right: 0.5rem;
  }
  
  .logo img {
    height: 28px;
    max-width: 100%;
    width: auto;
  }
  
  /* Hamburger Menu - Next to Logo */
  .mobile-menu-toggle {
    display: flex;
    order: 2;
    flex: 0 0 auto;
    padding: 0.2rem;
    width: 40px;
    z-index: 1002;
    margin-right: auto; /* Push everything else to the right */
  }
  
  .mobile-menu-toggle span {
    width: 20px;
    height: 2px;
    margin: 2px 0;
  }
  
  /* BEFORE LOGIN: Auth Buttons on Far Right */
  .auth-buttons {
    order: 3;
    display: flex;
    flex-direction: row;
    gap: 0.3rem;
    flex: 0 0 auto;
    margin: 0;
    padding: 0;
    border-top: none;
    width: auto;
    min-width: 120px;
    max-width: 120px;
  }
  
  .auth-buttons button {
    padding: 0.4rem 0.7rem;
    font-size: 0.75rem;
    font-weight: 600;
    width: auto;
    min-width: 55px;
    height: auto;
    white-space: nowrap;
    border-radius: 4px;
    text-align: center;
    flex-shrink: 0;
  }
  
  /* AFTER LOGIN: User Profile Section - Far Right */
  .user-profile {
    order: 3;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: white;
    min-width: 120px;
    max-width: 120px;
    flex: 0 0 auto;
    justify-content: flex-end;
  }
  
  .user-profile .user-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 2px solid white;
    flex-shrink: 0;
    object-fit: cover;
  }
  
  .user-profile #userName {
    font-size: 0.8rem;
    font-weight: 600;
    color: white;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 80px;
  }
  
  /* Mobile Logout Button - MOVED OUTSIDE NAVBAR, FAR RIGHT */
  .logout-button-external {
    top: calc(7vh + 10px);
    right: 15px;
  }
  
  /* MOBILE DROPDOWN OPTIMIZATIONS */
  .dropdown-content {
    position: static;
    display: block;
    box-shadow: none;
    background: var(--secondary-color);
    padding-left: 1rem;
  }
  
  /* FIXED: Mobile menu positioning */
  .nav-menu {
    display: none;
    position: fixed;
    top: 7vh;
    left: 0;
    width: 100vw;
    max-width: 100vw;
    background: var(--secondary-color);
    padding: 1rem;
    box-shadow: var(--shadow);
    z-index: 9998;
    max-height: calc(100vh - 7vh);
    overflow-y: auto;
    overflow-x: hidden;
  }
  
  .nav-menu.active {
    display: block !important;
  }
  
  .nav-menu ul {
    flex-direction: column;
    gap: 1rem;
    margin: 0;
    padding: 0;
  }

  /* MOBILE LEADERBOARD OPTIMIZATIONS */
  .leaderboard {
    padding: 2rem 1rem;
    margin: 2rem auto;
  }
  
  .leaderboard h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
  }
  
  .leaderboard h2::before {
    font-size: 2rem;
    top: -2rem;
  }
  
  /* Mobile specific adjustments */
  #qualificationFilter {
    min-width: 240px !important;
    font-size: 0.9rem !important;
    padding: 0.8rem 2.5rem 0.8rem 2.5rem !important;
  }
  
  #qualificationFilter option {
    font-size: 0.9rem !important;
    padding: 0.7rem 0.8rem !important;
  }
  
  /* MOBILE LEADERBOARD ITEMS - STACKED LAYOUT */
  .leaderboard-item {
    flex-direction: column;
    padding: 1rem;
    gap: 1rem;
    text-align: center;
  }
  
  .leaderboard-user-info {
    order: 2;
    text-align: center;
    width: 100%;
  }
  
  .leaderboard-user-name {
    font-size: 1rem;
    margin-bottom: 0.5rem;
  }
  
  .leaderboard-user-qualification {
    max-width: none;
    display: inline-block;
    margin: 0 auto;
  }
  
  .leaderboard-score-info {
    order: 3;
    text-align: center;
    width: 100%;
  }
  
  .leaderboard-score {
    font-size: 1.8rem;
    margin-bottom: 0.2rem;
  }
  
  .rank-badge {
    order: 1;
    width: 40px;
    height: 40px;
    font-size: 1rem;
    margin: 0 auto;
  }
  
  /* MOBILE CONTENT OPTIMIZATIONS */
  .hero {
    padding: 3rem 1rem 2rem;
  }
  
  .hero-content h1 {
    font-size: 2.5rem;
  }
  
  .hero-content p {
    font-size: 1.1rem;
  }
  
  section {
    padding: 2rem 1rem;
  }
  
  section h2 {
    font-size: 2rem;
  }
  
  .courses-grid, .jobs-scroll, .stories-scroll {
    grid-template-columns: 1fr;
  }
  
  .course-card h3, .job-card h3 {
    font-size: 1.1rem;
  }
  
  .course-card p, .job-card p {
    font-size: 0.9rem;
  }
  
  .btn-primary, .btn-secondary {
    padding: 0.6rem 1rem;
    font-size: 0.9rem;
  }
  
  .support-floating-btn {
    bottom: 20px;
    right: 20px;
    padding: 0.8rem 1rem;
    font-size: 0.9rem;
  }
  
  .donation-modal-content {
    width: 95%;
    margin: 5vh auto;
    padding: 1.5rem;
    max-height: 90vh;
    overflow-y: auto;
  }
  
  .modal-content {
    margin: 2% auto;
    padding: 1.5rem;
    max-height: 95vh;
    width: 95%;
  }
  
  .otp-form {
    margin: 0;
    padding: 2rem 1.5rem;
    max-height: 80vh;
  }
  
  .otp-secondary-actions {
    flex-direction: column;
    gap: 1rem;
  }
  
  .btn-resend-otp, .cancel-login {
    max-width: none !important;
    width: 100% !important;
  }
}

@media (max-width: 480px) {
  html, body {
    width: 100vw !important;
    max-width: 100vw !important;
    overflow-x: hidden !important;
  }
  
  .navbar {
    width: 100vw !important;
    max-width: 100vw !important;
  }
  
  .nav-container {
    padding: 0 0.3rem;
  }
  
  .modal-content {
    margin: 1% auto;
    padding: 1rem;
    max-height: 98vh;
    width: 98%;
  }
  
  .hero {
    padding: 3rem 1rem 2rem;
  }
  
  .hero-content h1 {
    font-size: 2rem;
  }
  
  .donation-modal-content {
    padding: 1rem;
    margin: 3vh auto;
  }
  
  section h2 {
    font-size: 2rem;
  }
  
  .support-floating-btn {
    padding: 0.6rem 0.8rem;
    font-size: 0.8rem;
  }
  
  .donation-message {
    font-size: 0.9rem;
    padding: 0.8rem;
  }
  
  #qrCode {
    max-width: 160px;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .otp-form {
    padding: 1.5rem 1rem;
    margin: 0;
    max-height: 85vh;
  }
  
  .otp-input {
    font-size: 1.5rem;
    padding: 1.2rem 0.8rem;
    letter-spacing: 0.8rem;
  }
  
  .btn-verify-otp {
    padding: 1rem 1.2rem;
    font-size: 1rem;
  }
  
  .auth-buttons {
    min-width: 110px;
    max-width: 110px;
  }
  
  .auth-buttons button {
    min-width: 50px;
    padding: 0.3rem 0.5rem;
    font-size: 0.7rem;
  }
  
  .user-profile {
    min-width: 110px;
    max-width: 110px;
  }
  
  .user-profile #userName {
    max-width: 70px;
    font-size: 0.75rem;
  }
  
  .user-profile .user-avatar {
    width: 24px;
    height: 24px;
  }
  
  /* EXTRA SMALL MOBILE LEADERBOARD */
  .leaderboard {
    padding: 1.5rem 0.5rem;
  }
  
  .leaderboard h2 {
    font-size: 1.8rem;
  }
  
  #qualificationFilter {
    min-width: 200px !important;
    padding: 0.8rem 2.5rem 0.8rem 2.5rem !important;
  }
  
  #qualificationFilter option {
    font-size: 0.85rem !important;
    padding: 0.6rem 0.7rem !important;
  }
  
  .leaderboard-item {
    padding: 0.8rem;
    gap: 0.8rem;
  }
  
  .leaderboard-score {
    font-size: 1.5rem;
  }
  
  .leaderboard-user-name {
    font-size: 0.9rem;
  }
  
  .leaderboard-user-qualification {
    font-size: 0.8rem;
    padding: 0.2rem 0.6rem;
  }
  
  .rank-badge {
    width: 35px;
    height: 35px;
    font-size: 0.9rem;
  }
}

/* Loading states */
.loading {
  text-align: center;
  padding: 2rem;
  color: var(--text-secondary);
}

.loading::after {
  content: '';
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-color);
  border-top: 2px solid var(--primary-color);
  border-radius: 50%;
  margin-left: 1rem;
  animation: spin 1s linear infinite;
  display: inline-block;
}

/* Message Styling */
.auth-message {
  position: fixed;
  top: 80px;
  right: 20px;
  z-index: 10001;
  padding: 1rem 1.5rem;
  border-radius: 10px;
  color: white;
  font-weight: 600;
  box-shadow: 0 4px 15px rgba(0,0,0,0.3);
  transform: translateX(100%);
  transition: transform 0.3s ease;
  max-width: 350px;
  word-wrap: break-word;
}

.auth-message.success {
  background: linear-gradient(135deg, #2ecc71, #27ae60);
}

.auth-message.error {
  background: linear-gradient(135deg, #e74c3c, #c0392b);
}

.auth-message.warning {
  background: linear-gradient(135deg, #f39c12, #e67e22);
}

.auth-message.info {
  background: linear-gradient(135deg, #3498db, #2980b9);
}

/* Utility classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.hidden { display: none; }
.visible { display: block; }

/* Animations */
.fade-in {
  animation: fadeIn 0.5s ease-in;
}

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

.slide-up {
  animation: slideUp 0.5s ease-out;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Discussion Modal Specific Styles */
#discussionModal .modal-content {
  background: linear-gradient(135deg, var(--card-bg) 0%, #363636 100%);
  border: 1px solid var(--border-color);
  color: var(--text-color);
  position: relative;
}

#discussionModal .modal-content h3 {
  color: var(--primary-color);
  margin-bottom: 1.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--border-color);
}

#discussionModal .modal-content h4 {
  color: var(--primary-color);
  margin: 1.5rem 0 1rem 0;
}

.reply-form {
  background: linear-gradient(135deg, var(--bg-color), #2a2a2a);
  padding: 1.5rem;
  border-radius: 10px;
  margin-top: 2rem;
  border: 1px solid var(--border-color);
}

.discussion-badge {
  padding: 0.25rem 0.75rem;
  border-radius: 15px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  display: inline-block;
  margin: 0.2rem;
}

.badge-general { background: var(--primary-color); color: white; }
.badge-academic { background: #9b59b6; color: white; }
.badge-career { background: #e67e22; color: white; }
.badge-study-tips { background: #1abc9c; color: white; }
.badge-exam-prep { background: #e74c3c; color: white; }
.badge-technology { background: #34495e; color: white; }
.badge-motivation { background: #f39c12; color: white; }
.badge-pinned { background: #e74c3c; color: white; }
.badge-open { background: #2ecc71; color: white; }
.badge-closed { background: #95a5a6; color: white; }

/* Enhanced share modal styling */
.modal .btn-success {
  background: linear-gradient(135deg, #2ecc71, #27ae60);
  color: white;
}

.modal .btn-error {
  background: linear-gradient(135deg, #e74c3c, #c0392b);
  color: white;
}

.modal textarea {
  font-family: 'Courier New', monospace;
  line-height: 1.4;
}

.modal .btn-secondary {
  margin: 0.25rem;
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
}

/* Responsive modal buttons */
@media (max-width: 768px) {
  .modal .btn-secondary {
    width: 100%;
    margin: 0.25rem 0;
  }
}

.share-option {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: var(--card-bg);
  border: 2px solid var(--border-color);
  border-radius: 10px;
  text-decoration: none;
  color: var(--text-color);
  transition: all 0.3s ease;
  cursor: pointer;
  min-height: 80px;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: 600;
}

.share-option:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(52, 152, 219, 0.3);
}

.share-option.whatsapp:hover { background: #25D366; }
.share-option.telegram:hover { background: #0088cc; }
.share-option.twitter:hover { background: #1da1f2; }
.share-option.facebook:hover { background: #1877f2; }
.share-option.email:hover { background: #ea4335; }
.share-option.copy:hover { background: #2ecc71; }

/* Success Stories Widget Styling */
.success-stories .stories-scroll {
  background: linear-gradient(135deg, #f7fafc 0, #eaf6fb 100%);
  border-radius: 20px;
  padding: 2rem;
  margin: 2rem auto;
  text-align: center;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
}

#shapo-widget-0a47732aab6aea783925 {
  margin: 2rem 0;
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Responsive for mobile */
@media (max-width: 768px) {
  .success-stories .stories-scroll {
    padding: 1rem;
    margin: 1rem;
  }
}

/* Enhanced Jobs Scroll for Home Page */
.jobs-scroll {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-height: 400px;
  overflow-y: auto;
  padding: 1rem;
  background: var(--card-bg);
  border-radius: 15px;
  border: 1px solid var(--border-color);
}

.jobs-scroll::-webkit-scrollbar {
  width: 6px;
}

.jobs-scroll::-webkit-scrollbar-track {
  background: var(--border-color);
  border-radius: 3px;
}

.jobs-scroll::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: 3px;
}

.jobs-scroll .job-card {
  background: var(--bg-color);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  margin: 0;
}

.jobs-scroll .job-card:hover {
  transform: translateX(5px);
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  border-color: var(--primary-color);
}

.jobs-scroll .job-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--text-color);
  line-height: 1.3;
}

.jobs-scroll .job-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  line-height: 1.4;
}

.jobs-scroll .job-card small {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

@keyframes scrollUp {
  0% { transform: translateY(100%); }
  100% { transform: translateY(-100%); }
}

/* Enhanced Course Cards */
.enhanced-course-card {
  background: linear-gradient(135deg, var(--card-bg) 0%, #363636 100%);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 0;
  box-shadow: var(--shadow);
  transition: all 0.4s ease;
  display: flex;
  flex-direction: column;
  height: fit-content;
  overflow: hidden;
  cursor: pointer;
  position: relative;
}

.enhanced-course-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 12px 35px rgba(52, 152, 219, 0.3);
  border-color: var(--primary-color);
}

.course-image-section {
  background: linear-gradient(135deg, var(--primary-color), #2980b9);
  height: 120px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.featured-badge, .free-badge, .premium-badge {
  position: absolute;
  top: 15px;
  right: 15px;
  padding: 0.4rem 0.8rem;
  border-radius: 15px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
}

.featured-badge {
  background: linear-gradient(135deg, #e74c3c, #c0392b);
  color: white;
}

.free-badge {
  background: linear-gradient(135deg, #27ae60, #2ecc71);
  color: white;
}

.premium-badge {
  background: linear-gradient(135deg, #f39c12, #e67e22);
  color: white;
}

.completed-badge {
  background: linear-gradient(135deg, #27ae60, #2ecc71) !important;
  color: white;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(39, 174, 96, 0.3);
  position: absolute;
  top: 15px;
  right: 15px;
  padding: 0.4rem 0.8rem;
  border-radius: 15px;
  font-size: 0.8rem;
  text-transform: uppercase;
}

.btn-enroll.completed {
  background: linear-gradient(135deg, #95a5a6, #7f8c8d);
  color: white;
}

.btn-enroll.completed:hover {
  background: linear-gradient(135deg, #7f8c8d, #95a5a6);
  transform: translateY(-1px);
}

.course-card-compact.completed, .enhanced-course-card.completed {
  border: 2px solid #27ae60;
  box-shadow: 0 4px 15px rgba(39, 174, 96, 0.2);
  position: relative;
}

.course-card-compact.completed::after, .enhanced-course-card.completed::after {
  content: 'Completed';
  position: absolute;
  top: -10px;
  right: -10px;
  background: linear-gradient(135deg, #27ae60, #2ecc71);
  color: white;
  padding: 0.3rem 0.6rem;
  border-radius: 12px;
  font-size: 0.7rem;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(39, 174, 96, 0.3);
  transform: rotate(15deg);
}

.course-content {
  padding: 1.5rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.course-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-color);
  margin-bottom: 0.8rem;
  line-height: 1.3;
}

.course-description {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 1rem;
  flex-grow: 1;
}

.course-stats {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

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

.course-price {
  font-weight: 600;
  color: var(--primary-color);
  font-size: 1.1rem;
}

.enroll-btn {
  background: linear-gradient(135deg, var(--primary-color), #2980b9);
  color: white;
  border: none;
  padding: 0.6rem 1.2rem;
  border-radius: 25px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 0.9rem;
}

.enroll-btn:hover {
  background: linear-gradient(135deg, #2980b9, var(--primary-color));
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(52, 152, 219, 0.4);
}

.leaderboard #qualificationFilter {
  background: linear-gradient(135deg, var(--card-bg) 0%, #363636 100%) !important;
  color: var(--text-color) !important;
  border: 2px solid var(--border-color) !important;
  padding: 1rem 3rem 1rem 3rem !important;
  border-radius: 25px !important;
  font-size: 1rem !important;
  font-weight: 600 !important;
  min-width: 280px !important;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2) !important;
  transition: all 0.3s ease !important;
  cursor: pointer !important;
  appearance: none !important;
  background-image: linear-gradient(45deg, transparent 50%, var(--primary-color) 50%), 
                    linear-gradient(135deg, var(--primary-color) 50%, transparent 50%), 
                    url("data:image/svg+xml;charset=US-ASCII,<svg xmlns='http://www.w3.org/2000/svg' width='24' height='24' fill='%23ffffff'><text x='2' y='18' font-size='18'>▾</text></svg>") !important;
  background-position: calc(100% - 20px) calc(1rem + 2px), calc(100% - 15px) calc(1rem + 2px), 12px center !important;
  background-size: 5px 5px, 5px 5px, 20px 20px !important;
  background-repeat: no-repeat !important;
  margin: 0 auto 2rem auto !important;
  display: block !important;
}

.leaderboard #qualificationFilter:hover {
  border-color: var(--primary-color) !important;
  box-shadow: 0 6px 20px rgba(52, 152, 219, 0.3) !important;
  transform: translateY(-2px) !important;
}

.leaderboard #qualificationFilter:focus {
  outline: none !important;
  border-color: var(--primary-color) !important;
  box-shadow: 0 0 0 4px rgba(52, 152, 219, 0.2) !important;
}

.leaderboard #qualificationFilter option {
  background-color: #ffffff !important;
  color: #2c3e50 !important;
  padding: 0.8rem 1rem !important;
  font-weight: 600 !important;
  font-size: 1rem !important;
  border: none !important;
  line-height: 1.4 !important;
}

.leaderboard #qualificationFilter option:hover {
  background-color: var(--primary-color) !important;
  color: #ffffff !important;
}

.leaderboard #qualificationFilter option:checked {
  background-color: var(--primary-color) !important;
  color: #ffffff !important;
  font-weight: 700 !important;
}

.courses-filter #qualificationFilter, .courses-filter #subjectFilter {
  background: var(--card-bg) !important;
  border: 2px solid var(--border-color) !important;
  color: var(--text-color) !important;
  padding: 0.8rem 1rem !important;
  border-radius: 25px !important;
  cursor: pointer !important;
  font-weight: 500 !important;
  font-size: 1rem !important;
  transition: all 0.3s ease !important;
  min-width: 200px !important;
  appearance: auto !important;
  background-image: none !important;
  box-shadow: none !important;
  margin: 0 !important;
  display: inline-block !important;
}

.courses-filter #qualificationFilter:hover, .courses-filter #subjectFilter:hover,
.courses-filter #qualificationFilter:focus, .courses-filter #subjectFilter:focus {
  border-color: var(--primary-color) !important;
  box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1) !important;
  transform: translateY(-2px) !important;
  outline: none !important;
}

.courses-filter #qualificationFilter option, .courses-filter #subjectFilter option {
  background-color: var(--card-bg) !important;
  color: var(--text-color) !important;
  padding: 0.5rem 0.8rem !important;
  font-weight: normal !important;
  font-size: 1rem !important;
  border: none !important;
  line-height: 1.4 !important;
}

.courses-filter #qualificationFilter option:hover, .courses-filter #subjectFilter option:hover {
  background-color: var(--primary-color) !important;
  color: #ffffff !important;
}

.ad-space {
  text-align: center;
  margin: 2rem auto;
  display: block;
  max-width: 728px;
  width: 100%;
}

.adsbygoogle {
  display: block !important;
  margin: 0 auto !important;
  text-align: center;
}

@media (max-width: 768px) {
  .ad-space {
    margin: 1.5rem auto;
    padding: 0 1rem;
  }
}

.phone-input-container {
  display: flex !important;
  gap: 0.5rem;
  width: 100%;
  align-items: stretch;
}

.phone-input-container select {
  flex: 0 0 auto;
  min-width: 90px;
  max-width: 120px;
  padding: 0.8rem;
  border: 2px solid var(--border-color);
  border-radius: 5px;
  background: var(--bg-color);
  color: var(--text-color);
  font-size: 0.9rem;
  font-weight: 500;
}

.phone-input-container input[type="tel"] {
  flex: 1 1 auto;
  min-width: 0;
  padding: 0.8rem;
  border: 2px solid var(--border-color);
  border-radius: 5px;
  background: var(--bg-color);
  color: var(--text-color);
}

@media (max-width: 768px) {
  .phone-input-container {
    flex-direction: row;
    gap: 0.4rem;
  }
  
  .phone-input-container select {
    min-width: 80px;
    max-width: 100px;
    font-size: 0.85rem;
    padding: 0.7rem;
  }
  
  .phone-input-container input[type="tel"] {
    padding: 0.7rem;
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .phone-input-container select {
    min-width: 75px;
    max-width: 90px;
    padding: 0.6rem;
  }
  
  .phone-input-container input[type="tel"] {
    padding: 0.6rem;
  }
}

button.logout-emoji, button.logout-btn, button[onclick="logout()"] {
  font-size: 1.2rem;
  line-height: 1;
  padding: 0.4em 0.8em;
  vertical-align: middle;
}

.mobile-menu-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 999;
}

.mobile-menu-overlay.active {
  display: block;
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: rotate(-45deg) translate(-5px, 6px);
}

.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
  transform: rotate(45deg) translate(-5px, -6px);
}

/* Leaderboard Avatars */
.leaderboard-avatar {
width: 40px;
height: 40px;
border-radius: 50%;
object-fit: cover;
border: 2px solid rgba(52,152,219,0.3);
transition: all 0.3s ease;
}

.leaderboard-item:hover .leaderboard-avatar {
border-color: var(--primary-color);
box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
}

/* Mobile Adjustments */
@media (max-width: 768px) {
  .leaderboard-item {
    flex-direction: row;
    align-items: center;
    padding: 1rem;
  }
  .leaderboard-avatar {
    width: 35px;
    height: 35px;
    margin-right: 0.8rem;
  }
}



@media (min-width: 1025px) {
  /* 1. Profile area: original avatar, name close */
  .navigation-panel .user-profile {
    padding: 0.8rem !important; /* Further reduced padding */
    text-align: center;
    background: linear-gradient(135deg, #667eea, #764ba2);
  }
  .navigation-panel .profile-image {
    width: 80px !important;
    height: 80px !important;
    border-radius: 50%;
    border: 3px solid #fff;
    margin-bottom: 0 !important; /* Remove gap completely */
    object-fit: cover;
    display: block;
    margin-left: auto;
    margin-right: auto;
  }
  .navigation-panel .user-name {
    font-weight: bold;
    font-size: 1.08rem !important;
    margin-bottom: 0 !important;
    margin-top: 0 !important;
    line-height: 1.0; /* Tighter line height */
  }
  .navigation-panel .user-qualification {
    font-size: 0.91rem !important;
    opacity: 0.85;
    margin-top: 0.2rem !important; /* Small gap from name */
    margin-bottom: 0 !important;
  }
  /* 2. Timer area: reduced, around 70% size, with labels above values, tighter vertical stacking */
  .navigation-panel .timer-display {
    padding: 0.7rem 1rem 0.5rem 1rem !important; /* tightened padding */
    border-bottom: 1px solid #e0e0e0;
    text-align: center;
    display: flex;
    gap: 0.75rem !important; /* reduced gap */
    justify-content: center;
  }
  .navigation-panel .timer-section {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    margin-bottom: 0.15rem !important;
    flex: 1;
    min-width: 0;
    text-align: center;
  }
  .navigation-panel .timer-label {
    font-size: 0.83rem !important;  /* smaller font size */
    color: #666 !important;
    margin-bottom: 0.05rem !important;
    font-weight: 500;
  }
  .navigation-panel .timer-value {
    font-size: 1.02rem !important; /* 70% of original font-size */
    padding: 0.18rem 0.4rem !important; /* tighter box */
    min-width: 40px !important;
    max-width: 55px !important;
    background: #f8f9fa !important;
    color: #333 !important;
    border-radius: 10px !important;
    border: 2px solid #e0e0e0 !important;
    margin: 0 !important;
    box-sizing: border-box;
    text-align: center !important;
    display: inline-block !important;
    font-weight: bold !important;
  }
  /* 3. Question navigation grid stays compact */
  .navigation-panel .questions-grid {
    grid-template-columns: repeat(5, 1fr) !important;
    gap: 0.45rem !important;
    padding: 0.3rem 0.1rem !important;
  }
  .navigation-panel .question-nav-btn {
    width: 34px !important;
    height: 34px !important;
    font-size: 1rem !important;
    padding: 0 !important;
    border-radius: 8px !important;
  }
}

/* Enhanced Patch: Ensure leaderboard user name visibility with proper theme support */
.leaderboard-user-name {
  font-weight: bold !important;
  font-size: 1.1rem !important;
  color: var(--text-color, #2c3e50) !important; /* Theme variable with dark fallback */
  margin-bottom: 0.3rem !important;
  line-height: 1.2 !important;
  z-index: 1 !important;
}

/* Consistent theme colors: Dark text in light mode, light text in dark mode */
@media (prefers-color-scheme: light) {
  :root {
    --text-color: #2c3e50 !important; /* Dark text for light backgrounds */
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    --text-color: #e0e0e0 !important; /* Light text for dark backgrounds */
  }
}