/**
 * SupportPONTO - Modern Responsive CSS Framework
 * Version: 1.0.0
 * Author: Support Solo Sondagens
 * Description: Complete visual system for the time tracking application
 */

/* ============================================================================
   CSS VARIABLES - Design System
   ============================================================================ */
:root {
    /* Modern Design System - Updated Palette */
    /* Primary Colors */
    --color-primary: #3A7AFE;
    --color-primary-dark: #2862db;
    --color-primary-light: #5b92ff;
    --color-accent: #00B79E;
    --color-accent-dark: #009580;
    --color-accent-light: #1ac9b0;
    
    /* Status Colors */
    --color-success: #00B79E;
    --color-danger: #E74C3C;
    --color-warning: #F4C542;
    --color-info: #3A7AFE;
    
    /* Neutral Colors - Gray Scale */
    --color-dark: #1a1a1a;
    --color-light: #F4F5F7;
    --color-gray-50: #fafafa;
    --color-gray-100: #f5f5f5;
    --color-gray-200: #e5e5e5;
    --color-gray-300: #d4d4d4;
    --color-gray-400: #a3a3a3;
    --color-gray-500: #737373;
    --color-gray-600: #525252;
    --color-gray-700: #404040;
    --color-gray-800: #262626;
    --color-gray-900: #171717;
    
    /* Background Colors */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F4F5F7;
    --bg-accent: linear-gradient(135deg, #3A7AFE 0%, #00B79E 100%);
    
    /* Typography - Modern Scale */
    --font-family-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;      /* 12px - secondary text */
    --font-size-sm: 0.875rem;     /* 14px - secondary text */
    --font-size-base: 1rem;       /* 16px - body */
    --font-size-md: 1.125rem;     /* 18px - titles */
    --font-size-lg: 1.25rem;      /* 20px */
    --font-size-xl: 1.5rem;       /* 24px */
    --font-size-2xl: 2rem;        /* 32px - large metrics */
    --line-height-base: 1.5;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    
    /* Border Radius - Modern Cards */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;           /* 8-12px for cards */
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows - Soft Modern */
    --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.06), 0 1px 4px rgba(0, 0, 0, 0.04);
    --shadow-card-hover: 0 4px 16px rgba(0, 0, 0, 0.1), 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --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);
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal: 1040;
    --z-popover: 1050;
    --z-tooltip: 1060;
}

/* ============================================================================
   GLOBAL RESETS & BASE STYLES
   ============================================================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-family-base);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--color-gray-900);
    background-color: var(--bg-secondary);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================================================
   RESPONSIVE GRID SYSTEM
   ============================================================================ */
.container {
    width: 100%;
    padding-right: var(--spacing-md);
    padding-left: var(--spacing-md);
    margin-right: auto;
    margin-left: auto;
}

@media (min-width: 576px) {
    .container { max-width: 540px; }
}

@media (min-width: 768px) {
    .container { max-width: 720px; }
}

@media (min-width: 992px) {
    .container { max-width: 960px; }
}

@media (min-width: 1200px) {
    .container { max-width: 1140px; }
}

@media (min-width: 1400px) {
    .container { max-width: 1320px; }
}

.container-fluid {
    width: 100%;
    padding-right: var(--spacing-md);
    padding-left: var(--spacing-md);
    margin-right: auto;
    margin-left: auto;
}

.row {
    display: flex;
    flex-wrap: wrap;
    margin-right: calc(var(--spacing-md) * -0.5);
    margin-left: calc(var(--spacing-md) * -0.5);
}

.col {
    flex: 1 0 0%;
    padding-right: calc(var(--spacing-md) * 0.5);
    padding-left: calc(var(--spacing-md) * 0.5);
}

/* ============================================================================
   COMPONENTS - Cards (Modern Modular System)
   ============================================================================ */
.card {
    position: relative;
    display: flex;
    flex-direction: column;
    min-width: 0;
    word-wrap: break-word;
    background-color: var(--bg-primary);
    border: none;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-card);
    transition: all var(--transition-base);
    overflow: hidden;
}

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

.card-header {
    padding: var(--spacing-lg) var(--spacing-xl);
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--color-gray-200);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-sm);
    color: var(--color-gray-700);
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 56px;
}

.card-header-title {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-700);
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.card-header-actions {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.card-body {
    flex: 1 1 auto;
    padding: var(--spacing-xl);
}

.card-footer {
    padding: var(--spacing-lg) var(--spacing-xl);
    background-color: var(--color-gray-50);
    border-top: 1px solid var(--color-gray-200);
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
}

.card-title {
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-semibold);
    line-height: 1.2;
    color: var(--color-gray-900);
}

.card-subtitle {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-md);
}

/* Card Variants */
.card-kpi {
    text-align: center;
}

.card-kpi .kpi-value {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin: var(--spacing-md) 0;
    line-height: 1;
}

.card-kpi .kpi-label {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.card-kpi .kpi-indicator {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-sm);
}

.card-kpi .kpi-indicator.positive {
    background-color: rgba(0, 183, 158, 0.1);
    color: var(--color-success);
}

.card-kpi .kpi-indicator.negative {
    background-color: rgba(231, 76, 60, 0.1);
    color: var(--color-danger);
}

.card-kpi .kpi-indicator.neutral {
    background-color: var(--color-gray-100);
    color: var(--color-gray-600);
}

/* Card Icons */
.card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.card-icon.primary {
    background-color: rgba(58, 122, 254, 0.1);
    color: var(--color-primary);
}

.card-icon.accent {
    background-color: rgba(0, 183, 158, 0.1);
    color: var(--color-accent);
}

.card-icon.warning {
    background-color: rgba(244, 197, 66, 0.1);
    color: var(--color-warning);
}

.card-icon.danger {
    background-color: rgba(231, 76, 60, 0.1);
    color: var(--color-danger);
}

/* ============================================================================
   COMPONENTS - Buttons
   ============================================================================ */
.btn {
    display: inline-block;
    font-weight: var(--font-weight-medium);
    text-align: center;
    text-decoration: none;
    white-space: nowrap;
    vertical-align: middle;
    user-select: none;
    border: 1px solid transparent;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    cursor: pointer;
}

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

.btn:focus {
    outline: 0;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

.btn-primary {
    color: #fff;
    background: var(--bg-accent);
    border-color: var(--color-primary);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-secondary-dark) 100%);
}

.btn-secondary {
    color: #fff;
    background-color: var(--color-gray-600);
    border-color: var(--color-gray-600);
}

.btn-success {
    color: #fff;
    background-color: var(--color-success);
    border-color: var(--color-success);
}

.btn-danger {
    color: #fff;
    background-color: var(--color-danger);
    border-color: var(--color-danger);
}

.btn-warning {
    color: var(--color-gray-900);
    background-color: var(--color-warning);
    border-color: var(--color-warning);
}

.btn-info {
    color: var(--color-gray-900);
    background-color: var(--color-info);
    border-color: var(--color-info);
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-lg);
    border-radius: var(--radius-xl);
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
    border-radius: var(--radius-md);
}

/* ============================================================================
   COMPONENTS - Forms
   ============================================================================ */
.form-control {
    display: block;
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-base);
    color: var(--color-gray-900);
    background-color: var(--bg-primary);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-lg);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
    color: var(--color-gray-900);
    background-color: var(--bg-primary);
    border-color: var(--color-primary);
    outline: 0;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

.form-control-lg {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-lg);
    border-radius: var(--radius-xl);
}

.form-label {
    display: inline-block;
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-700);
}

/* ============================================================================
   COMPONENTS - Alerts
   ============================================================================ */
.alert {
    position: relative;
    padding: var(--spacing-md) var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    border: none;
    border-radius: var(--radius-xl);
    font-weight: var(--font-weight-medium);
}

.alert-success {
    color: #0f5132;
    background-color: #d1e7dd;
}

.alert-danger {
    color: #842029;
    background-color: #f8d7da;
}

.alert-warning {
    color: #664d03;
    background-color: #fff3cd;
}

.alert-info {
    color: #055160;
    background-color: #cff4fc;
}

/* ============================================================================
   COMPONENTS - Badges
   ============================================================================ */
.badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    color: #fff;
    text-align: center;
    white-space: nowrap;
    vertical-align: baseline;
    border-radius: var(--radius-md);
}

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

.badge-success {
    background-color: var(--color-success);
}

.badge-danger {
    background-color: var(--color-danger);
}

.badge-warning {
    color: var(--color-gray-900);
    background-color: var(--color-warning);
}

.badge-info {
    color: var(--color-gray-900);
    background-color: var(--color-info);
}

/* ============================================================================
   UTILITIES - Spacing
   ============================================================================ */
.m-0 { margin: 0 !important; }
.mt-0 { margin-top: 0 !important; }
.mb-0 { margin-bottom: 0 !important; }
.m-1 { margin: var(--spacing-xs) !important; }
.mt-1 { margin-top: var(--spacing-xs) !important; }
.mb-1 { margin-bottom: var(--spacing-xs) !important; }
.m-2 { margin: var(--spacing-sm) !important; }
.mt-2 { margin-top: var(--spacing-sm) !important; }
.mb-2 { margin-bottom: var(--spacing-sm) !important; }
.m-3 { margin: var(--spacing-md) !important; }
.mt-3 { margin-top: var(--spacing-md) !important; }
.mb-3 { margin-bottom: var(--spacing-md) !important; }
.m-4 { margin: var(--spacing-lg) !important; }
.mt-4 { margin-top: var(--spacing-lg) !important; }
.mb-4 { margin-bottom: var(--spacing-lg) !important; }
.m-5 { margin: var(--spacing-xl) !important; }
.mt-5 { margin-top: var(--spacing-xl) !important; }
.mb-5 { margin-bottom: var(--spacing-xl) !important; }

.p-0 { padding: 0 !important; }
.pt-0 { padding-top: 0 !important; }
.pb-0 { padding-bottom: 0 !important; }
.p-1 { padding: var(--spacing-xs) !important; }
.pt-1 { padding-top: var(--spacing-xs) !important; }
.pb-1 { padding-bottom: var(--spacing-xs) !important; }
.p-2 { padding: var(--spacing-sm) !important; }
.pt-2 { padding-top: var(--spacing-sm) !important; }
.pb-2 { padding-bottom: var(--spacing-sm) !important; }
.p-3 { padding: var(--spacing-md) !important; }
.pt-3 { padding-top: var(--spacing-md) !important; }
.pb-3 { padding-bottom: var(--spacing-md) !important; }
.p-4 { padding: var(--spacing-lg) !important; }
.pt-4 { padding-top: var(--spacing-lg) !important; }
.pb-4 { padding-bottom: var(--spacing-lg) !important; }
.p-5 { padding: var(--spacing-xl) !important; }
.pt-5 { padding-top: var(--spacing-xl) !important; }
.pb-5 { padding-bottom: var(--spacing-xl) !important; }

/* ============================================================================
   UTILITIES - Text
   ============================================================================ */
.text-center { text-align: center !important; }
.text-start { text-align: left !important; }
.text-end { text-align: right !important; }

.text-primary { color: var(--color-primary) !important; }
.text-secondary { color: var(--color-secondary) !important; }
.text-success { color: var(--color-success) !important; }
.text-danger { color: var(--color-danger) !important; }
.text-warning { color: var(--color-warning) !important; }
.text-info { color: var(--color-info) !important; }
.text-muted { color: var(--color-gray-600) !important; }

.fw-light { font-weight: var(--font-weight-light) !important; }
.fw-normal { font-weight: var(--font-weight-normal) !important; }
.fw-medium { font-weight: var(--font-weight-medium) !important; }
.fw-semibold { font-weight: var(--font-weight-semibold) !important; }
.fw-bold { font-weight: var(--font-weight-bold) !important; }

/* ============================================================================
   UTILITIES - Display & Flex
   ============================================================================ */
.d-none { display: none !important; }
.d-block { display: block !important; }
.d-inline-block { display: inline-block !important; }
.d-flex { display: flex !important; }
.d-inline-flex { display: inline-flex !important; }

.flex-row { flex-direction: row !important; }
.flex-column { flex-direction: column !important; }
.flex-wrap { flex-wrap: wrap !important; }
.justify-content-start { justify-content: flex-start !important; }
.justify-content-end { justify-content: flex-end !important; }
.justify-content-center { justify-content: center !important; }
.justify-content-between { justify-content: space-between !important; }
.align-items-start { align-items: flex-start !important; }
.align-items-end { align-items: flex-end !important; }
.align-items-center { align-items: center !important; }

/* ============================================================================
   RESPONSIVE - Mobile First
   ============================================================================ */
@media (max-width: 575.98px) {
    .container {
        padding-right: var(--spacing-sm);
        padding-left: var(--spacing-sm);
    }
    
    .card-body {
        padding: var(--spacing-md);
    }
    
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
}

@media (min-width: 768px) {
    .d-md-none { display: none !important; }
    .d-md-block { display: block !important; }
    .d-md-flex { display: flex !important; }
}

@media (min-width: 992px) {
    .d-lg-none { display: none !important; }
    .d-lg-block { display: block !important; }
    .d-lg-flex { display: flex !important; }
}

/* ============================================================================
   CUSTOM - Application Specific Styles
   ============================================================================ */
.notification-badge {
    position: absolute;
    top: 5px;
    right: 5px;
    background-color: var(--color-danger);
    color: white;
    border-radius: var(--radius-full);
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.7rem;
    font-weight: var(--font-weight-semibold);
    min-width: 20px;
    text-align: center;
}

.loading-spinner {
    display: inline-block;
    width: 1.5rem;
    height: 1.5rem;
    vertical-align: text-bottom;
    border: 0.25em solid currentColor;
    border-right-color: transparent;
    border-radius: var(--radius-full);
    animation: spinner-border 0.75s linear infinite;
}

@keyframes spinner-border {
    to {
        transform: rotate(360deg);
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Focus visible for accessibility */
*:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .navbar,
    .footer,
    .btn,
    .alert {
        display: none !important;
    }
    
    body {
        background-color: white;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid var(--color-gray-300);
    }
}