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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: #333;
  background: #f8fafc;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Navigation */
.navbar {
  background: #fff;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.nav-logo {
  display: flex;
  align-items: center;
  font-size: 24px;
  font-weight: bold;
  color: #000000;
}

.nav-logo i {
  margin-right: 10px;
  font-size: 28px;
}

.nav-menu {
  display: flex;
  gap: 30px;
}

.nav-link {
  text-decoration: none;
  color: #64748b;
  font-weight: 500;
  transition: color 0.3s;
}

.nav-link:hover {
  color: #000000;
}

/* Hero Section */
.hero {
  padding: 120px 0 80px;
  background: linear-gradient(135deg, #1a1a1a 0%, #000000 100%);
  color: white;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1.25rem;
  margin-bottom: 30px;
  opacity: 0.9;
}

.hero-buttons {
  display: flex;
  gap: 20px;
}

.btn {
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s;
  display: inline-block;
}

.btn-primary {
  background: #fff;
  color: #000000;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

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

.btn-secondary:hover {
  background: white;
  color: #000000;
}

.hero-image {
  text-align: center;
}

.hero-image i {
  font-size: 200px;
  opacity: 0.8;
}

/* Features Section */
.features {
  padding: 80px 0;
  background: white;
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 60px;
  color: #1e293b;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
}

.feature-card {
  text-align: center;
  padding: 40px 20px;
  border-radius: 12px;
  background: #f8fafc;
  transition: transform 0.3s;
}

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

.feature-card i {
  font-size: 3rem;
  color: #000000;
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 1.5rem;
  margin-bottom: 15px;
  color: #1e293b;
}

/* Pricing Section */
.pricing {
  padding: 80px 0;
  background: #f8fafc;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.pricing-card {
  background: white;
  border-radius: 12px;
  padding: 40px 30px;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s;
  position: relative;
}

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

.pricing-card.featured {
  border: 3px solid #000000;
  transform: scale(1.05);
}

.pricing-card.featured::before {
  content: "Most Popular";
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  background: #000000;
  color: white;
  padding: 8px 20px;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 600;
}

.plan-name {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: #1e293b;
}

.plan-price {
  font-size: 3rem;
  font-weight: 700;
  color: #000000;
  margin-bottom: 5px;
}

.plan-cycle {
  color: #64748b;
  margin-bottom: 30px;
}

.plan-features {
  list-style: none;
  margin-bottom: 30px;
}

.plan-features li {
  padding: 8px 0;
  color: #64748b;
}

.plan-features li i {
  color: #10b981;
  margin-right: 10px;
}

.subscribe-btn {
  width: 100%;
  padding: 15px;
  background: #000000;
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.3s;
}

.subscribe-btn:hover {
  background: #1a1a1a;
}

/* Footer */
.footer {
  background: #1e293b;
  color: white;
  padding: 40px 0;
  text-align: center;
}

.footer-logo {
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 24px;
  font-weight: bold;
  margin-bottom: 20px;
}

.footer-logo i {
  margin-right: 10px;
  font-size: 28px;
  color: #000000;
}

/* Login/Register Forms */
.auth-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1a1a1a 0%, #000000 100%);
  padding: 20px;
}

.auth-card {
  background: white;
  border-radius: 12px;
  padding: 40px;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.auth-title {
  text-align: center;
  font-size: 2rem;
  margin-bottom: 30px;
  color: #1e293b;
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  margin-bottom: 5px;
  font-weight: 600;
  color: #374151;
}

.form-input {
  width: 100%;
  padding: 12px;
  border: 2px solid #e5e7eb;
  border-radius: 8px;
  font-size: 1rem;
  transition: border-color 0.3s;
}

.form-input:focus {
  outline: none;
  border-color: #000000;
}

.auth-btn {
  width: 100%;
  padding: 15px;
  background: #000000;
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.3s;
}

.auth-btn:hover {
  background: #1a1a1a;
}

.auth-link {
  text-align: center;
  margin-top: 20px;
}

.auth-link a {
  color: #000000;
  text-decoration: none;
}

/* Dashboard Styles */
.dashboard {
  display: flex;
  min-height: 100vh;
  background: #f8fafc;
}

.sidebar {
  width: 250px;
  background: #1e293b;
  color: white;
  padding: 20px 0;
}

.sidebar-logo {
  padding: 0 20px 30px;
  border-bottom: 1px solid #374151;
  margin-bottom: 30px;
}

.sidebar-menu {
  list-style: none;
}

.sidebar-menu li {
  margin-bottom: 5px;
}

.sidebar-menu a {
  display: flex;
  align-items: center;
  padding: 12px 20px;
  color: #d1d5db;
  text-decoration: none;
  transition: all 0.3s;
}

.sidebar-menu a:hover,
.sidebar-menu a.active {
  background: #374151;
  color: white;
}

.sidebar-menu i {
  margin-right: 12px;
  width: 20px;
}

.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.topbar {
  background: white;
  padding: 15px 30px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.content-area {
  padding: 30px;
  flex: 1;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.stat-card {
  background: white;
  padding: 25px;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: #000000;
}

.stat-label {
  color: #64748b;
  margin-top: 5px;
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .nav-menu {
    display: none;
  }

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

  .dashboard {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    order: 2;
  }
}