/**
 * SynX Economy - Design System
 * 
 * Sistema de design premium para fintech
 * Cores, tipografia, espaçamento e variáveis globais
 * 
 * @version 1.0.0
 */

/* ============================================
   CSS RESET & BASE
   ============================================ */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    font-weight: 400;
    line-height: 1.6;
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    min-height: 100vh;
}

/* ============================================
   VARIÁVEIS CSS - DESIGN TOKENS
   ============================================ */

:root {
    /* Cores Principais */
    --color-neon-green: #00FF41;
    --color-neon-green-rgb: 0, 255, 65;
    --color-neon-green-dim: #00CC34;
    --color-neon-green-glow: rgba(0, 255, 65, 0.15);

    /* Aliases de compatibilidade (usados em algumas páginas) */
    --color-primary: var(--color-neon-green);
    --color-text-on-primary: var(--color-onyx);
    --color-bg-elevated: var(--color-bg-card);
    --color-primary-alpha-10: rgba(var(--color-neon-green-rgb), 0.10);
    --color-primary-alpha-20: rgba(var(--color-neon-green-rgb), 0.15);
    --color-primary-alpha-30: rgba(var(--color-neon-green-rgb), 0.30);
    --color-primary-alpha-50: rgba(var(--color-neon-green-rgb), 0.50);
    
    /* Aliases curtos para compatibilidade com páginas legadas */
    --bg-primary: var(--color-bg-primary);
    --bg-secondary: var(--color-bg-secondary);
    --bg-tertiary: var(--color-bg-tertiary);
    --text-primary: var(--color-text-primary);
    --text-secondary: var(--color-text-secondary);
    --text-muted: var(--color-text-muted);
    --border-color: var(--color-border);
    --primary-color: var(--color-primary);
    --success-color: var(--color-success);
    --danger-color: var(--color-error);
    --warning-color: var(--color-warning);
    --info-color: var(--color-info);
    
    --color-tungsten: #3D3D3D;
    --color-tungsten-light: #4D4D4D;
    --color-tungsten-dark: #2D2D2D;
    
    --color-onyx: #0F0F12;
    --color-onyx-light: #1A1A1F;
    --color-onyx-lighter: #252529;
    
    /* Backgrounds */
    --color-bg-primary: #0A0A0C;
    --color-bg-secondary: #0F0F12;
    --color-bg-tertiary: #151518;
    --color-bg-card: #1A1A1F;
    --color-bg-card-hover: #1F1F24;
    --color-bg-input: #151518;
    
    /* Texto */
    --color-text-primary: #FFFFFF;
    --color-text-secondary: #A0A0A5;
    --color-text-tertiary: #6B6B70;
    --color-text-muted: #4A4A4F;
    
    /* Estados */
    --color-success: #00FF41;
    --color-success-bg: rgba(0, 255, 65, 0.1);
    --color-error: #FF4757;
    --color-error-bg: rgba(255, 71, 87, 0.1);
    --color-warning: #FFA502;
    --color-warning-bg: rgba(255, 165, 2, 0.1);
    --color-info: #3498DB;
    --color-info-bg: rgba(52, 152, 219, 0.1);
    
    /* Bordas */
    --color-border: #2A2A2F;
    --color-border-light: #353539;
    --color-border-focus: var(--color-neon-green);
    
    /* Categorias de Gastos */
    --color-category-food: #FF6B6B;
    --color-category-transport: #4ECDC4;
    --color-category-housing: #45B7D1;
    --color-category-health: #96CEB4;
    --color-category-education: #DDA0DD;
    --color-category-entertainment: #F7DC6F;
    --color-category-shopping: #BB8FCE;
    --color-category-services: #85C1E9;
    --color-category-travel: #F8B500;
    --color-category-investments: #00FF41;
    --color-category-bills: #E74C3C;
    --color-category-salary: #2ECC71;
    --color-category-other: #95A5A6;
    
    /* Tipografia */
    --font-family-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-family-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
    
    --font-size-xs: 0.6875rem;   /* 11px */
    --font-size-sm: 0.8125rem;   /* 13px */
    --font-size-base: 0.9375rem; /* 15px */
    --font-size-md: 1rem;        /* 16px */
    --font-size-lg: 1.125rem;    /* 18px */
    --font-size-xl: 1.25rem;     /* 20px */
    --font-size-2xl: 1.5rem;     /* 24px */
    --font-size-3xl: 1.875rem;   /* 30px */
    --font-size-4xl: 2.25rem;    /* 36px */
    --font-size-5xl: 3rem;       /* 48px */
    
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    --line-height-tight: 1.25;
    --line-height-snug: 1.375;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.625;
    
    /* Espaçamento */
    --spacing-1: 0.25rem;   /* 4px */
    --spacing-2: 0.5rem;    /* 8px */
    --spacing-3: 0.75rem;   /* 12px */
    --spacing-4: 1rem;      /* 16px */
    --spacing-5: 1.25rem;   /* 20px */
    --spacing-6: 1.5rem;    /* 24px */
    --spacing-8: 2rem;      /* 32px */
    --spacing-10: 2.5rem;   /* 40px */
    --spacing-12: 3rem;     /* 48px */
    --spacing-16: 4rem;     /* 64px */
    --spacing-20: 5rem;     /* 80px */

    /* Aliases de espaçamento (xs/sm/md/lg/xl) */
    --spacing-2xs: var(--spacing-1);
    --spacing-xs: var(--spacing-2);
    --spacing-sm: var(--spacing-3);
    --spacing-md: var(--spacing-4);
    --spacing-lg: var(--spacing-6);
    --spacing-xl: var(--spacing-8);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.35);
    --shadow-glow: 0 0 20px rgba(0, 255, 65, 0.2);
    --shadow-glow-intense: 0 0 40px rgba(0, 255, 65, 0.3);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
    --transition-slower: 500ms ease;
    
    /* Z-Index Scale */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-modal-backdrop: 300;
    --z-modal: 400;
    --z-toast: 500;
    --z-tooltip: 600;
    
    /* Layout */
    --sidebar-width: 260px;
    --sidebar-collapsed-width: 72px;
    --header-height: 64px;
    --max-content-width: 1400px;
}

/* ============================================
   TIPOGRAFIA
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-tight);
    color: var(--color-text-primary);
    letter-spacing: -0.02em;
}

h1 {
    font-size: var(--font-size-4xl);
}

h2 {
    font-size: var(--font-size-3xl);
}

h3 {
    font-size: var(--font-size-2xl);
}

h4 {
    font-size: var(--font-size-xl);
}

h5 {
    font-size: var(--font-size-lg);
}

h6 {
    font-size: var(--font-size-md);
}

p {
    margin-bottom: var(--spacing-4);
    color: var(--color-text-secondary);
}

a {
    color: var(--color-neon-green);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-neon-green-dim);
}

strong, b {
    font-weight: var(--font-weight-semibold);
}

small {
    font-size: var(--font-size-sm);
}

code {
    font-family: var(--font-family-mono);
    font-size: 0.9em;
    padding: 0.2em 0.4em;
    background-color: var(--color-bg-tertiary);
    border-radius: var(--radius-sm);
}

/* ============================================
   UTILITÁRIOS
   ============================================ */

.text-primary { color: var(--color-text-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-tertiary { color: var(--color-text-tertiary); }
.text-muted { color: var(--color-text-muted); }
.text-success { color: var(--color-success); }
.text-error { color: var(--color-error); }
.text-warning { color: var(--color-warning); }
.text-neon { color: var(--color-neon-green); }

.font-mono { font-family: var(--font-family-mono); }
.font-medium { font-weight: var(--font-weight-medium); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.font-bold { font-weight: var(--font-weight-bold); }

.text-xs { font-size: var(--font-size-xs); }
.text-sm { font-size: var(--font-size-sm); }
.text-base { font-size: var(--font-size-base); }
.text-lg { font-size: var(--font-size-lg); }
.text-xl { font-size: var(--font-size-xl); }
.text-2xl { font-size: var(--font-size-2xl); }
.text-3xl { font-size: var(--font-size-3xl); }

.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

/* Display */
.hidden { display: none !important; }
.block { display: block; }
.inline-block { display: inline-block; }
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.grid { display: grid; }

/* Flex utilities */
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }
.gap-1 { gap: var(--spacing-1); }
.gap-2 { gap: var(--spacing-2); }
.gap-3 { gap: var(--spacing-3); }
.gap-4 { gap: var(--spacing-4); }
.gap-6 { gap: var(--spacing-6); }
.gap-8 { gap: var(--spacing-8); }

/* Spacing */
.m-0 { margin: 0; }
.mt-1 { margin-top: var(--spacing-1); }
.mt-2 { margin-top: var(--spacing-2); }
.mt-3 { margin-top: var(--spacing-3); }
.mt-4 { margin-top: var(--spacing-4); }
.mt-6 { margin-top: var(--spacing-6); }
.mt-8 { margin-top: var(--spacing-8); }
.mb-1 { margin-bottom: var(--spacing-1); }
.mb-2 { margin-bottom: var(--spacing-2); }
.mb-3 { margin-bottom: var(--spacing-3); }
.mb-4 { margin-bottom: var(--spacing-4); }
.mb-6 { margin-bottom: var(--spacing-6); }
.mb-8 { margin-bottom: var(--spacing-8); }

.p-0 { padding: 0; }
.p-2 { padding: var(--spacing-2); }
.p-3 { padding: var(--spacing-3); }
.p-4 { padding: var(--spacing-4); }
.p-6 { padding: var(--spacing-6); }
.p-8 { padding: var(--spacing-8); }

/* Width */
.w-full { width: 100%; }
.max-w-sm { max-width: 24rem; }
.max-w-md { max-width: 28rem; }
.max-w-lg { max-width: 32rem; }
.max-w-xl { max-width: 36rem; }

/* Overflow */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-x-auto { overflow-x: auto; }

/* Position */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

/* Cursor */
.cursor-pointer { cursor: pointer; }
.cursor-not-allowed { cursor: not-allowed; }

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

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

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

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(0, 255, 65, 0.2);
    }
    50% {
        box-shadow: 0 0 40px rgba(0, 255, 65, 0.4);
    }
}

.animate-fade-in { animation: fadeIn var(--transition-slow) ease-out; }
.animate-fade-in-up { animation: fadeInUp var(--transition-slow) ease-out; }
.animate-fade-in-down { animation: fadeInDown var(--transition-slow) ease-out; }
.animate-pulse { animation: pulse 2s ease-in-out infinite; }
.animate-spin { animation: spin 1s linear infinite; }
.animate-glow { animation: glow 2s ease-in-out infinite; }

/* Scroll Reveal Animations */
@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

/* Elements ready to animate (scroll reveal) */
.animate-ready {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1), 
                transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-ready.animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger children animations */
.animate-stagger > * {
    opacity: 0;
    transform: translateY(15px);
    animation: slideUp 0.4s ease forwards;
}

.animate-stagger > *:nth-child(1) { animation-delay: 0.05s; }
.animate-stagger > *:nth-child(2) { animation-delay: 0.1s; }
.animate-stagger > *:nth-child(3) { animation-delay: 0.15s; }
.animate-stagger > *:nth-child(4) { animation-delay: 0.2s; }
.animate-stagger > *:nth-child(5) { animation-delay: 0.25s; }
.animate-stagger > *:nth-child(6) { animation-delay: 0.3s; }
.animate-stagger > *:nth-child(7) { animation-delay: 0.35s; }
.animate-stagger > *:nth-child(8) { animation-delay: 0.4s; }

/* Button ripple effect */
.btn {
    position: relative;
    overflow: hidden;
}

.btn-ripple {
    position: absolute;
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%) scale(0);
    animation: ripple 0.6s ease-out forwards;
    pointer-events: none;
}

@keyframes ripple {
    to {
        transform: translate(-50%, -50%) scale(4);
        opacity: 0;
    }
}

/* Skeleton loading */
.skeleton {
    background: linear-gradient(90deg, 
        var(--color-bg-tertiary) 25%, 
        var(--color-bg-card) 50%, 
        var(--color-bg-tertiary) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-md);
}

.skeleton-text {
    height: 1em;
    margin-bottom: 0.5em;
}

.skeleton-title {
    height: 1.5em;
    width: 60%;
    margin-bottom: 1em;
}

.skeleton-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

/* Micro interactions */
.hover-lift {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.hover-lift:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.hover-scale {
    transition: transform 0.2s ease;
}

.hover-scale:hover {
    transform: scale(1.02);
}

.hover-glow {
    transition: box-shadow 0.3s ease;
}

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

/* Scrollbar customizada */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--color-tungsten);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-tungsten-light);
}

/* Selection */
::selection {
    background-color: var(--color-neon-green);
    color: var(--color-onyx);
}

/* Focus visible */
:focus-visible {
    outline: 2px solid var(--color-neon-green);
    outline-offset: 2px;
}

/* Loading spinner */
.spinner {
    width: 24px;
    height: 24px;
    border: 2px solid var(--color-border);
    border-top-color: var(--color-neon-green);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.spinner-sm {
    width: 16px;
    height: 16px;
}

.spinner-lg {
    width: 40px;
    height: 40px;
    border-width: 3px;
}

/* Global loading overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.loading-overlay.active {
    opacity: 1;
    visibility: visible;
}

.loading-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-4);
}

.loading-spinner p {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    margin: 0;
}