/* ============================================
   SISTEMA UNIFICADO - DESIGN PROFISSIONAL
   WN Sistemas - 2026
   ============================================ */

/* CSS Variables */
:root {
    /* Primary Colors */
    --primary-50: #eff6ff;
    --primary-100: #dbeafe;
    --primary-200: #bfdbfe;
    --primary-300: #93c5fd;
    --primary-400: #60a5fa;
    --primary-500: #3b82f6;
    --primary-600: #2563eb;
    --primary-700: #1d4ed8;
    --primary-800: #1e40af;
    --primary-900: #1e3a8a;
    
    /* Neutral Colors */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Success Colors */
    --success-50: #ecfdf5;
    --success-500: #10b981;
    --success-600: #059669;
    --success-700: #047857;
    
    /* Warning Colors */
    --warning-50: #fffbeb;
    --warning-500: #f59e0b;
    --warning-600: #d97706;
    
    /* Error Colors */
    --error-50: #fef2f2;
    --error-500: #ef4444;
    --error-600: #dc2626;
    
    /* Layout */
    --sidebar-width: 260px;
    --sidebar-collapsed: 70px;
    --topbar-height: 64px;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background-color: var(--gray-50);
    color: var(--gray-900);
    line-height: 1.5;
    min-height: 100vh;
}

/* ============================================
   LOGIN PAGE
   ============================================ */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-900) 0%, var(--primary-700) 50%, var(--primary-600) 100%);
    padding: 20px;
    position: relative;
    overflow: hidden;
}

.login-container::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 60%);
    animation: pulse 15s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.3; }
}

.login-card {
    background: white;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 420px;
    padding: 48px 40px;
    position: relative;
    z-index: 1;
}

.login-logo {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-700) 100%);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    box-shadow: var(--shadow-lg);
}

.login-logo-icon svg {
    width: 32px;
    height: 32px;
    color: white;
}

.login-logo h1 {
    font-size: 24px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.login-logo p {
    font-size: 14px;
    color: var(--gray-500);
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-700);
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    font-size: 15px;
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius);
    background: white;
    color: var(--gray-900);
    transition: all var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px var(--primary-100);
}

.form-input::placeholder {
    color: var(--gray-400);
}

.form-input-icon {
    position: relative;
}

.form-input-icon .form-input {
    padding-left: 44px;
}

.form-input-icon svg {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    color: var(--gray-400);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 600;
    border-radius: var(--border-radius);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.btn svg {
    width: 18px;
    height: 18px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-600) 100%);
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-700) 100%);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.btn-secondary {
    background: white;
    color: var(--gray-700);
    border: 1px solid var(--gray-300);
}

.btn-secondary:hover {
    background: var(--gray-50);
    border-color: var(--gray-400);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-500) 0%, var(--success-600) 100%);
    color: white;
}

.btn-success:hover {
    background: linear-gradient(135deg, var(--success-600) 0%, var(--success-700) 100%);
}

.btn-danger {
    background: linear-gradient(135deg, var(--error-500) 0%, var(--error-600) 100%);
    color: white;
}

.btn-danger:hover {
    opacity: 0.9;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 16px;
}

.btn-block {
    width: 100%;
}

.btn-icon {
    padding: 10px;
    border-radius: var(--border-radius);
}

/* ============================================
   APP LAYOUT
   ============================================ */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: var(--gray-900);
    color: white;
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 100;
    transition: transform var(--transition-slow);
}

.sidebar-header {
    padding: 24px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: white;
}

.sidebar-logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-600) 100%);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
}

.sidebar-logo-icon svg {
    width: 22px;
    height: 22px;
    color: white;
}

.sidebar-logo-text h1 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 2px;
}

.sidebar-logo-text p {
    font-size: 12px;
    color: var(--gray-400);
}

.sidebar-nav {
    flex: 1;
    padding: 16px 12px;
    overflow-y: auto;
}

.nav-section {
    margin-bottom: 24px;
}

.nav-section-title {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gray-500);
    padding: 0 12px;
    margin-bottom: 8px;
}

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

.nav-item {
    margin-bottom: 2px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    color: var(--gray-300);
    text-decoration: none;
    border-radius: var(--border-radius);
    font-size: 14px;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.nav-link:hover {
    background: rgba(255,255,255,0.1);
    color: white;
}

.nav-link.active {
    background: var(--primary-600);
    color: white;
}

.nav-icon {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-icon svg {
    width: 20px;
    height: 20px;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Topbar */
.topbar {
    height: var(--topbar-height);
    background: white;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 50;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    padding: 8px;
    cursor: pointer;
    border-radius: var(--border-radius);
}

.menu-toggle:hover {
    background: var(--gray-100);
}

.menu-toggle svg {
    width: 24px;
    height: 24px;
    color: var(--gray-600);
}

.page-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--gray-900);
}

.page-subtitle {
    font-size: 13px;
    color: var(--gray-500);
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Content Wrapper */
.content-wrapper {
    flex: 1;
    padding: 24px;
}

/* ============================================
   CARDS
   ============================================ */
.card {
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    overflow: hidden;
}

.card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-title svg {
    width: 20px;
    height: 20px;
    color: var(--primary-500);
}

.card-body {
    padding: 24px;
}

.card-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--gray-100);
    background: var(--gray-50);
}

/* ============================================
   STATS CARDS
   ============================================ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.stat-card {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: 24px;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-fast);
}

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

.stat-card-content {
    flex: 1;
}

.stat-card-label {
    font-size: 13px;
    font-weight: 500;
    color: var(--gray-500);
    margin-bottom: 8px;
}

.stat-card-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--gray-900);
    line-height: 1.2;
}

.stat-card-change {
    font-size: 12px;
    margin-top: 8px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.stat-card-change.positive {
    color: var(--success-600);
}

.stat-card-change.negative {
    color: var(--error-600);
}

.stat-card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-card-icon svg {
    width: 24px;
    height: 24px;
}

.stat-card-icon.primary {
    background: var(--primary-50);
    color: var(--primary-600);
}

.stat-card-icon.success {
    background: var(--success-50);
    color: var(--success-600);
}

.stat-card-icon.warning {
    background: var(--warning-50);
    color: var(--warning-600);
}

.stat-card-icon.danger {
    background: var(--error-50);
    color: var(--error-600);
}

/* ============================================
   TABLES
   ============================================ */
.table-container {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid var(--gray-100);
}

.table th {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gray-500);
    background: var(--gray-50);
}

.table td {
    font-size: 14px;
    color: var(--gray-700);
}

.table tbody tr:hover {
    background: var(--gray-50);
}

.table-actions {
    display: flex;
    gap: 8px;
}

/* ============================================
   BADGES
   ============================================ */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 500;
    border-radius: 9999px;
}

.badge-primary {
    background: var(--primary-100);
    color: var(--primary-700);
}

.badge-success {
    background: var(--success-50);
    color: var(--success-700);
}

.badge-warning {
    background: var(--warning-50);
    color: var(--warning-600);
}

.badge-danger {
    background: var(--error-50);
    color: var(--error-600);
}

/* ============================================
   ALERTS
   ============================================ */
.alert {
    padding: 16px 20px;
    border-radius: var(--border-radius);
    margin-bottom: 16px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 14px;
}

.alert svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    margin-top: 1px;
}

.alert-success {
    background: var(--success-50);
    color: var(--success-700);
    border: 1px solid var(--success-500);
}

.alert-warning {
    background: var(--warning-50);
    color: var(--warning-600);
    border: 1px solid var(--warning-500);
}

.alert-error {
    background: var(--error-50);
    color: var(--error-600);
    border: 1px solid var(--error-500);
}

.alert-info {
    background: var(--primary-50);
    color: var(--primary-700);
    border: 1px solid var(--primary-500);
}

/* ============================================
   FORMS
   ============================================ */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.form-row {
    display: flex;
    gap: 16px;
}

.form-row > * {
    flex: 1;
}

select.form-input {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236b7280'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px;
    padding-right: 40px;
}

textarea.form-input {
    min-height: 100px;
    resize: vertical;
}

/* ============================================
   FILE UPLOAD
   ============================================ */
.file-upload {
    border: 2px dashed var(--gray-300);
    border-radius: var(--border-radius-lg);
    padding: 48px 24px;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    background: var(--gray-50);
}

.file-upload:hover {
    border-color: var(--primary-400);
    background: var(--primary-50);
}

.file-upload.dragover {
    border-color: var(--primary-500);
    background: var(--primary-100);
}

.file-upload-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    color: var(--gray-400);
}

.file-upload-icon svg {
    width: 100%;
    height: 100%;
}

.file-upload-text {
    font-size: 16px;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 4px;
}

.file-upload-hint {
    font-size: 13px;
    color: var(--gray-500);
}

.file-upload input[type="file"] {
    display: none;
}

/* ============================================
   PROCESSING MODAL
   ============================================ */
.processing-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.processing-modal {
    background: white;
    border-radius: var(--border-radius-xl);
    padding: 48px;
    max-width: 500px;
    width: 90%;
    text-align: center;
    box-shadow: var(--shadow-xl);
}

.processing-spinner {
    width: 64px;
    height: 64px;
    margin: 0 auto 24px;
    position: relative;
}

.processing-spinner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border: 4px solid var(--gray-200);
    border-radius: 50%;
}

.processing-spinner::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border: 4px solid transparent;
    border-top-color: var(--primary-500);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.processing-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.processing-subtitle {
    font-size: 14px;
    color: var(--gray-500);
    margin-bottom: 32px;
}

.processing-progress {
    margin-bottom: 24px;
}

.progress-bar {
    height: 8px;
    background: var(--gray-200);
    border-radius: 9999px;
    overflow: hidden;
    margin-bottom: 12px;
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-500), var(--primary-600));
    border-radius: 9999px;
    transition: width var(--transition-normal);
}

.progress-stats {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    color: var(--gray-600);
}

.processing-details {
    background: var(--gray-50);
    border-radius: var(--border-radius);
    padding: 16px;
    text-align: left;
    max-height: 200px;
    overflow-y: auto;
}

.processing-log {
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 12px;
    color: var(--gray-600);
    line-height: 1.8;
}

.processing-log-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.processing-log-item.success {
    color: var(--success-600);
}

.processing-log-item.error {
    color: var(--error-600);
}

.processing-log-item.pending {
    color: var(--warning-600);
}

/* ============================================
   DASHBOARD CARDS
   ============================================ */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.system-card {
    background: white;
    border-radius: var(--border-radius-xl);
    padding: 32px;
    text-align: center;
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-normal);
    text-decoration: none;
    display: block;
}

.system-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    border-color: var(--primary-300);
}

.system-card-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 20px;
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.system-card-icon svg {
    width: 36px;
    height: 36px;
    color: white;
}

.system-card-icon.romaneio {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.system-card-icon.impostos {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
}

.system-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.system-card p {
    font-size: 14px;
    color: var(--gray-500);
    margin-bottom: 20px;
}

.system-card-arrow {
    color: var(--primary-500);
}

.system-card-arrow svg {
    width: 20px;
    height: 20px;
}

/* ============================================
   EMPTY STATE
   ============================================ */
.empty-state {
    text-align: center;
    padding: 64px 24px;
}

.empty-state-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    color: var(--gray-300);
}

.empty-state-icon svg {
    width: 100%;
    height: 100%;
}

.empty-state h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.empty-state p {
    font-size: 14px;
    color: var(--gray-500);
    margin-bottom: 24px;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .menu-toggle {
        display: flex;
    }
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        flex-direction: column;
    }
    
    .topbar {
        padding: 0 16px;
    }
    
    .content-wrapper {
        padding: 16px;
    }
    
    .card-body {
        padding: 16px;
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */
.fade-in {
    animation: fadeIn var(--transition-slow) ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-in {
    animation: slideIn var(--transition-slow) ease-out;
}

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

/* ============================================
   UTILITIES
   ============================================ */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.text-primary { color: var(--primary-600); }
.text-success { color: var(--success-600); }
.text-warning { color: var(--warning-600); }
.text-danger { color: var(--error-600); }
.text-muted { color: var(--gray-500); }

.bg-primary { background-color: var(--primary-500); }
.bg-success { background-color: var(--success-500); }
.bg-warning { background-color: var(--warning-500); }
.bg-danger { background-color: var(--error-500); }

.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.mt-5 { margin-top: 24px; }

.mb-1 { margin-bottom: 4px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 12px; }
.mb-4 { margin-bottom: 16px; }
.mb-5 { margin-bottom: 24px; }

.gap-1 { gap: 4px; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }

.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.flex-wrap { flex-wrap: wrap; }