/* GreenTrace CSS */

:root {
  /* Light theme colors */
  --primary: #2e7d32;        
  --accent: #4caf50;        
  --light: #f4fff4; 
  --card: #ffffff;        
  --text: #163d2c;    
  --muted: #6b6b6b;   
  --border: #e6efe6;    
  --radius: 10px;
  --max-width: 1200px;
  --shadow: 0 6px 18px rgba(0,0,0,0.06);
  --transition: all 0.3s ease;
}

/* Dark theme colors */
[data-theme="dark"] {
  --primary: #4caf50;    
  --accent: #66bb6a;      
  --light: #121212;     
  --card: #1e1e1e;        
  --text: #e0e0e0;         
  --muted: #a0a0a0;         
  --border: #333333;        
  --shadow: 0 6px 18px rgba(0,0,0,0.3);
}

* { 
  box-sizing: border-box; 
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

body {
  margin: 0;
  font-family: 'Poppins', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial;
  background: var(--light);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
}

/* ===== NAVIGATION ===== */
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 18px;
  max-width: var(--max-width);
  margin: 12px auto;
  flex-wrap: wrap;
  gap: 10px;
}

/* Logo and Brand design - Consistent across all pages */
.brand {
  font-family: "Poppins", sans-serif;
  font-size: 40px;
  font-weight: 700;
  display: flex;
  align-items: center;
  color: var(--primary);
  gap: 10px;
  text-decoration: none;
}

.logo-img {
  width: 100px;
  height: 100px;
  border-radius: 50px;
  zoom: 1.2;
  box-shadow: 0 2px 6px rgba(46,125,50,0.12);
}

.brand-text {
  font-size: 40px;
  font-weight: 700;
  color: var(--primary);
}

.tagline {
  font-style: italic;
  font-family: "Poppins", sans-serif;
  font-size: 15px;
  color: var(--accent);
  letter-spacing: 0.5px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.nav-links a {
  text-decoration: none;
  color: var(--text);
  font-weight: 500;
  padding: 8px 12px;
  border-radius: 6px;
  transition: var(--transition);
  position: relative;
}

.nav-links a:hover {
  color: var(--accent);
  background: rgba(76, 175, 80, 0.1);
}

/* Active state for navigation links */
.nav-links a[href="index.html"],
.nav-link-active {
  color: var(--accent);
  font-weight: 700;
  background: rgba(76, 175, 80, 0.15);
}

.nav-links a[href="index.html"]::after,
.nav-link-active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
}

/* Subscription link styling */
.nav-links a[href="sub.html"] {
  color: var(--accent);
  font-weight: 700;
  background: rgba(76, 175, 80, 0.15);
}

/* ===== BUTTONS ===== */
.btn { 
  display: inline-block; 
  padding: 10px 16px; 
  border-radius: 8px; 
  border: none; 
  cursor: pointer; 
  text-decoration: none; 
  font-weight: 500;
  text-align: center;
  transition: var(--transition);
}

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

.btn.primary:hover {
  background: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(46, 125, 50, 0.3);
}

.btn.secondary { 
  background: var(--card); 
  border: 1px solid var(--primary); 
  color: var(--primary); 
}

.btn.secondary:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-2px);
}

/* Dark mode toggle */
.dark-toggle {
  background: transparent;
  border: none;
  cursor: pointer;
  font-size: 1.4rem;
  color: var(--text);
  transition: transform 0.3s ease;
  padding: 4px;
}

.dark-toggle:hover {
  transform: rotate(20deg);
}

/* ===== MAIN LAYOUT ===== */
.container {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: 40px;
  margin: 40px auto;
  flex-wrap: wrap;
  max-width: var(--max-width);
  padding: 0 20px;
}

/* Map and Form sections */
.map-section,
.form-section,
.leaderboard-section {
  background-color: var(--card);
  border-radius: 20px;
  padding: 24px;
  box-shadow: var(--shadow);
  flex: 1;
  min-width: 300px;
  max-width: 500px;
  border: 1px solid var(--border);
}

.leaderboard-section {
  max-width: 800px;
  width: 100%;
}

/* ===== MAP STYLES ===== */
.map,
#map {
  width: 100%;
  height: 400px;
  border-radius: 12px;
  margin-top: 10px;
  border: 1px solid var(--border);
}

.leaflet-container {
  height: 100%;
  width: 100%;
  border-radius: 12px;
}

/* ===== FORM STYLES ===== */
.tree-form, 
.auth-form { 
  display: flex; 
  flex-direction: column; 
  gap: 16px; 
}

.tree-form label,
.auth-form label { 
  display: flex; 
  flex-direction: column; 
  font-size: 0.9rem; 
  color: var(--text);
  font-weight: 500;
}

.tree-form input, 
.tree-form select, 
.tree-form textarea,
.auth-form input {
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  margin-top: 6px;
  font-size: 0.95rem;
  background: var(--card);
  color: var(--text);
  transition: var(--transition);
}

.tree-form input:focus,
.tree-form select:focus, 
.tree-form textarea:focus,
.auth-form input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(76, 175, 80, 0.2);
}

/* ===== UTILITY CLASSES ===== */
.hidden { display: none !important; }

.callout { 
  background: rgba(76, 175, 80, 0.1); 
  border-left: 4px solid var(--accent); 
  padding: 12px; 
  border-radius: 6px; 
  margin-bottom: 10px; 
  color: var(--text);
}

.callout a {
  color: var(--primary);
  font-weight: 600;
}

.muted { 
  color: var(--muted); 
  font-size: 0.95rem; 
  text-align: center;
}

.muted a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

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

/* ===== FOOTER ===== */
.footer { 
  text-align: center; 
  color: var(--muted); 
  padding: 30px 0; 
  margin-top: 40px;
  border-top: 1px solid var(--border);
  font-size: 0.9rem;
}

/* ===== AUTH PAGES ===== */
.auth-container { 
  max-width: 420px; 
  margin: 40px auto; 
  padding: 30px; 
  background: var(--card); 
  border-radius: var(--radius); 
  box-shadow: var(--shadow); 
  border: 1px solid var(--border);
}

.auth-container h2 {
  text-align: center;
  color: var(--text);
  margin-bottom: 8px;
  font-size: 1.8rem;
  font-weight: 600;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin: 25px 0;
}

.auth-form label {
  display: flex;
  flex-direction: column;
  font-size: 0.95rem;
  color: var(--text);
  font-weight: 500;
  gap: 8px;
}

.auth-form input {
  padding: 12px 14px;
  border-radius: 8px;
  border: 1px solid var(--border);
  font-size: 1rem;
  background: var(--light);
  color: var(--text);
  transition: var(--transition);
}

.auth-form input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.1);
}

.auth-form input::placeholder {
  color: var(--muted);
  opacity: 0.7;
}

/* ===== LANDING PAGE STYLES ===== */

/* Hero Section */
.hero {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  text-align: center;
  background: 
    linear-gradient(135deg, rgba(46, 125, 50, 0.1) 0%, rgba(76, 175, 80, 0.05) 100%),
    radial-gradient(ellipse at 80% 50%, rgba(46, 125, 50, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 20% 20%, rgba(76, 175, 80, 0.05) 0%, transparent 50%);
  padding: 2rem;
  position: relative;
  overflow: hidden;
  margin: 20px auto;
  border-radius: var(--radius);
  max-width: var(--max-width);
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  opacity: 0.3;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.hero h1 {
  font-size: 3.2rem;
  color: var(--primary);
  margin-bottom: 1.5rem;
  font-weight: 700;
  line-height: 1.2;
}

.hero p {
  font-size: 1.2rem;
  color: var(--muted);
  margin-bottom: 2.5rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 2rem;
  flex-wrap: wrap;
}

/* Sections */
.section {
  padding: 80px 0;
  text-align: center;
}

/* About Section */
#about {
  padding-bottom: 1.5rem;
}

.about {
  background: 
    radial-gradient(ellipse at 80% 50%, rgba(46, 125, 50, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 20% 20%, rgba(76, 175, 80, 0.1) 0%, transparent 50%),
    linear-gradient(135deg, var(--light) 0%, #f8fff8 100%);
  padding: 80px 0;
  text-align: center;
  border-radius: var(--radius);
  margin: 40px auto;
  max-width: var(--max-width);
  position: relative;
  overflow: hidden;
}

/* Dark theme specific styles for about section */
[data-theme="dark"] .about {
  background: 
    radial-gradient(ellipse at 80% 50%, rgba(76, 175, 80, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 20% 20%, rgba(102, 187, 106, 0.1) 0%, transparent 50%),
    linear-gradient(135deg, var(--light) 0%, #1a1a1a 100%);
}

.about::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%232e7d32' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.4;
}

[data-theme="dark"] .about::before {
  background: 
    url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%234caf50' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.3;
}

.about .container {
  position: relative;
  z-index: 2;
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}

.about h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 2rem;
  background: linear-gradient(135deg, var(--text) 0%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.about p {
  font-size: clamp(1rem, 2vw, 1.2rem);
  margin-bottom: 1.5rem;
  color: var(--muted);
  line-height: 1.6;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.about strong {
  color: var(--accent);
  font-weight: 600;
}

/* How It Works Section */
#how-it-works {
  padding-top: 1.5rem;
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  text-align: center;
  color: var(--primary);
  font-weight: 700;
}

.section-subtitle {
  font-size: 1.1rem;
  margin-bottom: 3rem;
  text-align: center;
  color: var(--muted);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* Features Grid */
.features-grid, .benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.feature-card, .benefit-card {
  background-color: var(--card);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  text-align: center;
  border: 1px solid var(--border);
  transition: var(--transition);
}

.feature-card:hover, .benefit-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.15);
}

.feature-icon, .benefit-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  display: block;
}

.feature-card h3, .benefit-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--primary);
  font-weight: 600;
}

/* CTA Section */
.cta {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  color: white;
  text-align: center;
  padding: 80px 0;
  border-radius: var(--radius);
  margin: 40px auto;
  max-width: var(--max-width);
}

.cta h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  font-weight: 700;
}

.cta p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  opacity: 0.9;
}

.cta .btn {
  background: white;
  color: var(--primary);
  font-size: 1.1rem;
  padding: 1rem 2rem;
}

.cta .btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(255,255,255,0.3);
}

/* Scroll Animation */
.slide-up {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s ease;
}

.slide-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== DASHBOARD STYLES ===== */
.dashboard {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 20px;
}

.welcome-section {
  background: linear-gradient(135deg, rgba(46, 125, 50, 0.1), rgba(76, 175, 80, 0.05));
  border-radius: var(--radius);
  padding: 30px;
  margin-bottom: 30px;
  border: 1px solid var(--border);
}

.welcome-section h1 {
  color: var(--primary);
  margin: 0;
  font-size: 2rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.stat-card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
  text-align: center;
  border: 1px solid var(--border);
  transition: transform 0.3s;
}

.stat-card:hover {
  transform: translateY(-5px);
}

.stat-number {
  font-size: 2.2rem;
  color: var(--primary);
  font-weight: 700;
}

.stat-label {
  color: var(--muted);
  font-size: 0.9rem;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 30px;
}

.map-section, .actions-section, .charts-section {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
  border: 1px solid var(--border);
}

.map-info {
  margin-top: 10px;
  color: var(--muted);
}

.quick-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.action-btn {
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 14px 18px;
  border-radius: var(--radius);
  text-decoration: none;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.action-btn:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-2px);
}

/* Dashboard Footer */
.dashboard-footer {
  text-align: center;
  color: var(--muted);
  margin-top: 40px;
  padding: 20px 0;
  border-top: 1px solid var(--border);
}

/* ===== MY TREES PAGE STYLES ===== */
.tree-gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.tree-card {
  background: var(--card);
  border-radius: 12px;
  box-shadow: var(--shadow);
  padding: 1rem;
  text-align: center;
  border: 1px solid var(--border);
  position: relative;
  transition: var(--transition);
}

.tree-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.tree-card img {
  width: 100%;
  height: 150px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 0.8rem;
}

.tree-card h3 {
  color: var(--primary);
  margin: 0.5rem 0;
  font-size: 1.1rem;
  font-weight: 600;
}

.tree-card p {
  margin: 0.3rem 0;
  color: var(--text);
  font-size: 0.9rem;
}

.tree-verified {
  color: #4caf50;
  font-weight: 600;
  margin: 0.5rem 0;
}

.tree-not-verified {
  color: #f44336;
  font-weight: 600;
  margin: 0.5rem 0;
}

.tree-confidence {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 5px;
}

.tree-delete-btn {
  background: #f44336;
  color: white;
  border: none;
  border-radius: 6px;
  padding: 8px 12px;
  margin-top: 10px;
  cursor: pointer;
  transition: background 0.2s;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.tree-delete-btn:hover {
  background: #d32f2f;
}

/* ===== LEADERBOARD STYLES ===== */
.leaderboard-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 200px);
}

.leaderboard-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 15px;
  margin-bottom: 20px;
}

.leaderboard-stat-card {
  background: var(--light);
  border-radius: var(--radius);
  padding: 15px;
  text-align: center;
  border: 1px solid var(--border);
  transition: transform 0.3s ease;
}

.leaderboard-stat-card:hover {
  transform: translateY(-2px);
}

.leaderboard-stat-number {
  font-size: 1.8rem;
  color: var(--primary);
  font-weight: 700;
}

.leaderboard-stat-label {
  font-size: 0.85rem;
  color: var(--muted);
}

.leaderboard-list {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.leaderboard-entry {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--light);
  border-radius: var(--radius);
  padding: 14px 18px;
  border: 1px solid var(--border);
  transition: var(--transition);
}

.leaderboard-entry:hover {
  background: rgba(76, 175, 80, 0.08);
  transform: translateY(-2px);
}

.leaderboard-rank {
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--primary);
  width: 40px;
  text-align: center;
}

.leaderboard-user-info {
  flex: 1;
  margin-left: 10px;
}

.leaderboard-user-info h3 {
  margin: 0;
  font-size: 1rem;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.leaderboard-user-info p {
  margin: 2px 0 0;
  font-size: 0.85rem;
  color: var(--muted);
}

.leaderboard-score {
  font-weight: 600;
  color: var(--accent);
  font-size: 1rem;
}

.leaderboard-medal {
  font-size: 1.5rem;
}

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

.leaderboard-actions {
  margin-top: 12px;
  text-align: center;
}

.leaderboard-btn {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  padding: 10px 16px;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 500;
  transition: background 0.3s;
}

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

/* ===== SUBSCRIPTION PAGE STYLES ===== */
.wrap {
  max-width: var(--max-width);
  margin: 40px auto;
  padding: 20px;
}

.subscription-header {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 40px;
}

.subscription-title {
  font-size: 2rem;
  margin: 0;
  color: var(--primary);
  font-weight: 700;
}

.subscription-lead {
  margin: 8px 0 0 0;
  color: var(--muted);
  font-size: 1.1rem;
}

.subscription-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.subscription-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: var(--transition);
}

.subscription-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 24px rgba(0,0,0,0.1);
}

.plan-title {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 16px;
}

.plan-name {
  font-weight: 600;
  font-size: 1.3rem;
  color: var(--text);
}

.plan-price {
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--accent);
  background: linear-gradient(135deg, rgba(76, 175, 80, 0.1), rgba(255,255,255,0.02));
  padding: 8px 12px;
  border-radius: var(--radius);
}

.plan-badge {
  display: inline-block;
  background: rgba(76, 175, 80, 0.1);
  color: var(--accent);
  padding: 6px 12px;
  font-weight: 600;
  border-radius: 20px;
  font-size: 0.8rem;
  margin-left: 8px;
}

.price-subtitle {
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.9rem;
}

.plan-features {
  margin: 20px 0;
  padding-left: 0;
  color: var(--text);
  line-height: 1.6;
}

.plan-features li {
  margin-bottom: 12px;
  position: relative;
  padding-left: 24px;
  list-style: none;
}

.plan-features li:before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent);
  font-weight: 700;
  font-size: 1rem;
}

.plan-cta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
}

.subscribe-btn {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border: none;
  color: white;
  font-weight: 600;
  padding: 12px 20px;
  border-radius: var(--radius);
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 12px rgba(46, 125, 50, 0.3);
  transition: var(--transition);
}

.subscribe-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(46, 125, 50, 0.4);
}

.plan-note {
  font-size: 0.9rem;
  color: var(--muted);
}

.plan-highlight {
  border: 2px solid var(--accent);
  background: linear-gradient(135deg, rgba(76, 175, 80, 0.05), var(--card));
}

.plan-best {
  transform: scale(1.02);
}

.plan-best:hover {
  transform: scale(1.02) translateY(-5px);
}

.subscription-footer {
  margin-top: 40px;
  color: var(--muted);
  font-size: 0.9rem;
  text-align: center;
  padding: 20px 0;
  border-top: 1px solid var(--border);
}

/* Premium Benefits Section */
.premium-benefits {
  margin-top: 40px;
}

.benefits-heading {
  color: var(--text);
  margin: 0 0 16px 0;
  font-size: 1.5rem;
}

.benefits-emphasis {
  color: var(--accent);
  font-style: italic;
}

.benefits-list {
  list-style: none;
  padding-left: 0;
  color: var(--text);
}

.benefits-list li {
  padding-left: 0;
  margin-bottom: 12px;
}

.benefits-note {
  margin: 20px 0 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

/* ===== TOAST NOTIFICATIONS ===== */
.toast {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: var(--primary);
  color: white;
  padding: 12px 18px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  z-index: 1000;
  opacity: 0;
  transition: opacity 0.3s;
  font-weight: 500;
  max-width: 300px;
}

.toast.show {
  opacity: 1;
}

.toast.success {
  background: var(--accent);
}

.toast.error {
  background: #f44336;
}

.toast.warning {
  background: #ff9800;
}

.toast.info {
  background: var(--primary);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
  .nav {
    flex-direction: column;
    text-align: center;
    gap: 15px;
    padding: 10px;
  }
  
  .nav-links {
    justify-content: center;
    gap: 10px;
  }
  
  .container {
    flex-direction: column;
    align-items: center;
    gap: 20px;
    margin: 20px auto;
  }
  
  .map-section,
  .form-section {
    width: 100%;
    max-width: 100%;
  }
  
  .map,
  #map {
    height: 300px;
  }
  
  .brand {
    font-size: 32px;
  }
  
  .logo-img {
    width: 80px;
    height: 80px;
  }
  
  .brand-text {
    font-size: 32px;
  }
  
  .tagline {
    font-size: 14px;
  }
  
  .nav-links a {
    padding: 6px 10px;
    font-size: 0.9rem;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .section {
    padding: 60px 0;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .hero-buttons .btn {
    width: 100%;
    max-width: 300px;
  }
  
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
  
  .stats-grid {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
  }
  
  .stat-card {
    padding: 20px;
  }
  
  .stat-number {
    font-size: 1.8rem;
  }
  
  .welcome-section {
    padding: 20px;
  }
  
  .welcome-section h1 {
    font-size: 1.5rem;
  }
  
  .subscription-grid {
    grid-template-columns: 1fr;
  }
  
  .plan-cta {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }
  
  .subscribe-btn {
    text-align: center;
    justify-content: center;
  }
  
  .subscription-header {
    flex-direction: column;
    text-align: center;
    gap: 12px;
  }
  
  .auth-container {
    margin: 20px auto;
    padding: 25px 20px;
  }
}

@media (max-width: 480px) {
  .nav {
    padding: 8px;
  }
  
  .brand {
    font-size: 28px;
    gap: 8px;
  }
  
  .logo-img {
    width: 70px;
    height: 70px;
  }
  
  .brand-text {
    font-size: 28px;
  }
  
  .tagline {
    font-size: 13px;
  }
  
  .nav-links {
    gap: 8px;
  }
  
  .nav-links a {
    padding: 5px 8px;
    font-size: 0.85rem;
  }
  
  .btn.primary,
  .btn.secondary {
    padding: 8px 12px;
    font-size: 0.9rem;
  }
  
  .map-section,
  .form-section,
  .auth-container {
    padding: 16px;
  }
  
  .map,
  #map {
    height: 250px;
  }
  
  .hero {
    padding: 60px 0;
    height: auto;
    min-height: 100vh;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .features-grid,
  .benefits-grid {
    grid-template-columns: 1fr;
  }
  
  .feature-card,
  .benefit-card {
    padding: 1.5rem;
  }
  
  .about {
    padding: 60px 0;
  }
  
  .dashboard {
    padding: 15px;
  }
  
  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .map-section, .actions-section {
    padding: 20px;
  }
  
  .wrap {
    padding: 16px;
  }
  
  .subscription-card {
    padding: 20px;
  }
  
  .plan-title {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  
  .auth-container {
    margin: 15px;
    padding: 20px 15px;
  }
}

/* Screen Reader Only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}