/* ==========================================================================
   PREMIUM LANDING DESIGN - ENHANCED & FULLY RESPONSIVE
   ========================================================================== */

   :root {
    /* Premium Color Palette */
    --primary: #4f46e5;
    --primary-hover: #4338ca;
    --primary-light: rgba(79, 70, 229, 0.08);
    --primary-gradient: linear-gradient(135deg, #4f46e5, #7c3aed);
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-elevated: rgba(255, 255, 255, 0.92);
    --border-light: #e2e8f0;
    --border-medium: #cbd5e1;
    --success: #10b981;
    --success-dark: #059669;
    --success-gradient: linear-gradient(135deg, #10b981, #059669);
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    /* Border radius */
    --radius-xs: 4px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-2xl: 32px;
    
    /* Shadows */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 0 4px rgba(79, 70, 229, 0.1);
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Glass effects */
    --glass-bg: rgba(255, 255, 255, 0.72);
    --glass-border: rgba(255, 255, 255, 0.8);
    --glass-blur: blur(20px);
    
    /* Container widths */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1280px;
    --container-2xl: 1400px;
  }
  
  .dark-mode {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-elevated: rgba(30, 41, 59, 0.92);
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --border-light: #334155;
    --border-medium: #475569;
    --glass-bg: rgba(30, 41, 59, 0.8);
    --glass-border: rgba(255, 255, 255, 0.1);
  }
  
  /* ==========================================================================
     BASE RESPONSIVE STYLES
     ========================================================================== */
  *,
  *::before,
  *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
  
  html {
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
  }
  
  body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    overflow-x: hidden;
    background: var(--bg-primary);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }
  
  /* Safe area insets for notched devices */
  @supports (padding: max(0px)) {
    body {
      padding-left: min(0px, env(safe-area-inset-left));
      padding-right: min(0px, env(safe-area-inset-right));
      padding-top: min(0px, env(safe-area-inset-top));
    }
  }
  
  /* ==========================================================================
     RESPONSIVE CONTAINER SYSTEM
     ========================================================================== */
  .container {
    width: 100%;
    margin: 0 auto;
    padding-left: clamp(1rem, 5vw, 2rem);
    padding-right: clamp(1rem, 5vw, 2rem);
  }
  
  /* Responsive breakpoints */
  @media (min-width: 640px) {
    .container {
      max-width: var(--container-sm);
    }
  }
  
  @media (min-width: 768px) {
    .container {
      max-width: var(--container-md);
    }
  }
  
  @media (min-width: 1024px) {
    .container {
      max-width: var(--container-lg);
    }
  }
  
  @media (min-width: 1280px) {
    .container {
      max-width: var(--container-xl);
    }
  }
  
  @media (min-width: 1400px) {
    .container {
      max-width: var(--container-2xl);
    }
  }
  
  /* ==========================================================================
     PREMIUM HERO SECTION - RESPONSIVE
     ========================================================================== */
  .hero {
    min-height: 100vh;
    min-height: 100dvh; /* Dynamic viewport height */
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    padding: clamp(1.5rem, 4vw, 3rem) 0;
  }
  
  .dark-mode .hero {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  }
  
  .hero-background {
    position: absolute;
    inset: 0;
    background: 
      radial-gradient(circle at 20% 80%, rgba(79, 70, 229, 0.15) 0%, transparent 50%),
      radial-gradient(circle at 80% 20%, rgba(16, 185, 129, 0.1) 0%, transparent 50%);
    z-index: 1;
  }
  
  .hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: min(950px, 100%);
    margin: 0 auto;
    padding: clamp(2rem, 6vw, 4rem) 0;
  }
  
  .hero h1 {
    font-size: clamp(2.25rem, 8vw, 5.5rem);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: clamp(1rem, 3vw, 1.5rem);
    background: linear-gradient(135deg, var(--primary), var(--success));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: fadeInUp 0.8s ease-out;
    padding: 0 clamp(0.5rem, 2vw, 1rem);
  }
  
  .hero-subtitle {
    font-size: clamp(1rem, 3vw, 1.6rem);
    margin-bottom: clamp(2rem, 5vw, 3rem);
    color: var(--text-secondary);
    font-weight: 500;
    line-height: 1.5;
    animation: fadeInUp 0.8s ease-out 0.2s both;
    padding: 0 clamp(0.5rem, 4vw, 2rem);
  }
  
  .hero-subtitle strong {
    color: var(--success);
    font-weight: 700;
  }
  
  /* ==========================================================================
     CTA BUTTON - RESPONSIVE
     ========================================================================== */
  .cta-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: clamp(0.5rem, 2vw, 0.75rem);
    background: var(--success-gradient);
    color: white;
    padding: clamp(1rem, 3vw, 1.25rem) clamp(2rem, 6vw, 3rem);
    font-size: clamp(1rem, 3vw, 1.25rem);
    font-weight: 700;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    text-decoration: none;
    position: relative;
    overflow: hidden;
    border: none;
    cursor: pointer;
    animation: fadeInUp 0.8s ease-out 0.4s both;
    min-height: 56px;
    min-width: min-content;
    max-width: 100%;
    margin: 0 auto;
  }
  
  .cta-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.7s;
  }
  
  .cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
  }
  
  .cta-btn:hover::before {
    left: 100%;
  }
  
  /* ==========================================================================
     PREMIUM STATS CARD - RESPONSIVE
     ========================================================================== */
  .stats-card {
    margin-top: clamp(2rem, 5vw, 4rem);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: clamp(1.5rem, 4vw, 2.5rem);
    max-width: min(800px, 100%);
    margin-left: auto;
    margin-right: auto;
    box-shadow: var(--shadow-xl);
    animation: fadeInUp 0.8s ease-out 0.6s both;
    text-align: center;
  }
  
  .stats-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: clamp(1rem, 3vw, 1.5rem);
    flex-wrap: wrap;
  }
  
  .stat-icon {
    font-size: clamp(2rem, 5vw, 2.5rem);
    color: var(--success);
  }
  
  .stat-text {
    font-size: clamp(1.25rem, 4vw, 2.5rem);
    font-weight: 900;
    line-height: 1.2;
    color: var(--text-primary);
    text-align: center;
  }
  
  .stat-text strong {
    background: var(--success-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
  }
  
  .stat-subtext {
    font-size: clamp(0.875rem, 2vw, 1rem);
    color: var(--text-muted);
    font-weight: 500;
    display: block;
    margin-top: clamp(0.25rem, 1vw, 0.5rem);
  }
  
  .login {
    margin-top: clamp(1rem, 2vw, 1.5rem);
    font-size: clamp(0.875rem, 2vw, 1rem);
    color: var(--text-muted);
    animation: fadeInUp 0.8s ease-out 0.5s both;
  }
  
  .login a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
  }
  
  .login a:hover {
    text-decoration: underline;
    color: var(--primary-hover);
  }
  
  /* ==========================================================================
     PREMIUM FEATURES SECTION - RESPONSIVE
     ========================================================================== */
  .features {
    padding: clamp(3rem, 8vw, 6rem) 0;
    background: var(--bg-secondary);
  }
  
  .section-title {
    text-align: center;
    font-size: clamp(1.75rem, 6vw, 3.5rem);
    font-weight: 900;
    margin-bottom: clamp(0.75rem, 2vw, 1rem);
    color: var(--text-primary);
    position: relative;
    padding: 0 clamp(0.5rem, 4vw, 1rem);
  }
  
  .section-title::after {
    content: '';
    display: block;
    width: clamp(60px, 10vw, 80px);
    height: 4px;
    background: var(--primary-gradient);
    margin: clamp(1rem, 3vw, 1.5rem) auto;
    border-radius: 2px;
  }
  
  .features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
    gap: clamp(1.5rem, 3vw, 2rem);
    max-width: 1200px;
    margin: 0 auto;
  }
  
  .feature-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: clamp(2rem, 4vw, 2.5rem) clamp(1.5rem, 3vw, 2rem);
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  .feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--primary-gradient);
    opacity: 0;
    transition: var(--transition);
  }
  
  .feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
  }
  
  .feature-card:hover::before {
    opacity: 1;
  }
  
  .feature-icon {
    font-size: clamp(2.5rem, 5vw, 3rem);
    margin-bottom: clamp(1rem, 2vw, 1.5rem);
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
  }
  
  .feature-card h3 {
    font-size: clamp(1.25rem, 3vw, 1.5rem);
    margin: clamp(0.75rem, 1.5vw, 1rem) 0;
    color: var(--text-primary);
    font-weight: 700;
  }
  
  .feature-card p {
    font-size: clamp(0.875rem, 2vw, 1rem);
    line-height: 1.6;
    color: var(--text-secondary);
    flex: 1;
  }
  
  .feature-card strong {
    color: var(--success);
    font-weight: 700;
  }
  
  /* ==========================================================================
     PREMIUM PRICING SECTION - RESPONSIVE
     ========================================================================== */
  .pricing {
    padding: clamp(3rem, 8vw, 6rem) 0;
    background: var(--bg-primary);
  }
  
  .pricing-subtitle {
    text-align: center;
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    margin-bottom: clamp(2rem, 4vw, 3rem);
    color: var(--text-secondary);
    max-width: min(600px, 90%);
    margin-left: auto;
    margin-right: auto;
    padding: 0 clamp(1rem, 4vw, 2rem);
  }
  
  /* Billing Toggle - Responsive */
  .toggle-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: clamp(0.75rem, 2vw, 1rem);
    margin-bottom: clamp(2rem, 4vw, 3rem);
    font-weight: 600;
    color: var(--text-primary);
    flex-wrap: wrap;
    padding: clamp(0.75rem, 2vw, 1rem);
  }
  
  .toggle-switch {
    position: relative;
    width: clamp(54px, 8vw, 60px);
    height: clamp(28px, 5vw, 32px);
  }
  
  .toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
  }
  
  .toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--primary-gradient);
    border-radius: 34px;
    transition: var(--transition);
  }
  
  .toggle-slider:before {
    position: absolute;
    content: "";
    height: clamp(20px, 4vw, 24px);
    width: clamp(20px, 4vw, 24px);
    left: 4px;
    bottom: 4px;
    background-color: white;
    border-radius: 50%;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
  }
  
  input:checked + .toggle-slider:before {
    transform: translateX(clamp(26px, 5vw, 28px));
  }
  
  /* Pricing Grid - Responsive */
  .pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
    gap: clamp(1.5rem, 3vw, 2rem);
    max-width: 1200px;
    margin: 0 auto;
  }
  
  /* Pricing Card - Responsive */
  .pricing-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: clamp(2rem, 4vw, 3rem) clamp(1.5rem, 3vw, 2rem);
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 620px;
  }
  
  .pricing-card.popular {
    border-color: var(--primary);
    border: 2px solid var(--primary);
    box-shadow: var(--shadow-xl);
    transform: scale(1.05);
  }
  
  .pricing-card.free-plan {
    border-color: var(--success);
  }
  
  /* Badge - Responsive */
  .badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-gradient);
    color: white;
    padding: clamp(0.375rem, 1vw, 0.5rem) clamp(1rem, 2.5vw, 1.5rem);
    border-radius: 50px;
    font-weight: 700;
    font-size: clamp(0.75rem, 1.5vw, 0.9rem);
    box-shadow: var(--shadow-md);
    white-space: nowrap;
  }
  
  .free-badge {
    background: var(--success-gradient);
  }
  
  /* Price Display - Responsive */
  .price {
    margin: clamp(1rem, 2vw, 1.5rem) 0;
  }
  
  .price-main {
    font-size: clamp(2.5rem, 6vw, 3.5rem);
    font-weight: 900;
    line-height: 1;
    color: var(--primary);
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
  }
  
  .price-main.free {
    font-size: clamp(3rem, 7vw, 4rem);
    background: var(--success-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
  }
  
  .price-period {
    font-size: clamp(0.9rem, 1.8vw, 1.1rem);
    color: var(--text-secondary);
    font-weight: 600;
    margin-top: clamp(0.25rem, 0.75vw, 0.5rem);
  }
  
  .free-plan .price-period {
    color: var(--success);
    font-weight: 700;
    font-size: clamp(1rem, 2vw, 1.2rem);
  }
  
  .savings {
    display: inline-block;
    background: var(--success-gradient);
    color: white;
    padding: clamp(0.25rem, 0.75vw, 0.3rem) clamp(0.75rem, 1.5vw, 1rem);
    border-radius: 20px;
    font-weight: 600;
    font-size: clamp(0.75rem, 1.5vw, 0.9rem);
    margin-top: clamp(0.25rem, 0.75vw, 0.5rem);
  }
  
  /* Features List - Responsive */
  .features-list {
    text-align: left;
    margin: clamp(1.5rem, 3vw, 2rem) 0;
    font-size: clamp(0.875rem, 1.8vw, 1rem);
    list-style: none;
    flex-grow: 1;
    padding: 0;
  }
  
  .features-list li {
    padding: clamp(0.5rem, 1.25vw, 0.75rem) 0;
    border-bottom: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    gap: clamp(0.5rem, 1.25vw, 0.75rem);
  }
  
  .features-list li:last-child {
    border: none;
  }
  
  .features-list li::before {
    content: none;
  }
  
  .features-list strong {
    color: var(--text-primary);
    flex: 1;
    text-align: left;
    font-size: clamp(0.875rem, 1.8vw, 1rem);
  }
  
  /* Pricing Button - Responsive */
  .pricing-btn {
    display: block;
    background: var(--primary-gradient);
    color: white;
    padding: clamp(0.875rem, 2vw, 1rem) clamp(1.5rem, 3vw, 2rem);
    border-radius: var(--radius-lg);
    font-weight: 700;
    font-size: clamp(1rem, 2vw, 1.1rem);
    text-decoration: none;
    transition: var(--transition);
    text-align: center;
    box-shadow: var(--shadow-md);
    border: none;
    cursor: pointer;
    width: 100%;
    min-height: 54px;
  }
  
  .pricing-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
  }
  
  .pricing-btn.free-btn {
    background: var(--success-gradient);
  }
  
  .cta-container {
    margin-top: auto;
    width: 100%;
  }
  
  .trial-note {
    font-size: clamp(0.75rem, 1.5vw, 0.9rem);
    color: var(--text-secondary);
    margin-top: clamp(0.5rem, 1.25vw, 0.75rem);
    text-align: center;
    line-height: 1.4;
  }
  
  /* ==========================================================================
     ENHANCED PRICING PAGE STYLES - RESPONSIVE
     ========================================================================== */
  /* WIDE, RICH, PROFESSIONAL CARDS */
  .pricing-grid.enhanced {
    grid-template-columns: repeat(auto-fit, minmax(min(340px, 100%), 1fr)) !important;
    gap: clamp(1.5rem, 3vw, 2.5rem) !important;
  }
  
  .pricing-card.enhanced {
    padding: clamp(2rem, 4vw, 3rem) clamp(1.5rem, 3vw, 2.5rem) !important;
    min-height: min(720px, auto);
    display: flex;
    flex-direction: column;
    border-radius: var(--radius-xl) !important;
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
    transition: all 0.4s ease;
    position: relative;
  }
  
  .pricing-card.enhanced:hover {
    transform: translateY(-12px);
    box-shadow: 0 30px 60px rgba(0,0,0,0.15);
  }
  
  /* Highlight Free plan */
  .pricing-card.free.enhanced {
    border: clamp(2px, 0.5vw, 3px) solid #10b981;
    background: linear-gradient(135deg, #f0fdf4, #ecfdf5);
  }
  
  .free.enhanced .pricing-plan-badge {
    background: linear-gradient(135deg, #10b981, #34d399);
    font-size: clamp(0.9rem, 1.8vw, 1.1rem);
  }
  
  .price-display.enhanced {
    padding: clamp(1.5rem, 3vw, 2rem) 0 !important;
    text-align: center;
  }
  
  .price-amount.enhanced {
    font-size: clamp(3rem, 6vw, 4.8rem) !important;
    font-weight: 900 !important;
    color: #1e293b;
    line-height: 1;
  }
  
  .price-period.enhanced {
    font-size: clamp(0.9rem, 1.8vw, 1.1rem);
    color: #64748b;
    margin-top: clamp(0.25rem, 0.75vw, 0.5rem);
  }
  
  .savings-badge.enhanced {
    display: inline-flex;
    align-items: center;
    gap: clamp(0.25rem, 0.75vw, 0.5rem);
    background: #10b981;
    color: white;
    padding: clamp(0.375rem, 1vw, 0.5rem) clamp(0.75rem, 1.5vw, 1rem);
    border-radius: 50px;
    font-weight: 700;
    font-size: clamp(0.75rem, 1.5vw, 0.9rem);
    margin-top: clamp(0.75rem, 1.5vw, 1rem);
  }
  
  .features-container.enhanced {
    flex: 1;
    padding: clamp(1rem, 2vw, 1.5rem) 0;
  }
  
  .feature-list-item.enhanced {
    display: flex;
    align-items: flex-start;
    gap: clamp(0.75rem, 1.5vw, 1rem);
    padding: clamp(0.75rem, 1.5vw, 1rem);
    margin-bottom: clamp(0.75rem, 1.5vw, 1rem);
    border-radius: clamp(0.75rem, 1.5vw, 1rem);
    background: #f8fafc;
    transition: all 0.2s ease;
  }
  
  .dark-mode .feature-list-item.enhanced {
    background: rgba(255,255,255,0.05);
  }
  
  .feature-list-item.enhanced:hover {
    background: #f1f5f9;
    transform: translateX(4px);
  }
  
  .feature-icon.enhanced {
    width: clamp(24px, 5vw, 32px) !important;
    height: clamp(24px, 5vw, 32px) !important;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: clamp(0.75rem, 1.5vw, 1rem) !important;
  }
  
  .feature-icon.enhanced.included {
    background: linear-gradient(135deg, #10b981, #34d399);
    color: white;
  }
  
  .feature-icon.enhanced.not-included {
    background: #e2e8f0;
    color: #94a3b8;
  }
  
  .feature-text.enhanced strong {
    font-size: clamp(0.9rem, 1.8vw, 1.1rem);
    color: #1e293b;
    display: block;
    margin-bottom: clamp(0.125rem, 0.375vw, 0.25rem);
  }
  
  .feature-desc.enhanced {
    font-size: clamp(0.75rem, 1.5vw, 0.9rem);
    color: #64748b;
    line-height: 1.4;
  }
  
  .pricing-plan-badge.enhanced {
    position: absolute;
    top: -16px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
    color: white;
    padding: clamp(0.5rem, 1.5vw, 0.75rem) clamp(1.5rem, 3vw, 2rem);
    border-radius: 50px;
    font-weight: 800;
    font-size: clamp(0.875rem, 1.8vw, 1rem);
    box-shadow: 0 8px 20px rgba(139,92,246,0.4);
    z-index: 10;
    white-space: nowrap;
  }
  
  .byot-badge.enhanced {
    align-self: center;
    margin: clamp(0.75rem, 1.5vw, 1rem) 0;
    padding: clamp(0.5rem, 1.25vw, 0.75rem) clamp(1rem, 2vw, 1.5rem);
    background: #f1f5f9;
    border-radius: 50px;
    font-weight: 700;
    font-size: clamp(0.8rem, 1.6vw, 0.95rem);
    color: #475569;
  }
  
  /* ==========================================================================
     ANIMATIONS
     ========================================================================== */
  @keyframes fadeInUp {
    from {
      opacity: 0;
      transform: translateY(30px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  @keyframes float {
    0%, 100% {
      transform: translateY(0);
    }
    50% {
      transform: translateY(-10px);
    }
  }
  
  /* ==========================================================================
     RESPONSIVE BREAKPOINTS & OPTIMIZATIONS
     ========================================================================== */
  
  /* Large Tablets & Small Laptops */
  @media (max-width: 1024px) {
    .container {
      padding-left: clamp(1rem, 4vw, 1.5rem);
      padding-right: clamp(1rem, 4vw, 1.5rem);
    }
    
    .pricing-grid {
      grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
    }
    
    .pricing-card.popular {
      transform: scale(1.03);
    }
  }
  
  /* Tablets */
  @media (max-width: 768px) {
    .hero {
      min-height: auto;
      min-height: auto;
    }
    
    .features, .pricing {
      padding: clamp(2rem, 5vw, 4rem) 0;
    }
    
    .features-grid, .pricing-grid {
      grid-template-columns: 1fr;
      gap: clamp(1rem, 2.5vw, 1.5rem);
      max-width: 500px;
      margin: 0 auto;
    }
    
    .pricing-card.popular {
      transform: none;
      order: -1;
    }
    
    .stats-card {
      margin-top: clamp(1.5rem, 4vw, 3rem);
      padding: clamp(1.5rem, 3vw, 2rem) clamp(1rem, 2.5vw, 1.5rem);
    }
    
    .stats-content {
      flex-direction: column;
      text-align: center;
    }
    
    .toggle-container {
      padding: clamp(0.5rem, 1.5vw, 0.75rem);
    }
  }
  
  /* Mobile Devices */
  @media (max-width: 480px) {
    .container {
      padding-left: clamp(0.75rem, 3vw, 1rem);
      padding-right: clamp(0.75rem, 3vw, 1rem);
    }
    
    .hero h1 {
      font-size: clamp(1.75rem, 6vw, 2.5rem);
      line-height: 1.2;
    }
    
    .hero-subtitle {
      font-size: clamp(0.875rem, 2.5vw, 1.1rem);
      line-height: 1.4;
    }
    
    .cta-btn {
      padding: clamp(0.875rem, 2.5vw, 1.1rem) clamp(1.5rem, 4vw, 2.5rem);
      font-size: clamp(0.9rem, 2.5vw, 1.1rem);
      width: 100%;
      max-width: 280px;
    }
    
    .feature-card, .pricing-card {
      padding: clamp(1.5rem, 3vw, 2rem) clamp(1rem, 2.5vw, 1.5rem);
    }
    
    .price-main {
      font-size: clamp(2rem, 5vw, 3rem);
    }
    
    .price-main.free {
      font-size: clamp(2.5rem, 6vw, 3.5rem);
    }
    
    .pricing-card {
      min-height: 580px;
    }
    
    .features-list li {
      padding: clamp(0.375rem, 1vw, 0.5rem) 0;
    }
  }
  
  /* Small Mobile Devices */
  @media (max-width: 360px) {
    .hero h1 {
      font-size: clamp(1.5rem, 5vw, 2rem);
    }
    
    .feature-card, .pricing-card {
      padding: clamp(1.25rem, 2.5vw, 1.5rem) clamp(0.75rem, 2vw, 1rem);
    }
    
    .price-main {
      font-size: clamp(1.75rem, 4vw, 2.5rem);
    }
    
    .pricing-card {
      min-height: 540px;
    }
    
    .toggle-container {
      font-size: 0.875rem;
    }
  }
  
  /* Landscape Mode */
  @media (max-height: 600px) and (orientation: landscape) {
    .hero {
      min-height: auto;
      padding: clamp(1rem, 3vw, 2rem) 0;
    }
    
    .hero-content {
      padding: clamp(1rem, 3vw, 2rem) 0;
    }
    
    .hero h1 {
      font-size: clamp(1.5rem, 4vw, 2.5rem);
      margin-bottom: clamp(0.5rem, 1.5vw, 1rem);
    }
    
    .hero-subtitle {
      font-size: clamp(0.875rem, 2vw, 1rem);
      margin-bottom: clamp(1rem, 2.5vw, 1.5rem);
    }
  }
  
  /* Touch Device Optimizations */
  @media (hover: none) and (pointer: coarse) {
    .feature-card:hover,
    .pricing-card:hover,
    .cta-btn:hover,
    .pricing-btn:hover {
      transform: none;
    }
    
    .pricing-card.popular {
      transform: none;
    }
    
    /* Increase touch targets */
    .cta-btn,
    .pricing-btn,
    .toggle-switch,
    .feature-card,
    .pricing-card {
      min-height: 44px; /* Apple's minimum touch target */
    }
    
    .features-list li {
      padding: 12px 0; /* Larger touch area for list items */
    }
    
    /* Remove hover effects on touch devices */
    .feature-card::before,
    .cta-btn::before {
      display: none;
    }
  }
  
  /* High DPI/Retina Displays */
  @media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .hero {
      background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    }
    
    .darker-text {
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
    }
  }
  
  /* Reduced Motion Preference */
  @media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 0.01ms !important;
      scroll-behavior: auto !important;
    }
    
    .cta-btn::before,
    .feature-card::before {
      display: none;
    }
    
    .hero-background {
      animation: none;
    }
  }
  
  /* Print Styles */
  @media print {
    .hero,
    .features,
    .pricing {
      padding: 1rem 0 !important;
    }
    
    .cta-btn,
    .pricing-btn,
    .toggle-container {
      display: none !important;
    }
    
    .pricing-card {
      break-inside: avoid;
      box-shadow: none !important;
      border: 1px solid #ddd !important;
      min-height: auto !important;
    }
    
    .hero h1 {
      color: #000 !important;
      background: none !important;
      -webkit-text-fill-color: initial !important;
    }
  }