/* Variáveis globais */
:root {
    /* Fontes */
    --font-main: 'Poppins', Arial, Helvetica, sans-serif;
    --font-mono: 'Courier New', monospace;

    /* Cores principais */
    --color-text: #333;
    --color-text-light: #6c757d;
    --color-text-muted: #495057;
    --color-bg: #f5f5f5;
    --color-white: #fff;

    /* Cores para gradientes e elementos especiais */
    --color-primary: #667eea;
    --color-primary-dark: #764ba2;
    --color-success: #27ae60;
    --color-success-light: #2ecc71;
    --color-danger: #e74c3c;
    --color-danger-dark: #c0392b;
    --color-warning: #f39c12;
    --color-warning-dark: #e67e22;
    --color-info: #3498db;
    --color-info-dark: #2980b9;
    --color-purple: #8e44ad;
    --color-purple-light: #9b59b6;
    --color-gray: #95a5a6;
    --color-gray-dark: #7f8c8d;
    --color-teal: #1abc9c;
    --color-teal-dark: #16a085;

    /* Cores primárias para elementos flex */
    --primary-red: #ff7675;
    --primary-blue: #74b9ff;
    --primary-green: #00b894;

    /* Cores para backgrounds */
    --color-bg-light: #f8f9fa;
    --color-bg-medium: #e9ecef;
    --color-bg-border: #adb5bd;
    --color-bg-code: #343a40;
    --color-bg-code-light: #e9ecef;

    /* Gradientes principais */
    --gradient-header: linear-gradient(135deg, #4682B4 0%, #2F5F8F 100%);
    --gradient-flex-item: linear-gradient(135deg, #ff6b6b, #ee5a24);
    --gradient-flex-item-2: linear-gradient(135deg, #4ecdc4, #44a08d);
    --gradient-flex-item-3: linear-gradient(135deg, #45b7d1, #96c93d);

    /* Sombras */
    --shadow-light: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-medium: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-strong: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-item: 0 4px 8px rgba(0, 0, 0, 0.2);
    --shadow-hover: 0 5px 12px rgba(0, 0, 0, 0.3);

    /* Medidas e espaçamentos */
    --radius: 8px;
    --radius-small: 4px;
    --radius-large: 6px;
    --padding-xs: 0.5rem;
    --padding-sm: 1rem;
    --padding-md: 1.5rem;
    --padding-lg: 2rem;
    --margin-xs: 0.5rem;
    --margin-sm: 1rem;
    --margin-md: 1.5rem;
    --margin-lg: 2rem;

    /* Tamanhos de fonte */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.8rem;
    --font-size-md: 0.85rem;
    --font-size-base: 0.9rem;
    --font-size-lg: 1rem;
    --font-size-xl: 1.1rem;
    --font-size-h3: 1.3rem;
    --font-size-h2: 1.5rem;
    --font-size-h1: 2.5rem;

    /* Opacidades */
    --opacity-light: 0.7;
    --opacity-medium: 0.8;
    --opacity-strong: 0.9;

    /* Dimensões de itens flex */
    --flex-item-width: 80px;
    --flex-item-height: 80px;
    --flex-item-min-width: 100px;
    --container-max-width: 1200px;

    /* Cores específicas para elementos */
    --color-header-code-bg: rgba(255, 255, 255, 0.2);
    --color-comparison-normal: #fff3cd;
    --color-comparison-normal-border: #ffc107;
    --color-comparison-normal-text: #856404;
    --color-comparison-flex: #d1ecf1;
    --color-comparison-flex-border: #17a2b8;
    --color-comparison-flex-text: #0c5460;
    --color-code-highlight: #e83e8c;
    --color-success-border: #28a745;
    --color-pink: #fd79a8;
    --color-teal-success: #00b894;
}

/* Importando a fonte Poppins do Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;700&display=swap');

/* Reset básico */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-main);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
}

/* Header */
header {
    background: var(--gradient-header);
    color: var(--color-white);
    text-align: center;
    padding: var(--padding-lg);
    margin-bottom: var(--margin-lg);
}

header h1 {
    font-size: var(--font-size-h1);
    margin-bottom: var(--margin-xs);
}

header p {
    font-size: var(--font-size-xl);
    opacity: var(--opacity-strong);
}

header code {
    background-color: var(--color-header-code-bg);
    padding: 2px 6px;
    border-radius: var(--radius-small);
    font-family: var(--font-mono);
}

/* Menu de Navegação */
.main-nav {
    margin-top: var(--margin-lg);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius);
    padding: var(--padding-sm);
    backdrop-filter: blur(10px);
}

.nav-container h3 {
    color: var(--color-white);
    text-align: center;
    margin-bottom: var(--margin-sm);
    font-size: var(--font-size-xl);
    opacity: var(--opacity-strong);
}

.nav-menu {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--margin-xs);
    margin: 0;
    padding: 0;
}

.nav-menu li {
    margin: 0;
}

.nav-menu a {
    display: block;
    color: var(--color-white);
    text-decoration: none;
    padding: var(--padding-xs) var(--padding-sm);
    border-radius: var(--radius-small);
    background: rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    font-size: var(--font-size-base);
    font-weight: 500;
}

.nav-menu a:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    box-shadow: var(--shadow-light);
}

.nav-menu a:active {
    transform: translateY(0);
}

/* Botão Voltar ao Topo - Formato Retangular */
.back-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--gradient-header);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius);
    padding: 12px 16px;
    font-size: 1.2rem;
    cursor: pointer;
    box-shadow: var(--shadow-item);
    transition: all 0.3s ease;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    /* Garantindo formato retangular */
    width: auto;
    height: auto;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

/* Main content */
main {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--padding-lg);
}

/* Property header */
.property-header {
    background: var(--color-bg-light);
    color: var(--color-text-muted);
    text-align: center;
    padding: var(--padding-md);
    border-radius: var(--radius);
    margin-bottom: var(--margin-lg);
    border-left: 4px solid var(--color-text-light);
    box-shadow: var(--shadow-light);
}

.property-header h2 {
    font-size: var(--font-size-h2);
    margin-bottom: var(--margin-xs);
    font-weight: 500;
    color: var(--color-text-muted);
}

.property-header p {
    font-size: var(--font-size-lg);
    opacity: var(--opacity-medium);
    color: var(--color-text-light);
}

/* Seções especiais */
.explanation {
    background: var(--color-white);
    padding: var(--padding-lg);
    border-radius: var(--radius);
    box-shadow: var(--shadow-medium);
    margin-bottom: var(--margin-lg);
}

.explanation h3 {
    color: var(--color-text-muted);
    margin-bottom: var(--margin-sm);
    font-size: var(--font-size-h2);
}

.explanation code {
    background-color: var(--color-bg-light);
    padding: 2px 6px;
    border-radius: var(--radius-small);
    font-family: var(--font-mono);
    color: var(--color-code-highlight);
}

/* Comparison section */
.comparison-section {
    background: var(--color-white);
    padding: var(--padding-lg);
    border-radius: var(--radius);
    box-shadow: var(--shadow-medium);
    margin-bottom: var(--margin-lg);
}

.comparison-section h3 {
    color: var(--color-primary);
    margin-bottom: var(--margin-lg);
    text-align: center;
    font-size: var(--font-size-h2);
}

.comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--margin-lg);
    margin-bottom: var(--margin-sm);
}

.comparison-item h4 {
    color: var(--color-text-muted);
    margin-bottom: var(--margin-xs);
    font-size: var(--font-size-xl);
}

.comparison-item p {
    color: var(--color-text-light);
    margin-bottom: var(--margin-sm);
    font-size: 0.95rem;
}

.comparison-item code {
    display: inline-block;
    background-color: var(--color-bg-code);
    color: var(--color-bg-light);
    padding: 8px 12px;
    border-radius: var(--radius-small);
    font-family: var(--font-mono);
    margin-top: var(--margin-sm);
    font-size: var(--font-size-md);
}

/* Containers para comparação */
.container-normal {
    background-color: var(--color-comparison-normal);
    border: 2px dashed var(--color-comparison-normal-border);
    border-radius: var(--radius);
    padding: var(--padding-sm);
    margin: var(--margin-sm) 0;
    min-height: 200px;
    position: relative;
}

.container-normal::before {
    content: 'Display: Block';
    position: absolute;
    top: -12px;
    left: 10px;
    background-color: var(--color-comparison-normal);
    padding: 0 8px;
    font-size: var(--font-size-sm);
    color: var(--color-comparison-normal-text);
    font-weight: bold;
}

.container-flex {
    display: flex;
    background-color: var(--color-comparison-flex);
    border: 2px dashed var(--color-comparison-flex-border);
    border-radius: var(--radius);
    padding: var(--padding-sm);
    margin: var(--margin-sm) 0;
    min-height: 100px;
    position: relative;
}

.container-flex::before {
    content: 'Display: Flex';
    position: absolute;
    top: -12px;
    left: 10px;
    background-color: var(--color-comparison-flex);
    padding: 0 8px;
    font-size: var(--font-size-sm);
    color: var(--color-comparison-flex-text);
    font-weight: bold;
}

/* Items para comparação */
.item-normal {
    background: linear-gradient(135deg, var(--color-comparison-normal-border), #fd7e14);
    color: var(--color-white);
    width: var(--flex-item-width);
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: bold;
    border-radius: var(--radius-large);
    margin-bottom: 10px;
    box-shadow: var(--shadow-item);
}

.item-flex {
    background: linear-gradient(135deg, var(--color-comparison-flex-border), #20c997);
    color: var(--color-white);
    width: var(--flex-item-width);
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: bold;
    border-radius: var(--radius-large);
    box-shadow: var(--shadow-item);
    margin-right: 10px;
}

.item-flex:last-child {
    margin-right: 0;
}

/* Concepts section */
.concepts-section {
    background: var(--color-white);
    padding: var(--padding-lg);
    border-radius: var(--radius);
    box-shadow: var(--shadow-medium);
    margin-bottom: var(--margin-lg);
}

.concepts-section h3 {
    color: var(--color-primary);
    margin-bottom: var(--margin-lg);
    text-align: center;
    font-size: var(--font-size-h2);
}

.concepts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--margin-md);
}

.concept-card {
    background: var(--color-bg-light);
    padding: var(--padding-md);
    border-radius: var(--radius);
    border-left: 4px solid var(--color-primary);
    transition: transform 0.3s ease;
}

.concept-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-strong);
}

.concept-card h4 {
    color: var(--color-text-muted);
    margin-bottom: var(--margin-xs);
    font-size: var(--font-size-xl);
}

.concept-card p {
    color: var(--color-text-light);
    font-size: var(--font-size-base);
    line-height: 1.5;
}

.concept-card code {
    background-color: var(--color-bg-medium);
    padding: 2px 6px;
    border-radius: 3px;
    font-family: var(--font-mono);
    color: var(--color-text-muted);
    font-size: var(--font-size-md);
}

/* Demo sections */
.demo-section {
    background: var(--color-white);
    padding: var(--padding-lg);
    border-radius: var(--radius);
    box-shadow: var(--shadow-medium);
    margin-bottom: var(--margin-lg);
}

.demo-section h3 {
    color: var(--color-primary);
    margin-bottom: var(--margin-lg);
    text-align: center;
    font-size: var(--font-size-h2);
}

.demo {
    margin-bottom: 3rem;
    padding: var(--padding-md);
    background-color: var(--color-bg-light);
    border-radius: var(--radius);
    border-left: 4px solid var(--color-primary);
}

.demo h3 {
    color: var(--color-text-muted);
    margin-bottom: var(--margin-xs);
}

.demo p {
    margin-bottom: var(--margin-sm);
    color: var(--color-text-light);
}

.demo code {
    display: inline-block;
    background-color: var(--color-bg-code);
    color: var(--color-bg-light);
    padding: 8px 12px;
    border-radius: var(--radius-small);
    font-family: var(--font-mono);
    margin-top: var(--margin-sm);
    font-size: var(--font-size-base);
}

/* Flex containers */
.flex-container {
    display: flex;
    background-color: var(--color-bg-medium);
    border: 2px dashed var(--color-bg-border);
    border-radius: var(--radius);
    padding: var(--padding-sm);
    margin: var(--margin-sm) 0;
    min-height: 100px;
    position: relative;
}

.flex-container::before {
    content: 'Container Flex';
    position: absolute;
    top: -12px;
    left: 10px;
    background-color: var(--color-bg-medium);
    padding: 0 8px;
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

/* Flex items - os 3 quadrados */
.flex-item {
    background: var(--gradient-flex-item, linear-gradient(135deg, #ff6b6b, #ee5a24));
    color: var(--color-white, #fff);
    width: var(--flex-item-width, 80px);
    height: var(--flex-item-height, 80px);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    border-radius: var(--radius, 8px);
    box-shadow: var(--shadow-item, 0 4px 8px rgba(0, 0, 0, 0.2));
    transition: transform 0.3s ease;
}

.flex-item:hover {
    transform: translateY(-2px);
}

.flex-item:nth-child(2) {
    background: var(--gradient-flex-item-2, linear-gradient(135deg, #4ecdc4, #44a08d));
}

.flex-item:nth-child(3) {
    background: var(--gradient-flex-item-3, linear-gradient(135deg, #45b7d1, #96c93d));
}

/* Classes para diferentes valores de justify-content */
.flex-start {
    justify-content: flex-start;
}

.center {
    justify-content: center;
}

.flex-end {
    justify-content: flex-end;
}

.space-between {
    justify-content: space-between;
}

.space-around {
    justify-content: space-around;
}

.space-evenly {
    justify-content: space-evenly;
}

/* Seção interativa */
.interactive-section {
    background: var(--color-white);
    padding: var(--padding-lg);
    border-radius: var(--radius);
    box-shadow: var(--shadow-medium);
    margin-bottom: var(--margin-lg);
}

.interactive-section h3 {
    color: var(--color-primary);
    margin-bottom: var(--margin-sm);
    text-align: center;
    font-size: var(--font-size-h2);
}

.controls {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-bottom: var(--margin-lg);
}

.controls button {
    background: var(--gradient-header);
    color: var(--color-white);
    border: none;
    padding: 10px 15px;
    border-radius: var(--radius-large);
    cursor: pointer;
    font-size: var(--font-size-base);
    transition: all 0.3s ease;
    box-shadow: var(--shadow-item);
}

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

.controls button:active {
    transform: translateY(0);
}

.interactive-container {
    display: flex;
    background-color: var(--color-bg-medium);
    border: 3px solid var(--color-primary);
    border-radius: var(--radius);
    padding: var(--padding-md);
    margin: var(--margin-lg) 0;
    min-height: 120px;
    justify-content: flex-start;
    transition: all 0.5s ease;
    position: relative;
}

.interactive-container::before {
    content: 'Container Interativo';
    position: absolute;
    top: -15px;
    left: 10px;
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 4px 12px;
    border-radius: var(--radius-small);
    font-size: var(--font-size-sm);
    font-weight: bold;
}

.current-value {
    text-align: center;
    font-size: 1.1rem;
    color: var(--color-text-muted);
    background-color: var(--color-bg-light);
    padding: 10px;
    border-radius: 6px;
    border-left: 4px solid var(--color-primary);
}

.current-value span {
    font-family: 'Courier New', monospace;
    color: var(--color-primary);
    font-weight: bold;
}

/* Flex Direction Containers */
.flex-container-direction {
    display: flex;
    background-color: var(--color-bg-medium);
    border: 2px dashed var(--color-bg-border);
    border-radius: 8px;
    padding: 1rem;
    margin: 1rem 0;
    min-height: 120px;
    position: relative;
}

.flex-container-direction::before {
    content: 'Container Flex Direction';
    position: absolute;
    top: -12px;
    left: 10px;
    background-color: var(--color-bg-medium);
    padding: 0 8px;
    font-size: 0.8rem;
    color: var(--color-text-light);
}

/* Flex Direction Items */
.flex-item-direction {
    background: linear-gradient(135deg, #ff6b6b, #ee5a24);
    color: white;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
    margin: 5px;
}

.flex-item-direction:hover {
    transform: scale(1.05);
}

.flex-item-direction:nth-child(2) {
    background: linear-gradient(135deg, #4ecdc4, #44a08d);
}

.flex-item-direction:nth-child(3) {
    background: linear-gradient(135deg, #45b7d1, #96c93d);
}

/* Direction Classes */
.row {
    flex-direction: row;
}

.row-reverse {
    flex-direction: row-reverse;
}

.column {
    flex-direction: column;
    min-height: 280px;
    align-items: center;
}

.column-reverse {
    flex-direction: column-reverse;
    min-height: 280px;
    align-items: center;
}

/* Interactive Direction Container */
.interactive-container-direction {
    display: flex;
    background-color: var(--color-bg-medium);
    border: 3px solid var(--color-success-border);
    border-radius: 8px;
    padding: 1.5rem;
    margin: 2rem 0;
    min-height: 120px;
    flex-direction: row;
    transition: all 0.5s ease;
    position: relative;
}

.interactive-container-direction::before {
    content: 'Container Flex Direction Interativo';
    position: absolute;
    top: -15px;
    left: 10px;
    background-color: var(--color-success-border);
    color: white;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: bold;
}

/* Flex Wrap Containers */
.flex-container-wrap {
    display: flex;
    background-color: var(--color-bg-medium);
    border: 2px dashed var(--color-bg-border);
    border-radius: 8px;
    padding: 1rem;
    margin: 1rem 0;
    min-height: 120px;
    position: relative;
    width: 100%;
    max-width: 500px;
}

.flex-container-wrap::before {
    content: 'Container Flex Wrap';
    position: absolute;
    top: -12px;
    left: 10px;
    background-color: var(--color-bg-medium);
    padding: 0 8px;
    font-size: 0.8rem;
    color: var(--color-text-light);
}

/* Flex Wrap Items */
.flex-item-wrap {
    background: linear-gradient(135deg, #fd79a8, #e84393);
    color: white;
    min-width: 100px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    font-weight: bold;
    border-radius: 6px;
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
    margin: 3px;
    flex-shrink: 0;
}

.flex-item-wrap:hover {
    transform: translateY(-2px);
}

.flex-item-wrap:nth-child(2n) {
    background: linear-gradient(135deg, #74b9ff, #0984e3);
}

.flex-item-wrap:nth-child(3n) {
    background: linear-gradient(135deg, #55a3ff, #2d3436);
}

.flex-item-wrap:nth-child(4n) {
    background: linear-gradient(135deg, #fd79a8, #fdcb6e);
}

.flex-item-wrap:nth-child(5n) {
    background: linear-gradient(135deg, #6c5ce7, #a29bfe);
}

.flex-item-wrap:nth-child(6n) {
    background: linear-gradient(135deg, #00b894, #00cec9);
}

/* Wrap Classes */
.nowrap-demo {
    flex-wrap: nowrap;
}

.wrap-demo {
    flex-wrap: wrap;
    min-height: 140px;
}

.wrap-reverse-demo {
    flex-wrap: wrap-reverse;
    min-height: 140px;
}

/* Interactive Wrap Container */
.interactive-container-wrap {
    display: flex;
    background-color: var(--color-bg-medium);
    border: 3px solid var(--color-pink);
    border-radius: 8px;
    padding: 1.5rem;
    margin: 2rem 0;
    min-height: 120px;
    flex-wrap: nowrap;
    transition: all 0.5s ease;
    position: relative;
    max-width: 500px;
}

.interactive-container-wrap::before {
    content: 'Container Flex Wrap Interativo';
    position: absolute;
    top: -15px;
    left: 10px;
    background-color: var(--color-pink);
    color: white;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: bold;
}

/* Align Items Containers */
.flex-container-align {
    display: flex;
    background-color: var(--color-bg-medium);
    border: 2px dashed var(--color-bg-border);
    border-radius: 8px;
    padding: 1rem;
    margin: 1rem 0;
    min-height: 150px;
    position: relative;
    width: 100%;
    max-width: 500px;
}

.flex-container-align::before {
    content: 'Container Align Items';
    position: absolute;
    top: -12px;
    left: 10px;
    background-color: var(--color-bg-medium);
    padding: 0 8px;
    font-size: 0.8rem;
    color: var(--color-text-light);
}

/* Align Items */
.flex-item-align {
    background: linear-gradient(135deg, #00b894, #00cec9);
    color: white;
    min-width: 100px;
    padding: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    font-weight: bold;
    border-radius: 6px;
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
    margin: 0 5px;
    text-align: center;
    line-height: 1.2;
}

.flex-item-align:hover {
    transform: scale(1.05);
}

.flex-item-align:nth-child(2) {
    background: linear-gradient(135deg, #6c5ce7, #a29bfe);
}

.flex-item-align:nth-child(3) {
    background: linear-gradient(135deg, #fd79a8, #e84393);
}

/* Different text sizes for baseline demo */
.small-text {
    font-size: 0.8rem;
}

.medium-text {
    font-size: 1rem;
}

.large-text {
    font-size: 1.4rem;
}

/* Align Classes */
.stretch-demo {
    align-items: stretch;
}

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

.center-align {
    align-items: center;
}

.flex-end-align {
    align-items: flex-end;
}

.baseline-align {
    align-items: baseline;
}

/* Interactive Align Container */
.interactive-container-align {
    display: flex;
    background-color: var(--color-bg-medium);
    border: 3px solid var(--color-teal-success);
    border-radius: 8px;
    padding: 1.5rem;
    margin: 2rem 0;
    min-height: 150px;
    align-items: stretch;
    transition: all 0.5s ease;
    position: relative;
    max-width: 500px;
}

.interactive-container-align::before {
    content: 'Container Align Items Interativo';
    position: absolute;
    top: -15px;
    left: 10px;
    background-color: var(--color-teal-success);
    color: white;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: bold;
}

/* Align Content Containers */
.flex-container-content {
    display: flex;
    flex-wrap: wrap;
    background-color: var(--color-bg-medium);
    border: 2px dashed var(--color-bg-border);
    border-radius: 8px;
    padding: 1rem;
    margin: 1rem 0;
    min-height: 200px;
    position: relative;
    width: 100%;
    max-width: 400px;
}

.flex-container-content::before {
    content: 'Container Align Content (wrap ativo)';
    position: absolute;
    top: -12px;
    left: 10px;
    background-color: var(--color-bg-medium);
    padding: 0 8px;
    font-size: 0.8rem;
    color: var(--color-text-light);
}

/* Align Content Items */
.flex-item-content {
    background: linear-gradient(135deg, #e17055, #d63031);
    color: white;
    width: 80px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    font-weight: bold;
    border-radius: 6px;
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
    margin: 3px;
    flex-shrink: 0;
}

.flex-item-content:hover {
    transform: rotate(5deg) scale(1.05);
}

.flex-item-content:nth-child(2n) {
    background: linear-gradient(135deg, #fd79a8, #e84393);
}

.flex-item-content:nth-child(3n) {
    background: linear-gradient(135deg, #fdcb6e, #e17055);
}

.flex-item-content:nth-child(4n) {
    background: linear-gradient(135deg, #6c5ce7, #a29bfe);
}

.flex-item-content:nth-child(5n) {
    background: linear-gradient(135deg, #74b9ff, #0984e3);
}

.flex-item-content:nth-child(6n) {
    background: linear-gradient(135deg, #00b894, #00cec9);
}

/* Align Content Classes */
.stretch-content {
    align-content: stretch;
}

.flex-start-content {
    align-content: flex-start;
}

.center-content {
    align-content: center;
}

.flex-end-content {
    align-content: flex-end;
}

.space-between-content {
    align-content: space-between;
}

.space-around-content {
    align-content: space-around;
}

/* Interactive Align Content Container */
.interactive-container-content {
    display: flex;
    flex-wrap: wrap;
    background-color: var(--color-bg-medium);
    border: 3px solid #e17055;
    border-radius: 8px;
    padding: 1.5rem;
    margin: 2rem 0;
    min-height: 200px;
    align-content: stretch;
    transition: all 0.5s ease;
    position: relative;
    max-width: 400px;
}

.interactive-container-content::before {
    content: 'Container Align Content Interativo';
    position: absolute;
    top: -15px;
    left: 10px;
    background-color: var(--color-warning-dark);
    color: white;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: bold;
}

/* Flex Grow Containers */
.flex-container-grow {
    display: flex;
    background-color: var(--color-bg-medium);
    border: 2px dashed var(--color-bg-border);
    border-radius: 8px;
    padding: 1rem;
    margin: 1rem 0;
    min-height: 80px;
    position: relative;
    width: 100%;
}

.flex-container-grow::before {
    content: 'Container Flex Grow';
    position: absolute;
    top: -12px;
    left: 10px;
    background-color: var(--color-bg-medium);
    padding: 0 8px;
    font-size: 0.8rem;
    color: var(--color-text-light);
}

/* Flex Grow Items */
.flex-item-grow {
    background: linear-gradient(135deg, #9b59b6, #8e44ad);
    color: white;
    min-width: 100px;
    padding: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: bold;
    border-radius: 6px;
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.2);
    transition: all 0.5s ease;
    margin: 0 3px;
    text-align: center;
    line-height: 1.3;
}

.flex-item-grow:hover {
    box-shadow: 0 5px 12px rgba(155, 89, 182, 0.4);
}

/* Flex Grow Values */
.grow-0 {
    flex-grow: 0;
    background: linear-gradient(135deg, #95a5a6, #7f8c8d);
}

.grow-1 {
    flex-grow: 1;
    background: linear-gradient(135deg, #3498db, #2980b9);
}

.grow-2 {
    flex-grow: 2;
    background: linear-gradient(135deg, #e74c3c, #c0392b);
}

.grow-3 {
    flex-grow: 3;
    background: linear-gradient(135deg, #f39c12, #e67e22);
}

/* Interactive Flex Grow Container */
.interactive-container-grow {
    display: flex;
    background-color: var(--color-bg-medium);
    border: 3px solid #9b59b6;
    border-radius: 8px;
    padding: 1.5rem;
    margin: 2rem 0;
    min-height: 100px;
    transition: all 0.5s ease;
    position: relative;
}

.interactive-container-grow::before {
    content: 'Container Flex Grow Interativo';
    position: absolute;
    top: -15px;
    left: 10px;
    background-color: var(--color-purple-light);
    color: white;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: bold;
}

.interactive-item {
    flex-grow: 1;
    background: linear-gradient(135deg, #9b59b6, #8e44ad);
    margin: 0 5px;
}

/* Controls for Flex Grow */
.controls-grow {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background-color: var(--color-bg-light);
    border-radius: 8px;
    border-left: 4px solid #9b59b6;
}

.control-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.control-group label {
    font-weight: bold;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.control-group input[type="range"] {
    width: 120px;
    height: 6px;
    border-radius: 3px;
    background: #ddd;
    outline: none;
    opacity: 0.7;
    transition: opacity 0.2s;
    cursor: pointer;
}

.control-group input[type="range"]:hover {
    opacity: 1;
}

.control-group input[type="range"]::-webkit-slider-thumb {
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--color-purple-light);
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(155, 89, 182, 0.3);
}

.control-group input[type="range"]::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--color-purple-light);
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 6px rgba(155, 89, 182, 0.3);
}

/* Flex Shrink Containers */
.flex-container-shrink {
    display: flex;
    background-color: var(--color-bg-medium);
    border: 2px dashed var(--color-bg-border);
    border-radius: 8px;
    padding: 1rem;
    margin: 1rem 0;
    min-height: 80px;
    position: relative;
    width: 100%;
    max-width: 400px;
}

.flex-container-shrink::before {
    content: 'Container Flex Shrink (espaço limitado)';
    position: absolute;
    top: -12px;
    left: 10px;
    background-color: var(--color-bg-medium);
    padding: 0 8px;
    font-size: 0.8rem;
    color: var(--color-text-light);
}

/* Flex Shrink Items */
.flex-item-shrink {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    color: white;
    min-width: 150px;
    padding: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: bold;
    border-radius: 6px;
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.2);
    transition: all 0.5s ease;
    margin: 0 3px;
    text-align: center;
    line-height: 1.3;
}

.flex-item-shrink:hover {
    box-shadow: 0 5px 12px rgba(231, 76, 60, 0.4);
}

/* Flex Shrink Values */
.shrink-0 {
    flex-shrink: 0;
    background: linear-gradient(135deg, #95a5a6, #7f8c8d);
}

.shrink-1 {
    flex-shrink: 1;
    background: linear-gradient(135deg, #e74c3c, #c0392b);
}

.shrink-2 {
    flex-shrink: 2;
    background: linear-gradient(135deg, #8e44ad, #9b59b6);
}

.shrink-3 {
    flex-shrink: 3;
    background: linear-gradient(135deg, #f39c12, #e67e22);
}

/* Interactive Flex Shrink Container */
.interactive-container-shrink {
    display: flex;
    background-color: var(--color-bg-medium);
    border: 3px solid #e74c3c;
    border-radius: 8px;
    padding: 1.5rem;
    margin: 2rem 0;
    min-height: 100px;
    transition: all 0.5s ease;
    position: relative;
    max-width: 350px;
}

.interactive-container-shrink::before {
    content: 'Container Flex Shrink Interativo (350px)';
    position: absolute;
    top: -15px;
    left: 10px;
    background-color: var(--color-danger);
    color: white;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: bold;
}

.interactive-shrink-item {
    flex-shrink: 1;
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    margin: 0 2px;
    min-width: 140px;
}

/* Controls for Flex Shrink */
.controls-shrink {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background-color: var(--color-bg-light);
    border-radius: 8px;
    border-left: 4px solid #e74c3c;
}

.controls-shrink .control-group input[type="range"]::-webkit-slider-thumb {
    background: var(--color-danger);
    box-shadow: 0 2px 6px rgba(231, 76, 60, 0.3);
}

.controls-shrink .control-group input[type="range"]::-moz-range-thumb {
    background: var(--color-danger);
    box-shadow: 0 2px 6px rgba(231, 76, 60, 0.3);
}

/* Flex Basis Containers */
.flex-container-basis {
    display: flex;
    background-color: var(--color-bg-medium);
    border: 2px dashed var(--color-bg-border);
    border-radius: 8px;
    padding: 1rem;
    margin: 1rem 0;
    min-height: 80px;
    position: relative;
    width: 100%;
}

.flex-container-basis::before {
    content: 'Container Flex Basis';
    position: absolute;
    top: -12px;
    left: 10px;
    background-color: var(--color-bg-medium);
    padding: 0 8px;
    font-size: 0.8rem;
    color: var(--color-text-light);
}

/* Flex Basis Items */
.flex-item-basis {
    background: linear-gradient(135deg, #27ae60, #2ecc71);
    color: white;
    padding: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: bold;
    border-radius: 6px;
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.2);
    transition: all 0.5s ease;
    margin: 0 3px;
    text-align: center;
    line-height: 1.3;
}

.flex-item-basis:hover {
    box-shadow: 0 5px 12px rgba(39, 174, 96, 0.4);
}

/* Flex Basis Values */
.basis-auto {
    flex-basis: auto;
}

.basis-0 {
    flex-basis: 0;
    flex-grow: 1;
}

.basis-100 {
    flex-basis: 100px;
    background: linear-gradient(135deg, #3498db, #2980b9);
}

.basis-150 {
    flex-basis: 150px;
    background: linear-gradient(135deg, #e74c3c, #c0392b);
}

.basis-200 {
    flex-basis: 200px;
    background: linear-gradient(135deg, #f39c12, #e67e22);
}

.basis-20 {
    flex-basis: 20%;
    background: linear-gradient(135deg, #9b59b6, #8e44ad);
}

.basis-30 {
    flex-basis: 30%;
    background: linear-gradient(135deg, #1abc9c, #16a085);
}

.basis-50 {
    flex-basis: 50%;
    background: linear-gradient(135deg, #e67e22, #d35400);
}

/* Interactive Flex Basis Container */
.interactive-container-basis {
    display: flex;
    background-color: var(--color-bg-medium);
    border: 3px solid #27ae60;
    border-radius: 8px;
    padding: 1.5rem;
    margin: 2rem 0;
    min-height: 100px;
    transition: all 0.5s ease;
    position: relative;
}

.interactive-container-basis::before {
    content: 'Container Flex Basis Interativo';
    position: absolute;
    top: -15px;
    left: 10px;
    background-color: var(--color-success);
    color: white;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: bold;
}

.interactive-basis-item {
    flex-basis: auto;
    background: linear-gradient(135deg, #27ae60, #2ecc71);
    margin: 0 3px;
}

/* Controls for Flex Basis */
.controls-basis {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background-color: var(--color-bg-light);
    border-radius: 8px;
    border-left: 4px solid #27ae60;
}

.controls-basis .control-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.controls-basis .control-group label {
    font-weight: bold;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.controls-basis .control-group select {
    padding: 8px 12px;
    border: 2px solid #27ae60;
    border-radius: 6px;
    background-color: white;
    color: var(--color-text-muted);
    font-size: 0.9rem;
    cursor: pointer;
    outline: none;
    transition: all 0.3s ease;
    min-width: 100px;
}

.controls-basis .control-group select:hover {
    border-color: #2ecc71;
    box-shadow: 0 2px 8px rgba(39, 174, 96, 0.2);
}

.controls-basis .control-group select:focus {
    border-color: #2ecc71;
    box-shadow: 0 0 0 3px rgba(39, 174, 96, 0.1);
}

/* Flex Shorthand Containers */
.flex-container-flex {
    display: flex;
    background-color: var(--color-bg-medium);
    border: 2px dashed var(--color-bg-border);
    border-radius: 8px;
    padding: 1rem;
    margin: 1rem 0;
    min-height: 80px;
    position: relative;
    width: 100%;
}

.flex-container-flex::before {
    content: 'Container Flex Shorthand';
    position: absolute;
    top: -12px;
    left: 10px;
    background-color: var(--color-bg-medium);
    padding: 0 8px;
    font-size: 0.8rem;
    color: var(--color-text-light);
}

/* Flex Shorthand Items */
.flex-item-flex {
    background: linear-gradient(135deg, #f39c12, #e67e22);
    color: white;
    padding: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: bold;
    border-radius: 6px;
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.2);
    transition: all 0.5s ease;
    margin: 0 3px;
    text-align: center;
    line-height: 1.3;
}

.flex-item-flex:hover {
    box-shadow: 0 5px 12px rgba(243, 156, 18, 0.4);
}

/* Flex Shorthand Values */
.flex-initial {
    flex: initial;
    /* 0 1 auto */
    background: linear-gradient(135deg, #95a5a6, #7f8c8d);
}

.flex-1 {
    flex: 1;
    /* 1 1 0 */
    background: linear-gradient(135deg, #3498db, #2980b9);
}

.flex-auto {
    flex: auto;
    /* 1 1 auto */
    background: linear-gradient(135deg, #27ae60, #2ecc71);
}

.flex-none {
    flex: none;
    /* 0 0 auto */
    background: linear-gradient(135deg, #e74c3c, #c0392b);
}

.flex-custom-1 {
    flex: 2 1 100px;
    background: linear-gradient(135deg, #9b59b6, #8e44ad);
}

.flex-custom-2 {
    flex: 1 2 150px;
    background: linear-gradient(135deg, #1abc9c, #16a085);
}

.flex-custom-3 {
    flex: 3 1 50px;
    background: linear-gradient(135deg, #e67e22, #d35400);
}

/* Interactive Flex Container */
.interactive-container-flex {
    display: flex;
    background-color: var(--color-bg-medium);
    border: 3px solid #f39c12;
    border-radius: 8px;
    padding: 1.5rem;
    margin: 2rem 0;
    min-height: 100px;
    transition: all 0.5s ease;
    position: relative;
}

.interactive-container-flex::before {
    content: 'Container Flex Shorthand Interativo';
    position: absolute;
    top: -15px;
    left: 10px;
    background-color: var(--color-warning);
    color: white;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: bold;
}

.interactive-flex-item {
    flex: 1;
    background: linear-gradient(135deg, #f39c12, #e67e22);
    margin: 0 3px;
}

/* Controls for Flex Shorthand */
.controls-flex {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background-color: var(--color-bg-light);
    border-radius: 8px;
    border-left: 4px solid #f39c12;
}

.controls-flex .control-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.controls-flex .control-group label {
    font-weight: bold;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.controls-flex .control-group select {
    padding: 8px 12px;
    border: 2px solid #f39c12;
    border-radius: 6px;
    background-color: white;
    color: var(--color-text-muted);
    font-size: 0.85rem;
    cursor: pointer;
    outline: none;
    transition: all 0.3s ease;
    min-width: 140px;
}

.controls-flex .control-group select:hover {
    border-color: #e67e22;
    box-shadow: 0 2px 8px rgba(243, 156, 18, 0.2);
}

.controls-flex .control-group select:focus {
    border-color: #e67e22;
    box-shadow: 0 0 0 3px rgba(243, 156, 18, 0.1);
}

/* Order Containers */
.flex-container-order {
    display: flex;
    background-color: var(--color-bg-medium);
    border: 2px dashed var(--color-bg-border);
    border-radius: 8px;
    padding: 1rem;
    margin: 1rem 0;
    min-height: 80px;
    position: relative;
    width: 100%;
}

.flex-container-order::before {
    content: 'Container Order';
    position: absolute;
    top: -12px;
    left: 10px;
    background-color: var(--color-bg-medium);
    padding: 0 8px;
    font-size: 0.8rem;
    color: var(--color-text-light);
}

/* Order Items */
.flex-item-order {
    background: linear-gradient(135deg, #8e44ad, #9b59b6);
    color: white;
    min-width: 120px;
    padding: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: bold;
    border-radius: 6px;
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.2);
    transition: all 0.5s ease;
    margin: 0 3px;
    text-align: center;
    line-height: 1.3;
}

.flex-item-order:hover {
    box-shadow: 0 5px 12px rgba(142, 68, 173, 0.4);
}

/* Order Values */
.order-0 {
    order: 0;
}

.order-1 {
    order: 1;
    background: linear-gradient(135deg, #3498db, #2980b9);
}

.order-2 {
    order: 2;
    background: linear-gradient(135deg, #e74c3c, #c0392b);
}

.order-3 {
    order: 3;
    background: linear-gradient(135deg, #f39c12, #e67e22);
}

.order-minus1 {
    order: -1;
    background: linear-gradient(135deg, #27ae60, #2ecc71);
}

/* Responsive demo specific styles */
.responsive-demo {
    flex-direction: column;
    min-height: 200px;
}

.header-item {
    order: 1;
    background: linear-gradient(135deg, #34495e, #2c3e50);
    min-width: auto;
    width: 100%;
}

.sidebar-item {
    order: 3;
    background: linear-gradient(135deg, #e67e22, #d35400);
    min-width: auto;
    width: 100%;
}

.content-item {
    order: 2;
    background: linear-gradient(135deg, #16a085, #1abc9c);
    min-width: auto;
    width: 100%;
    flex-grow: 1;
}

/* Interactive Order Container */
.interactive-container-order {
    display: flex;
    background-color: var(--color-bg-medium);
    border: 3px solid #8e44ad;
    border-radius: 8px;
    padding: 1.5rem;
    margin: 2rem 0;
    min-height: 120px;
    transition: all 0.5s ease;
    position: relative;
}

.interactive-container-order::before {
    content: 'Container Order Interativo';
    position: absolute;
    top: -15px;
    left: 10px;
    background-color: #8e44ad;
    color: white;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: bold;
}

.interactive-order-item {
    order: 0;
    background: linear-gradient(135deg, #8e44ad, #9b59b6);
    margin: 0 5px;
    min-width: 140px;
}

/* Controls for Order */
.controls-order {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background-color: var(--color-bg-light);
    border-radius: 8px;
    border-left: 4px solid #8e44ad;
}

.controls-order .control-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.controls-order .control-group label {
    font-weight: bold;
    color: var(--color-text-muted);
    font-size: 0.9rem;
    text-align: center;
}

.controls-order .control-group input[type="range"] {
    width: 150px;
    height: 6px;
    border-radius: 3px;
    background: #ddd;
    outline: none;
    opacity: 0.7;
    transition: opacity 0.2s;
    cursor: pointer;
}

.controls-order .control-group input[type="range"]:hover {
    opacity: 1;
}

.controls-order .control-group input[type="range"]::-webkit-slider-thumb {
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #8e44ad;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(142, 68, 173, 0.3);
}

.controls-order .control-group input[type="range"]::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #8e44ad;
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 6px rgba(142, 68, 173, 0.3);
}

/* Order explanation */
.order-explanation {
    background-color: var(--color-bg-light);
    padding: 1rem;
    border-radius: 6px;
    border-left: 4px solid #8e44ad;
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-top: 1rem;
}

/* Align-self Property Styles */
.alignself-demo {
    /* background: ; */
    min-height: 120px;
    border: 2px dashed var(--color-bg-border);
}

.flex-item-alignself {
    /* Removido background padrão para permitir estilos inline */
    color: white;
    border: 2px solid var(--color-text-light);
    padding: var(--padding-sm);
    border-radius: var(--radius);
    font-weight: bold;
    text-align: center;
    min-width: var(--flex-item-min-width);
    margin: 0 5px;
}

.interactive-alignself-item {
    min-width: var(--flex-item-min-width);
    padding: var(--padding-sm);
    margin: 0 5px;
    border-radius: var(--radius);
    font-weight: bold;
    text-align: center;
    border: 2px solid var(--color-text-light);
    background: linear-gradient(135deg, var(--primary-blue, #74b9ff), #a8d4ff);
    color: white;
}

.controls-alignself {
    background: linear-gradient(135deg, var(--color-bg-medium) 0%, var(--color-bg-border) 100%);
    border: 2px solid var(--color-bg-border);
}

.alignself-explanation {
    background-color: var(--color-bg-light);
    padding: var(--padding-sm);
    border-radius: var(--radius-large);
    border-left: 4px solid var(--color-text-light);
    color: var(--color-text-muted);
    font-size: var(--font-size-base);
    margin-top: var(--margin-sm);
}

/* Responsive */
@media (max-width: 768px) {
    header h1 {
        font-size: var(--font-size-h1);
    }

    /* Menu de navegação responsivo */
    .nav-menu {
        grid-template-columns: 1fr;
        gap: var(--margin-xs);
    }

    .nav-menu a {
        font-size: var(--font-size-sm);
        padding: var(--padding-xs);
    }

    .property-header h2 {
        font-size: var(--font-size-h3);
    }

    .comparison {
        grid-template-columns: 1fr;
        gap: var(--margin-md);
    }

    .concepts-grid {
        grid-template-columns: 1fr;
        gap: var(--margin-sm);
    }

    main {
        padding: 0 var(--padding-sm);
    }

    .flex-item {
        width: 60px;
        height: 60px;
        font-size: 1.2rem;
    }

    .controls {
        flex-direction: column;
        align-items: center;
    }

    .controls button {
        width: 200px;
    }
}

@media (max-width: 480px) {
    .flex-item {
        width: 50px;
        height: 50px;
        font-size: 1rem;
    }

    .item-normal,
    .item-flex {
        width: 60px;
        height: 50px;
        font-size: 1rem;
    }

    .flex-item-direction {
        width: 60px;
        height: 60px;
        font-size: 1.2rem;
        margin: 3px;
    }

    .flex-item-wrap {
        min-width: 80px;
        height: 50px;
        font-size: 0.8rem;
        margin: 2px;
    }

    .flex-item-align {
        min-width: 80px;
        padding: 0.8rem;
        font-size: 0.8rem;
        margin: 0 3px;
    }

    .flex-item-content {
        width: 70px;
        height: 50px;
        font-size: 0.9rem;
        margin: 2px;
    }

    .flex-item-grow {
        min-width: 80px;
        padding: 0.8rem;
        font-size: 0.8rem;
        margin: 0 2px;
    }

    .flex-item-shrink {
        min-width: 120px;
        padding: 0.8rem;
        font-size: 0.75rem;
        margin: 0 2px;
    }

    .flex-item-basis {
        padding: 0.8rem;
        font-size: 0.8rem;
        margin: 0 2px;
    }

    .flex-item-flex {
        padding: 0.8rem;
        font-size: 0.8rem;
        margin: 0 2px;
    }

    .flex-item-order {
        min-width: 100px;
        padding: 0.8rem;
        font-size: 0.8rem;
        margin: 0 2px;
    }

    .interactive-order-item {
        min-width: 120px;
    }

    .flex-container-shrink {
        max-width: 350px;
        padding: 0.8rem;
    }

    .interactive-container-shrink {
        max-width: 300px;
        padding: 1rem;
    }

    .controls-grow {
        flex-direction: column;
        gap: 0.8rem;
        padding: 1rem;
    }

    .controls-shrink {
        flex-direction: column;
        gap: 0.8rem;
        padding: 1rem;
    }

    .controls-basis {
        flex-direction: column;
        gap: 0.8rem;
        padding: 1rem;
    }

    .controls-flex {
        flex-direction: column;
        gap: 0.8rem;
        padding: 1rem;
    }

    .controls-order {
        flex-direction: column;
        gap: 0.8rem;
        padding: 1rem;
    }

    .controls-order .control-group input[type="range"] {
        width: 120px;
    }

    .controls-basis .control-group select {
        min-width: 120px;
    }

    .controls-flex .control-group select {
        min-width: 150px;
    }

    .controls-alignself {
        flex-direction: column;
        gap: 0.8rem;
        padding: 1rem;
    }

    .flex-item-alignself {
        min-width: 80px;
        padding: 0.8rem;
        font-size: 0.8rem;
        margin: 0 2px;
    }

    .interactive-alignself-item {
        min-width: 100px;
        padding: 0.8rem;
        font-size: 0.8rem;
    }

    .controls-alignself .control-group select {
        min-width: 120px;
    }

    .control-group input[type="range"] {
        width: 100px;
    }

    .flex-container-wrap {
        max-width: 400px;
        padding: 0.8rem;
    }

    .flex-container-align {
        max-width: 400px;
        padding: 0.8rem;
        min-height: 120px;
    }

    .flex-container-content {
        max-width: 350px;
        padding: 0.8rem;
        min-height: 180px;
    }

    .interactive-container-wrap {
        max-width: 400px;
        padding: 1rem;
    }

    .interactive-container-align {
        max-width: 400px;
        padding: 1rem;
        min-height: 120px;
    }

    .interactive-container-content {
        max-width: 350px;
        padding: 1rem;
        min-height: 180px;
    }

    .column,
    .column-reverse {
        min-height: 220px;
    }

    .flex-container {
        padding: 0.5rem;
        min-height: 80px;
    }

    .flex-item-wrap {
        min-width: 70px;
        height: 45px;
        font-size: 0.75rem;
        margin: 1px;
    }

    .flex-item-align {
        min-width: 70px;
        padding: 0.6rem;
        font-size: 0.75rem;
        margin: 0 2px;
    }

    .flex-item-content {
        width: 60px;
        height: 45px;
        font-size: 0.8rem;
        margin: 1px;
    }

    .flex-item-grow {
        min-width: 70px;
        padding: 0.6rem;
        font-size: 0.75rem;
        margin: 0 1px;
    }

    .flex-item-shrink {
        min-width: 100px;
        padding: 0.6rem;
        font-size: 0.7rem;
        margin: 0 1px;
    }

    .flex-item-basis {
        padding: 0.6rem;
        font-size: 0.75rem;
        margin: 0 1px;
    }

    .flex-item-flex {
        padding: 0.6rem;
        font-size: 0.75rem;
        margin: 0 1px;
    }

    .flex-container-shrink {
        max-width: 280px;
        padding: 0.5rem;
    }

    .interactive-container-shrink {
        max-width: 250px;
        padding: 0.8rem;
    }

    .interactive-shrink-item {
        min-width: 90px;
    }

    .controls-grow {
        padding: 0.8rem;
        gap: 0.6rem;
    }

    .controls-shrink {
        padding: 0.8rem;
        gap: 0.6rem;
    }

    .controls-basis {
        padding: 0.8rem;
        gap: 0.6rem;
    }

    .controls-flex {
        padding: 0.8rem;
        gap: 0.6rem;
    }

    .controls-basis .control-group select {
        min-width: 100px;
        padding: 6px 8px;
        font-size: 0.8rem;
    }

    .controls-flex .control-group select {
        min-width: 120px;
        padding: 6px 8px;
        font-size: 0.75rem;
    }

    .control-group input[type="range"] {
        width: 80px;
    }

    .control-group label {
        font-size: 0.8rem;
    }

    .flex-container-wrap {
        max-width: 300px;
        padding: 0.5rem;
        min-height: 100px;
    }

    .flex-container-align {
        max-width: 300px;
        padding: 0.5rem;
        min-height: 100px;
    }

    .flex-container-content {
        max-width: 280px;
        padding: 0.5rem;
        min-height: 160px;
    }

    .interactive-container-wrap {
        max-width: 300px;
        padding: 0.8rem;
        min-height: 100px;
    }

    .interactive-container-align {
        max-width: 300px;
        padding: 0.8rem;
        min-height: 100px;
    }

    .interactive-container-content {
        max-width: 280px;
        padding: 0.8rem;
        min-height: 160px;
    }

    .large-text {
        font-size: 1.1rem;
    }

    .medium-text {
        font-size: 0.9rem;
    }

    .small-text {
        font-size: 0.7rem;
    }

    .wrap-demo,
    .wrap-reverse-demo {
        min-height: 120px;
    }

    .flex-item-direction {
        width: 50px;
        height: 50px;
        font-size: 1rem;
        margin: 2px;
    }

    .column,
    .column-reverse {
        min-height: 180px;
    }

    .interactive-container {
        padding: 1rem;
        min-height: 100px;
    }
}

/* CORREÇÕES PARA GARANTIR CORES COLORIDAS EM TODOS OS ELEMENTOS */
/* Garantir que todos os flex-items tenham cores coloridas por padrão */
.flex-item:not([style*="background"]) {
    background: linear-gradient(135deg, #ff6b6b, #ee5a24) !important;
}

.flex-item:nth-child(2):not([style*="background"]) {
    background: linear-gradient(135deg, #4ecdc4, #44a08d) !important;
}

.flex-item:nth-child(3):not([style*="background"]) {
    background: linear-gradient(135deg, #45b7d1, #96c93d) !important;
}

.flex-item:nth-child(4):not([style*="background"]) {
    background: linear-gradient(135deg, #a8e6cf, #88d8a3) !important;
}

.flex-item:nth-child(5):not([style*="background"]) {
    background: linear-gradient(135deg, #ffd93d, #ffb347) !important;
}

.flex-item:nth-child(6):not([style*="background"]) {
    background: linear-gradient(135deg, #ff6b9d, #c44569) !important;
}

/* Adicionar cores para flex-item-alignself sem background inline */
.flex-item-alignself:not([style*="background"]) {
    background: linear-gradient(135deg, var(--primary-red, #ff7675), #ff9999) !important;
}

.flex-item-alignself:nth-child(2):not([style*="background"]) {
    background: linear-gradient(135deg, var(--primary-blue, #74b9ff), #a8d4ff) !important;
}

.flex-item-alignself:nth-child(3):not([style*="background"]) {
    background: linear-gradient(135deg, var(--primary-green, #00b894), #4ecdc4) !important;
}

/* Estilo para dicas */
.tip {
    background: var(--color-bg-light);
    border-left: 4px solid var(--color-accent);
    padding: var(--padding-sm);
    margin-top: var(--margin-sm);
    border-radius: 0 var(--radius) var(--radius) 0;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}