/* ========================================
   FOREX DECSTERS DESIGN SYSTEM
   Tema: Dark Tech Futurista v1.0
   Sistema de CSS Variables manteneis
   ======================================== */

@import url("brand-lockup.css");

:root {
  
  /* ========================================
     CORE COLORS
     ======================================== */
  
  /* Background Colors */
  --bg-primary: #0a0e1a;
  --bg-secondary: #111827;
  --bg-tertiary: #1f2937;
  --bg-elevated: #1e293b;
  --bg-overlay: rgba(10, 14, 26, 0.95);
  --bg-card: rgba(17, 24, 39, 0.8);
  --bg-glass: rgba(10, 14, 26, 0.6);
  
  /* Accent Colors - Azul como primrio */
  --accent-blue: #00d4ff;
  --accent-blue-light: #38bdf8;
  --accent-blue-dark: #0284c7;
  --accent-glow: #3b82f6;
  --accent-glow-light: #60a5fa;
  --accent-dark: #0d6efd;
  --accent-dark-light: #3b82f6;
  
  /* Text Colors */
  --text-primary: #f7f9fb;
  --text-primary-dim: rgba(247, 249, 251, 0.95);
  --text-secondary: #94a3b8;
  --text-secondary-dim: rgba(148, 163, 184, 0.8);
  --text-muted: #64748b;
  --text-muted-dim: rgba(100, 116, 139, 0.6);
  --text-disabled: #475569;
  
  /* Border Colors */
  --border-color: #1e293b;
  --border-color-light: rgba(30, 41, 59, 0.5);
  --border-color-dim: rgba(30, 41, 59, 0.3);
  --border-glow: rgba(0, 212, 255, 0.4);
  --border-glow-strong: rgba(0, 212, 255, 0.7);
  --divider-color: #374151;
  
  /* Status Colors */
  --success: #10b981;
  --success-light: #34d399;
  --success-dark: #059669;
  --success-bg: rgba(16, 185, 129, 0.1);
  
  --warning: #f59e0b;
  --warning-light: #fbbf24;
  --warning-dark: #d97706;
  --warning-bg: rgba(245, 158, 11, 0.1);
  
  --danger: #ef4444;
  --danger-light: #f87171;
  --danger-dark: #dc2626;
  --danger-bg: rgba(239, 68, 68, 0.1);
  
  --info: #3b82f6;
  --info-light: #60a5fa;
  --info-dark: #2563eb;
  --info-bg: rgba(59, 130, 246, 0.1);
  
  /* Additional Semantic Colors */
  --gold-primary: #d4af37;
  --gold-light: #ffd700;
  --gold-dark: #b8860b;
  --gold-glow: rgba(212, 175, 55, 0.6);
  
  --purple-accent: #8b5cf6;
  --purple-light: #a78bfa;
  --purple-dark: #7c3aed;
  
  --teal-accent: #14b8a6;
  --teal-light: #2dd4bf;
  --teal-dark: #0d9488;
  
  /* Plan & success colors (Part 4) */
  --success-primary: #10b981;
  --gold-primary: #FFD700;
  --gold-light: #FFED4E;
  --gold-dark: #D4A500;
  --gold-bg: rgba(255, 215, 0, 0.1);
  --start-tier: #6b7280;
  --pro-tier: #00d4ff;
  --elite-tier: #FFD700;
  --price-start: #6b7280;
  --price-pro: #00d4ff;
  --price-elite: #FFD700;
  --trial-bg: linear-gradient(135deg, rgba(16, 185, 129, 0.15) 0%, rgba(0, 212, 255, 0.1) 100%);
  --trial-border: #10b981;
  --badge-trial: #10b981;
  --badge-recommended: #FFD700;
  --badge-popular: #00d4ff;
  
  /* ========================================
     GRADIENTS
     ======================================== */
  
  /* Primary Gradients */
  --gradient-primary: linear-gradient(135deg, var(--accent-dark) 0%, var(--accent-blue) 100%);
  --gradient-primary-reverse: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-dark) 100%);
  --gradient-secondary: radial-gradient(circle at center, var(--accent-glow) 0%, var(--accent-dark) 100%);
  --gradient-vertical-blue: linear-gradient(180deg, var(--accent-glow-light) 0%, var(--accent-blue) 100%);
  --gradient-horizontal-blue: linear-gradient(90deg, var(--accent-dark) 0%, var(--accent-blue) 50%, var(--accent-glow) 100%);
  
  /* Status Gradients */
  --gradient-success: linear-gradient(135deg, var(--success-dark) 0%, var(--success-light) 100%);
  --gradient-danger: linear-gradient(135deg, var(--danger-dark) 0%, var(--danger-light) 100%);
  --gradient-warning: linear-gradient(135deg, var(--warning-dark) 0%, var(--warning-light) 100%);
  --gradient-info: linear-gradient(135deg, var(--info-dark) 0%, var(--info-light) 100%);
  
  /* Special Gradients */
  --gradient-gold: linear-gradient(135deg, var(--gold-dark) 0%, var(--gold-light) 100%);
  --gradient-gold-horizontal: linear-gradient(90deg, var(--gold-dark) 0%, var(--gold-light) 50%, var(--gold-primary) 100%);
  --gradient-glass: linear-gradient(135deg, rgba(10, 14, 26, 0.9) 0%, rgba(17, 24, 39, 0.7) 100%);
  --gradient-night: linear-gradient(180deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
  --gradient-aurora: linear-gradient(135deg, rgba(0, 212, 255, 0.2) 0%, rgba(59, 130, 246, 0.2) 50%, rgba(139, 92, 246, 0.2) 100%);
  
  /* Gradient Overlays */
  --gradient-overlay-top: linear-gradient(to bottom, var(--bg-primary) 0%, transparent 100%);
  --gradient-overlay-bottom: linear-gradient(to top, var(--bg-primary) 0%, transparent 100%);
  --gradient-overlay-left: linear-gradient(to right, var(--bg-primary) 0%, transparent 100%);
  --gradient-overlay-right: linear-gradient(to left, var(--bg-primary) 0%, transparent 100%);
  
  /* ========================================
     TYPOGRAPHY
     ======================================== */
  
  /* Font Families */
  --font-primary: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
  --font-tech: 'Space Grotesk', 'Roboto Mono', 'Courier New', monospace;
  --font-code: 'Fira Code', 'Courier New', monospace;
  
  /* Font Sizes - Fluid using clamp() for responsividade */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.375vw, 1rem);
  --text-base: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.625vw, 1.25rem);
  --text-xl: clamp(1.25rem, 1.125rem + 0.625vw, 1.5rem);
  --text-2xl: clamp(1.5rem, 1.25rem + 1.25vw, 2rem);
  --text-3xl: clamp(2rem, 1.5rem + 2.5vw, 2.5rem);
  --text-4xl: clamp(2.5rem, 2rem + 3.75vw, 3.5rem);
  --text-5xl: clamp(3.5rem, 3rem + 5vw, 5rem);
  --text-6xl: clamp(5rem, 4rem + 6.25vw, 7rem);
  
  /* Headings Font Sizes */
  --h1-size: var(--text-5xl);
  --h2-size: var(--text-4xl);
  --h3-size: var(--text-3xl);
  --h4-size: var(--text-2xl);
  --h5-size: var(--text-xl);
  --h6-size: var(--text-lg);
  
  /* Font Weights */
  --font-thin: 100;
  --font-light: 300;
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  --font-extrabold: 800;
  --font-black: 900;
  
  /* Line Heights */
  --line-height-tight: 1.15;
  --line-height-snug: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.625;
  --line-height-loose: 2;
  
  /* Letter Spacing */
  --letter-spacing-tighter: -0.05em;
  --letter-spacing-tight: -0.025em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.025em;
  --letter-spacing-wider: 0.05em;
  --letter-spacing-widest: 0.1em;
  
  /* ========================================
     SPACING SYSTEM
     ======================================== */
  
  /* Base Spacing Units */
  --space-0: 0;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;
  --space-40: 10rem;
  --space-48: 12rem;
  --space-56: 14rem;
  --space-64: 16rem;
  
  /* Pixel equivalents */
  --space-1-px: 4px;
  --space-2-px: 8px;
  --space-3-px: 12px;
  --space-4-px: 16px;
  --space-5-px: 20px;
  --space-6-px: 24px;
  --space-8-px: 32px;
  --space-10-px: 40px;
  --space-12-px: 48px;
  --space-16-px: 64px;
  --space-24-px: 96px;
  --space-32-px: 128px;
  --space-48-px: 192px;
  --space-64-px: 256px;
  
  /* Grid Gutters */
  --gutter-xs: var(--space-2);
  --gutter-sm: var(--space-4);
  --gutter-md: var(--space-6);
  --gutter-lg: var(--space-8);
  --gutter-xl: var(--space-12);
  --gutter-2xl: var(--space-16);
  
  /* Container Paddings */
  --container-padding: var(--space-4);
  --container-padding-md: var(--space-6);
  --container-padding-lg: var(--space-8);
  --container-padding-xl: var(--space-12);
  
  /* Content Spacing */
  --section-spacing: var(--space-16);
  --section-spacing-sm: var(--space-12);
  --section-spacing-lg: var(--space-24);
  
  /* ========================================
     SHADOWS & GLOWS
     ======================================== */
  
  /* Standard 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 -1px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.05);
  
  /* Colored Shadows */
  --shadow-blue: 0 4px 14px 0 rgba(0, 212, 255, 0.39);
  --shadow-blue-lg: 0 10px 40px -10px rgba(0, 212, 255, 0.5);
  --shadow-success: 0 4px 14px 0 rgba(16, 185, 129, 0.39);
  --shadow-warning: 0 4px 14px 0 rgba(245, 158, 11, 0.39);
  --shadow-danger: 0 4px 14px 0 rgba(239, 68, 68, 0.39);
  --shadow-gold: 0 4px 14px 0 rgba(212, 175, 55, 0.39);
  
  /* Glow Effects */
  --shadow-glow-blue: 0 0 20px rgba(0, 212, 255, 0.5), 0 0 40px rgba(0, 212, 255, 0.3);
  --shadow-glow-blue-strong: 0 0 30px rgba(0, 212, 255, 0.7), 0 0 60px rgba(0, 212, 255, 0.5);
  --shadow-glow-gold: 0 0 20px rgba(212, 175, 55, 0.5), 0 0 40px rgba(212, 175, 55, 0.3);
  --shadow-glow-gold-strong: 0 0 30px rgba(212, 175, 55, 0.7), 0 0 60px rgba(212, 175, 55, 0.5);
  --shadow-glow-purple: 0 0 20px rgba(139, 92, 246, 0.5), 0 0 40px rgba(139, 92, 246, 0.3);
  --shadow-glow-success: 0 0 20px rgba(16, 185, 129, 0.5), 0 0 40px rgba(16, 185, 129, 0.3);
  --shadow-glow-danger: 0 0 20px rgba(239, 68, 68, 0.5), 0 0 40px rgba(239, 68, 68, 0.3);
  
  /* Text Shadows */
  --text-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.1);
  --text-shadow-md: 0 2px 4px rgba(0, 0, 0, 0.2);
  --text-shadow-lg: 0 4px 8px rgba(0, 0, 0, 0.3);
  --text-shadow-glow-blue: 0 0 10px rgba(0, 212, 255, 0.8), 0 0 20px rgba(0, 212, 255, 0.4);
  --text-shadow-glow-gold: 0 0 10px rgba(212, 175, 55, 0.8), 0 0 20px rgba(212, 175, 55, 0.4);
  
  /* ========================================
     BORDERS
     ======================================== */
  
  /* Border Radius */
  --border-radius-none: 0;
  --border-radius-xs: 2px;
  --border-radius-sm: 8px;
  --border-radius-md: 12px;
  --border-radius-lg: 16px;
  --border-radius-xl: 24px;
  --border-radius-2xl: 32px;
  --border-radius-full: 9999px;
  
  /* Border Widths */
  --border-width-none: 0;
  --border-width-thin: 1px;
  --border-width-normal: 2px;
  --border-width-thick: 3px;
  --border-width-heavy: 4px;
  
  /* Border Styles */
  --border-style-solid: solid;
  --border-style-dashed: dashed;
  --border-style-dotted: dotted;
  
  /* ========================================
     TRANSITIONS & ANIMATIONS
     ======================================== */
  
  /* Transition Durations */
  --transition-instant: 50ms;
  --transition-fast: 150ms;
  --transition-normal: 300ms;
  --transition-slow: 500ms;
  --transition-slower: 700ms;
  --transition-slowest: 1000ms;
  
  /* Timing Functions */
  --easing-linear: linear;
  --easing-ease: ease;
  --easing-ease-in: ease-in;
  --easing-ease-out: ease-out;
  --easing-ease-in-out: ease-in-out;
  --easing-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --easing-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
  --easing-emphasized: cubic-bezier(0.4, 0, 0.6, 1.25);
  
  /* Transition Shorthands */
  --transition-fast-smooth: var(--transition-fast) var(--easing-smooth);
  --transition-normal-smooth: var(--transition-normal) var(--easing-smooth);
  --transition-slow-smooth: var(--transition-slow) var(--easing-smooth);
  --transition-all-fast-smooth: all var(--transition-fast) var(--easing-smooth);
  --transition-all-normal-smooth: all var(--transition-normal) var(--easing-smooth);
  --transition-all-slow-smooth: all var(--transition-slow) var(--easing-smooth);
  
  /* Animation Durations */
  --animation-duration-fast: var(--transition-fast);
  --animation-duration-normal: var(--transition-normal);
  --animation-duration-slow: var(--transition-slow);
  
  /* ========================================
     BREAKPOINTS
     ======================================== */
  
  /* Breakpoint Values */
  --breakpoint-mobile: 768px;
  --breakpoint-mobile-max: 767px;
  --breakpoint-tablet: 1024px;
  --breakpoint-tablet-max: 1023px;
  --breakpoint-desktop: 1280px;
  --breakpoint-desktop-max: 1279px;
  --breakpoint-wide: 1536px;
  --breakpoint-wide-max: 1535px;
  --breakpoint-ultrawide: 1920px;
  
  /* Container Widths */
  --container-mobile: 100%;
  --container-mobile-padding: var(--.space-4);
  --container-tablet: 720px;
  --container-tablet-padding: var(--space-6);
  --container-desktop: 1024px;
  --container-desktop-padding: var(--space-8);
  --container-wide: 1280px;
  --container-wide-padding: var(--space-12);
  --container-fluid: 100%;
  
  /* ========================================
     COMPONENT-SPECIFIC VARIABLES
     ======================================== */
  
  /* Layout Components */
  --header-height: 72px;
  --header-height-mobile: 60px;
  --navbar-height: 64px;
  --sidebar-width: 280px;
  --sidebar-width-collapsed: 72px;
  --footer-height: 80px;
  
  /* Grid System */
  --grid-columns: 12;
  --grid-gutter: var(--gutter-md);
  --grid-gutter-mobile: var(--gutter-sm);
  
  /* Card Components */
  --card-padding: var(--space-6);
  --card-padding-mobile: var(--space-4);
  --card-border-radius: var(--border-radius-md);
  --card-blur: 12px;
  --card-glass-blur: 16px;
  --card-glass-blur-strong: 24px;
  
  /* Button Components */
  --button-height-sm: 36px;
  --button-height-md: 44px;
  --button-height-lg: 52px;
  --button-padding-sm: var(--space-3) var(--space-6);
  --button-padding-md: var(--space-4) var(--space-8);
  --button-padding-lg: var(--space-6) var(--space-10);
  --button-border-radius: var(--border-radius-md);
  
  /* Input Components */
  --input-height-sm: 36px;
  --input-height-md: 44px;
  --input-height-lg: 52px;
  --input-padding: var(--space-3) var(--space-4);
  --input-border-radius: var(--border-radius-md);
  --input-error-border: var(--danger);
  --input-success-border: var(--success);
  
  /* Badge Components */
  --badge-padding: var(--space-1) var(--space-3);
  --badge-border-radius: 9999px;
  --badge-font-size: var(--text-xs);
  
  /* Tables */
  --table-cell-padding: var(--space-4);
  --table-border-color: var(--border-color);
  --table-header-bg: var(--bg-secondary);
  --table-row-hover: var(--bg-tertiary);
  
  /* Modal/Dialog */
  --modal-max-width: 640px;
  --modal-backdrop-blur: 8px;
  --modal-overlay-color: rgba(0, 0, 0, 0.7);
  
  /* Dropdown/Menu */
  --dropdown-min-width: 180px;
  --dropdown-border-radius: var(--border-radius-md);
  --dropdown-shadow: var(--shadow-xl);
  
  /* Tooltip */
  --tooltip-max-width: 250px;
  --tooltip-padding: var(--space-3) var(--space-4);
  --tooltip-border-radius: var(--border-radius-sm);
  --tooltip-font-size: var(--text-sm);
  
  /* Loading/Spinner */
  --spinner-size: 24px;
  --spinner-size-sm: 16px;
  --spinner-size-lg: 40px;
  
  /* ========================================
     ACCESSIBILITY
     ======================================== */
  
  /* Focus States */
  --focus-ring-width: 2px;
  --focus-ring-width-thin: 1px;
  --focus-ring-width-thick: 3px;
  --focus-offset: 2px;
  --focus-offset-md: 4px;
  --focus-offset-lg: 6px;
  --focus-ring: 0 0 0 var(--focus-ring-width) var(--accent-glow);
  --focus-ring-blue: 0 0 0 var(--focus-ring-width) rgba(0, 212, 255, 0.5);
  --focus-ring-gold: 0 0 0 var(--focus-ring-width) rgba(212, 175, 55, 0.5);
  
  /* 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-width: 0;
  }
  
  /* Reduced Motion */
  --reduced-motion: prefers-reduced-motion;
  
  /* High Contrast Mode */
  --high-contrast-border: 2px solid var(--accent-blue);
  
  /* WCAG Contrast Ratios */
  --contrast-normal: 4.5;
  --contrast-large: 3;
  
  /* ========================================
     Z-INDEX SCALE
     ======================================== */
  
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal-backdrop: 400;
  --z-modal: 500;
  --z-popover: 600;
  --z-tooltip: 700;
  --z-toast: 800;
  --z-overlay: 900;
}

/* ========================================
   THEME VARIATIONS
   ======================================== */

/* Light Theme Override (se necessrio) */
[data-theme="light"] {
  --bg-primary: #f7f9fb;
  --bg-secondary: #e2e8f0;
  --bg-tertiary: #cbd5e1;
  --text-primary: #1e293b;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --border-color: #94a3b8;
}

/* Dark Theme Default (j definido no :root) */
[data-theme="dark"] {
  /* J coberto pelas variveis padro no :root */
}

/* High Contrast Theme */
[data-theme="high-contrast"] {
  --bg-primary: #000000;
  --bg-secondary: #1a1a1a;
  --bg-tertiary: #2a2a2a;
  --text-primary: #ffffff;
  --text-secondary: #e0e0e0;
  --border-color: #ffffff;
  --accent-blue: #00ffff;
}

/* ========================================
   COMPONENT VARIANTS
   ======================================== */

/* Button Variants */
.btn-primary {
  --btn-bg: var(--accent-blue);
  --btn-bg-hover: var(--accent-glow);
  --btn-color: var(--bg-primary);
  --btn-shadow: var(--shadow-blue);
}

.btn-secondary {
  --btn-bg: var(--bg-tertiary);
  --btn-bg-hover: var(--bg-elevated);
  --btn-color: var(--text-primary);
  --btn-shadow: var(--shadow-md);
}

.btn-gold {
  --btn-bg: var(--gradient-gold);
  --btn-bg-hover: linear-gradient(135deg, var(--gold-light) 0%, var(--gold-primary) 100%);
  --btn-color: var(--bg-primary);
  --btn-shadow: var(--shadow-gold);
}

.btn-outline {
  --btn-bg: transparent;
  --btn-bg-hover: var(--bg-tertiary);
  --btn-color: var(--accent-blue);
  --btn-border: var(--accent-blue);
  --btn-shadow: none;
}

/* Card Variants */
.card-elevated {
  --card-shadow: var(--shadow-xl);
  --card-border: var(--border-glow);
}

.card-glass {
  --card-bg: var(--bg-glass);
  --card-blur: var(--card-glass-blur);
  --card-shadow: var(--shadow-lg);
  --card-border: var(--border-color-light);
}

.card-gold {
  --card-border: var(--gold-glow);
  --card-shadow: var(--shadow-glow-gold);
}

/* ========================================
   UTILITY CLASSES HELPERS
   ======================================== */

/* Glass Effect */
.glass {
  background: var(--bg-glass);
  backdrop-filter: blur(var(--card-glass-blur));
  -webkit-backdrop-filter: blur(var(--card-glass-blur));
}

.glass-strong {
  background: var(--bg-glass);
  backdrop-filter: blur(var(--card-glass-blur-strong));
  -webkit-backdrop-filter: blur(var(--card-glass-blur-strong));
}

/* Glow Effects */
.glow-blue {
  box-shadow: var(--shadow-glow-blue);
}

.glow-blue-strong {
  box-shadow: var(--shadow-glow-blue-strong);
}

.glow-gold {
  box-shadow: var(--shadow-glow-gold);
}

.glow-gold-strong {
  box-shadow: var(--shadow-glow-gold-strong);
}

/* Gradient Text */
.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.gradient-text-gold {
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ========================================
   PLAN & PRICING COMPONENTS (Part 4)
   ======================================== */

/* Badges de plano (4.2) */
.plan-badge-trial {
  background: var(--badge-trial);
  color: #ffffff;
  font-size: var(--text-xs);
  font-weight: 700;
  padding: 0.25rem 0.75rem;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

.plan-badge-recommended {
  background: var(--badge-recommended);
  color: #ffffff;
  font-size: var(--text-xs);
  font-weight: 700;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--border-radius-full);
  box-shadow: 0 2px 12px rgba(255, 215, 0, 0.4);
  animation: badge-pulse 2s ease-in-out infinite;
}

.plan-badge-popular {
  background: var(--badge-popular);
  color: #ffffff;
  font-size: var(--text-xs);
  font-weight: 700;
  padding: 0.25rem 0.75rem;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

@keyframes badge-pulse {
  0%, 100% { transform: scale(1); box-shadow: 0 2px 12px rgba(255, 215, 0, 0.4); }
  50% { transform: scale(1.05); box-shadow: 0 2px 16px rgba(255, 215, 0, 0.6); }
}

.tier-start {
  color: var(--start-tier);
  border-color: rgba(107, 114, 128, 0.3);
}

.tier-start .plan-name {
  color: var(--start-tier);
}

.tier-pro {
  color: var(--pro-tier);
  border-color: rgba(0, 212, 255, 0.3);
}

.tier-pro .plan-name {
  color: var(--pro-tier);
}

.tier-elite {
  color: var(--elite-tier);
  border-color: rgba(255, 215, 0, 0.3);
}

.tier-elite .plan-name {
  color: var(--elite-tier);
}

/* Preço styling (4.3) */
.price-tag {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.25rem;
}

.price-currency {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

.price-value {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent-blue);
  line-height: 1;
}

.price-period {
  font-size: var(--text-base);
  color: var(--text-muted);
  font-weight: 500;
  margin-left: 0.25rem;
}

.price-divider {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: var(--space-2) 0;
  width: 100%;
}

.price-divider span {
  flex: 1;
  height: 1px;
  background: var(--border-color);
}

.price-divider small {
  color: var(--text-muted);
  font-size: var(--text-sm);
}

.tier-start .price-value {
  color: var(--price-start);
}

.tier-pro .price-value {
  color: var(--price-pro);
}

.tier-elite .price-value {
  color: var(--price-elite);
}

.discount-tag {
  display: inline-block;
  background: var(--success-bg);
  border: 1px solid var(--success-primary);
  color: var(--success-primary);
  font-size: var(--text-xs);
  font-weight: 700;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  margin-top: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.trial-badge {
  display: inline-block;
  background: var(--trial-bg);
  border: 1px solid var(--trial-border);
  color: var(--success-primary);
  font-size: var(--text-xs);
  font-weight: 700;
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  margin-top: 0.5rem;
}

.trial-badge i {
  margin-right: 0.25rem;
}

/* Comparison table (4.4) */
.comparison-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: var(--bg-card);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
}

.comparison-table thead {
  background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-primary) 100%);
  border-bottom: 2px solid var(--border-color);
}

.comparison-table th {
  padding: 1.25rem;
  text-align: left;
  font-weight: 700;
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.comparison-table th.plan-name {
  font-size: var(--text-base);
  color: var(--text-primary);
}

.comparison-table th.plan-name.start-tier {
  color: var(--price-start);
}

.comparison-table th.plan-name.pro-tier {
  color: var(--price-pro);
  background: rgba(0, 212, 255, 0.08);
}

.comparison-table th.plan-name.elite-tier {
  color: var(--price-elite);
  background: rgba(255, 215, 0, 0.08);
}

.comparison-table tbody tr {
  border-bottom: 1px solid var(--border-color);
  transition: background 0.2s ease;
}

.comparison-table tbody tr:hover {
  background: var(--bg-tertiary);
}

.comparison-table tbody tr:last-child {
  border-bottom: none;
}

.comparison-table td {
  padding: 1rem;
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.comparison-table td.feature-label {
  font-weight: 600;
  color: var(--text-primary);
}

.comparison-table td.plan-column {
  text-align: center;
  font-weight: 600;
}

.comparison-table td.plan-column.start-tier {
  color: var(--price-start);
}

.comparison-table td.plan-column.pro-tier {
  color: var(--price-pro);
  background: rgba(0, 212, 255, 0.03);
}

.comparison-table td.plan-column.elite-tier {
  color: var(--price-elite);
  background: rgba(255, 215, 0, 0.03);
}

.comparison-table .check-icon {
  color: var(--success);
  font-size: 1.1rem;
}

.comparison-table .cross-icon {
  color: var(--text-muted);
  font-size: 1rem;
  opacity: 0.5;
}

.comparison-table .star-icon {
  color: var(--gold-primary);
  font-size: 1.2rem;
}

/* Guarantee section (4.5) */
.guarantee-section {
  padding: var(--space-10);
  background: var(--trial-bg);
  border: 2px solid var(--trial-border);
  border-radius: var(--border-radius-xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.guarantee-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.guarantee-icon {
  font-size: 4rem;
  color: var(--success-primary);
  margin-bottom: var(--space-4);
  text-shadow: 0 4px 20px rgba(16, 185, 129, 0.3);
  position: relative;
}

.guarantee-content {
  position: relative;
  z-index: 1;
}

.guarantee-title {
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

.guarantee-subtitle {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  margin-bottom: var(--space-6);
}

.guarantee-text {
  max-width: 700px;
  margin: var(--space-6) auto;
  color: var(--text-secondary);
  font-size: var(--text-base);
  line-height: 1.8;
}

.guarantee-features {
  display: flex;
  justify-content: center;
  gap: var(--space-6);
  flex-wrap: wrap;
  margin-top: var(--space-8);
}

.guarantee-feature {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--success-primary);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: 0.5rem 1rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 50px;
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.guarantee-feature i {
  font-size: 1.2rem;
}

/* Plan specific CTA buttons (4.6) */
.plan-cta-btn {
  display: block;
  width: 100%;
  text-align: center;
  padding: var(--space-4) var(--space-6);
  font-family: var(--font-primary);
  font-size: var(--text-base);
  font-weight: 600;
  border-radius: var(--border-radius-md);
  text-decoration: none;
  transition: all 0.3s ease;
  border: none;
  position: relative;
  overflow: hidden;
}

.plan-cta-btn small {
  display: block;
  font-size: var(--text-xs);
  font-weight: 500;
  opacity: 0.8;
  margin-top: 0.25rem;
}

.plan-cta-btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.4s ease, height 0.4s ease;
}

.plan-cta-btn:hover::before {
  width: 300px;
  height: 300px;
}

.plan-cta-btn.start-cta {
  background: var(--start-tier);
  color: #ffffff;
}

.plan-cta-btn.start-cta:hover {
  background: var(--start-tier);
  box-shadow: 0 4px 20px rgba(107, 114, 128, 0.3);
  transform: translateY(-2px);
}

.plan-cta-btn.pro-cta {
  background: linear-gradient(135deg, var(--accent-dark) 0%, var(--accent-blue) 100%);
  color: #ffffff;
  box-shadow: 0 4px 20px rgba(0, 212, 255, 0.3);
}

.plan-cta-btn.pro-cta:hover {
  box-shadow: 0 6px 30px rgba(0, 212, 255, 0.5);
  transform: translateY(-2px);
}

.plan-cta-btn.elite-cta {
  background: linear-gradient(135deg, var(--gold-dark) 0%, var(--gold-primary) 100%);
  color: #ffffff;
}

.plan-cta-btn.elite-cta:hover {
  box-shadow: 0 4px 20px rgba(255, 215, 0, 0.4);
  transform: translateY(-2px);
}

.plan-cta-btn.secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 2px solid var(--border-color);
}

.plan-cta-btn.secondary:hover {
  border-color: var(--accent-blue);
  color: var(--accent-blue);
  background: rgba(0, 212, 255, 0.05);
}

/* Feature checklist icons (4.7) */
.feature-item i {
  transition: all 0.3s ease;
}

.feature-item .check-available {
  color: var(--success);
  font-size: 1.1rem;
}

.feature-item .check-unavailable {
  color: var(--text-muted);
  opacity: 0.4;
  font-size: 1rem;
}

.feature-item:hover .check-available {
  transform: scale(1.1);
}

/* Mobile responsiveness para planos (4.8) */
@media (max-width: 992px) {
  .planos-grid {
    grid-template-columns: 1fr;
    max-width: 450px;
    margin: 0 auto;
  }

  .plan-card.recommended {
    order: -1;
  }

  .comparison-table {
    font-size: 0.85rem;
  }

  .comparison-table th,
  .comparison-table td {
    padding: 0.75rem 0.5rem;
  }

  .guarantee-features {
    flex-direction: column;
    gap: var(--space-3);
  }

  .guarantee-feature {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 600px) {
  .planos-grid {
    padding: 0 var(--space-4);
  }

  .price-tag {
    align-items: flex-start;
  }

  .price-value {
    font-size: 2rem;
  }

  .comparison-table {
    font-size: 0.75rem;
  }

  .comparison-table th,
  .comparison-table td {
    padding: 0.5rem 0.25rem;
  }

  .guarantee-icon {
    font-size: 3rem;
  }

  .guarantee-title {
    font-size: var(--text-xl);
  }

  .guarantee-subtitle {
    font-size: var(--text-base);
  }
}

/* ========================================
   EXAMPLE USAGE
   ======================================== */

/*
  Exemplo de Button Componente:
  
  .btn {
    padding: var(--button-padding-md);
    height: var(--button-height-md);
    border-radius: var(--button-border-radius);
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    transition: var(--transition-all-normal-smooth);
    border: none;
    cursor: pointer;
  }
  
  .btn-primary {
    background: var(--accent-blue);
    color: var(--bg-primary);
    box-shadow: var(--shadow-blue);
  }
  
  .btn-primary:hover {
    background: var(--accent-glow);
    box-shadow: var(--shadow-glow-blue);
    transform: translateY(-2px);
  }
  
  Exemplo de Card:
  
  .card {
    background: var(--bg-card);
    border-radius: var(--card-border-radius);
    border: 1px solid var(--border-color);
    padding: var(--card-padding);
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(var(--card-blur));
  }
  
  .card:hover {
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow-blue);
  }
  
  Exemplo de Typography:
  
  h1 {
    font-family: var(--font-primary);
    font-size: var(--h1-size);
    font-weight: var(--font-bold);
    line-height: var(--line-height-tight);
    letter-spacing: var(--letter-spacing-tight);
    color: var(--text-primary);
  }
  
  Exemplo de Container Responsivo:
  
  .container {
    width: 100%;
    max-width: var(--container-desktop);
    margin: 0 auto;
    padding: 0 var(--container-padding);
  }
  
  @media (max-width: var(--breakpoint-tablet)) {
    .container {
      max-width: var(--container-tablet);
      padding: 0 var(--container-padding-md);
    }
  }
  
  @media (max-width: var(--breakpoint-mobile)) {
    .container {
      max-width: var(--container-mobile);
      padding: 0 var(--container-padding);
    }
  }
*/