/* Reset e Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors - Nova Paleta */
    --primary-black: #000000;
    --dark-gray: #111827;
    --medium-gray: #374151;
    --light-gray: #D1D5DB;
    --white: #FFFFFF;
    --cyan: #06B6D4;
    --cyan-hover: #0891B2;
    --cyan-light: rgba(6, 182, 212, 0.1);
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background-color: var(--primary-black);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--white);
}

h1 { font-size: var(--font-size-5xl); }
h2 { font-size: var(--font-size-4xl); }
h3 { font-size: var(--font-size-3xl); }
h4 { font-size: var(--font-size-2xl); }
h5 { font-size: var(--font-size-xl); }
h6 { font-size: var(--font-size-lg); }

p {
    margin-bottom: var(--spacing-md);
    color: var(--light-gray);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--cyan);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--cyan-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background-color: transparent;
    color: var(--cyan);
    border: 2px solid var(--cyan);
}

.btn-secondary:hover {
    background-color: var(--cyan);
    color: var(--white);
    transform: translateY(-2px);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all var(--transition-normal);
}

.navbar {
    padding: var(--spacing-md) 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo h2 {
    color: var(--cyan);
    margin: 0;
    font-size: var(--font-size-xl);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-xl);
}

.nav-link {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-normal);
    position: relative;
}

.nav-link:hover {
    color: var(--cyan);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--cyan);
    transition: width var(--transition-normal);
}

.nav-link:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--white);
    margin: 3px 0;
    transition: var(--transition-normal);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--primary-black) 0%, var(--dark-gray) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    position: relative;
    z-index: 2;
}

.hero-content {
    max-width: 800px;
    animation: fadeInUp 1s ease-out;
}

.hero-badge {
    display: inline-block;
    background-color: var(--cyan-light);
    color: var(--cyan);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-xl);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    border: 1px solid var(--cyan);
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--white) 0%, var(--cyan) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--font-size-2xl);
    color: var(--light-gray);
    margin-bottom: var(--spacing-lg);
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--light-gray);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.7;
}

.hero-stats {
    display: flex;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--cyan);
    display: block;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--light-gray);
    margin-top: var(--spacing-xs);
}

.hero-cta {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-3xl);
}

.hero-highlight {
    background-color: var(--dark-gray);
    border: 1px solid var(--medium-gray);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    position: relative;
}

.highlight-badge {
    background-color: var(--cyan);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    display: inline-block;
}

.hero-highlight p {
    color: var(--light-gray);
    margin-bottom: var(--spacing-md);
}

.highlight-link {
    color: var(--cyan);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-normal);
}

.highlight-link:hover {
    color: var(--cyan-hover);
}

/* Section Styles */
section {
    padding: var(--spacing-3xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-lg);
    background: linear-gradient(135deg, var(--white) 0%, var(--cyan) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--light-gray);
    max-width: 600px;
    margin: 0 auto;
}

/* Sobre Section */
.sobre {
    background-color: var(--dark-gray);
}

.sobre-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-3xl);
}

/* Container principal do texto e foto */
.sobre-main {
    display: flex;
    gap: var(--spacing-3xl);
    align-items: flex-start;
    margin-bottom: var(--spacing-2xl);
}

.sobre-text {
    flex: 2;
    font-size: var(--font-size-lg);
    line-height: 1.7;
    min-width: 0; /* Permite que o flex item encolha */
}

.sobre-photo {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-width: 280px;
    max-width: 350px;
}

.photo-placeholder {
    width: 100%;
    height: 350px;
    background-color: var(--medium-gray);
    border: 2px solid var(--cyan);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--cyan);
    font-weight: bold;
    font-size: var(--font-size-xl);
    text-align: center;
    position: relative;
    overflow: hidden;
}

/* Estilo para quando a imagem real for adicionada */
.photo-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: calc(var(--radius-lg) - 2px);
    display: block;
}

/* Quando houver imagem, esconder o texto "FOTO" */
.photo-placeholder:has(img) {
    color: transparent;
}

.especializacoes,
.certificacoes {
    margin-top: var(--spacing-2xl);
}

.especializacoes h3,
.certificacoes h3 {
    color: var(--cyan);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-2xl);
}

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

.especializacao-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background-color: var(--medium-gray);
    border-radius: var(--radius-lg);
    transition: transform var(--transition-normal);
    border: 1px solid transparent;
}

.especializacao-item:hover {
    transform: translateY(-5px);
    border-color: var(--cyan);
    box-shadow: var(--shadow-lg);
}

.especializacao-item i {
    font-size: var(--font-size-xl);
    color: var(--cyan);
    min-width: 24px;
}

.especializacao-item span {
    color: var(--white);
    font-weight: 500;
}

.cert-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.cert-item {
    padding: var(--spacing-lg);
    background-color: var(--medium-gray);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--cyan);
    transition: transform var(--transition-normal);
}

.cert-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.cert-item h4 {
    color: var(--white);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-lg);
}

.cert-item p {
    color: var(--light-gray);
    margin: 0;
    font-size: var(--font-size-base);
}

/* Responsive Design para a seção Sobre */
@media (max-width: 1024px) {
    .sobre-main {
        gap: var(--spacing-2xl);
    }
    
    .sobre-photo {
        min-width: 250px;
        max-width: 300px;
    }
    
    .photo-placeholder {
        height: 300px;
    }
}

@media (max-width: 768px) {
    .sobre-main {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-2xl);
    }
    
    .sobre-text {
        flex: none;
        width: 100%;
        text-align: center;
    }
    
    .sobre-photo {
        flex: none;
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
    
    .photo-placeholder {
        height: 280px;
    }
    
    .especializacoes-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: var(--spacing-md);
    }
    
    .especializacao-item {
        padding: var(--spacing-md);
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
    }
    
    .cert-list {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .sobre-main {
        gap: var(--spacing-xl);
    }
    
    .photo-placeholder {
        height: 250px;
        font-size: var(--font-size-lg);
    }
    
    .sobre-text {
        font-size: var(--font-size-base);
    }
    
    .especializacoes h3,
    .certificacoes h3 {
        font-size: var(--font-size-xl);
        text-align: center;
    }
    
    .especializacao-item {
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .cert-item {
        padding: var(--spacing-md);
    }
}

/* Palestras Section */
.palestras {
    background-color: var(--primary-black);
}

.palestras-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-3xl);
}

.palestra-destaque {
    background: linear-gradient(135deg, var(--dark-gray) 0%, var(--medium-gray) 100%);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    margin-bottom: var(--spacing-3xl);
    border: 1px solid var(--cyan);
    position: relative;
    overflow: hidden;
}

.palestra-destaque::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at top right, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.palestra-destaque h3 {
    color: var(--white);
    position: relative;
    z-index: 1;
}

.palestra-destaque p {
    color: var(--light-gray);
    position: relative;
    z-index: 1;
}

.destaque-badge {
    background-color: var(--cyan);
    color: var(--white);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-xl);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    display: inline-block;
}

.destaque-info {
    display: flex;
    gap: var(--spacing-xl);
    margin: var(--spacing-lg) 0;
    flex-wrap: wrap;
}

.destaque-info span {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--light-gray);
}

.destaque-info i {
    color: var(--cyan);
}

.temas-palestras h3 {
    color: var(--cyan);
    margin-bottom: var(--spacing-lg);
}

.temas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.tema-card {
    background-color: var(--dark-gray);
    border: 1px solid var(--medium-gray);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: all var(--transition-normal);
}

.tema-card:hover {
    transform: translateY(-5px);
    border-color: var(--cyan);
    box-shadow: var(--shadow-xl);
}

.tema-card h4 {
    color: var(--cyan);
    margin-bottom: var(--spacing-md);
}

.tema-card p {
    color: var(--light-gray);
}

.tema-info {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--medium-gray);
}

.tema-info span {
    display: block;
    color: var(--light-gray);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-xs);
}

.palestras-cta {
    text-align: center;
    margin-top: var(--spacing-3xl);
    padding: var(--spacing-2xl);
    background-color: var(--dark-gray);
    border-radius: var(--radius-xl);
}

.palestras-cta h3 {
    color: var(--white);
}

.palestras-cta p {
    color: var(--light-gray);
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

/* Blog Section */
.blog {
    background-color: var(--dark-gray);
}

.blog-filters {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-3xl);
    flex-wrap: wrap;
}

.filter-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    background-color: transparent;
    color: var(--light-gray);
    border: 1px solid var(--medium-gray);
    border-radius: var(--radius-xl);
    cursor: pointer;
    transition: all var(--transition-normal);
    font-size: var(--font-size-sm);
}

.filter-btn:hover,
.filter-btn.active {
    background-color: var(--cyan);
    color: var(--white);
    border-color: var(--cyan);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

.blog-card {
    background-color: var(--medium-gray);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.blog-card.featured {
    border: 2px solid var(--cyan);
    background: linear-gradient(135deg, var(--medium-gray) 0%, var(--dark-gray) 100%);
}

.card-badge {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    background-color: var(--cyan);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
}

.card-category {
    color: var(--cyan);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.blog-card h3 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
}

.blog-card p {
    color: var(--light-gray);
}

.card-meta {
    display: flex;
    gap: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
    font-size: var(--font-size-sm);
    color: var(--light-gray);
}

.card-meta span {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.card-link {
    color: var(--cyan);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-normal);
}

.card-link:hover {
    color: var(--cyan-hover);
}

.blog-cta {
    text-align: center;
}

/* Treinamentos Section */
.treinamentos {
    background-color: var(--primary-black);
}

.desenvolvimento-notice {
    text-align: center;
    background: linear-gradient(135deg, var(--dark-gray) 0%, var(--medium-gray) 100%);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    margin-bottom: var(--spacing-3xl);
    border: 1px solid var(--cyan);
}

.desenvolvimento-notice h3 {
    color: var(--white);
}

.desenvolvimento-notice p {
    color: var(--light-gray);
}

.notice-badge {
    background-color: var(--cyan-light);
    color: var(--cyan);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-xl);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    display: inline-block;
    border: 1px solid var(--cyan);
}

.treinamentos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

.treinamento-card {
    background-color: var(--dark-gray);
    border: 1px solid var(--medium-gray);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    position: relative;
    transition: all var(--transition-normal);
}

.treinamento-card:hover {
    transform: translateY(-5px);
    border-color: var(--cyan);
    box-shadow: var(--shadow-xl);
}

.treinamento-card.popular {
    border-color: var(--cyan);
    background: linear-gradient(135deg, var(--dark-gray) 0%, var(--medium-gray) 100%);
}

.treinamento-card h3 {
    color: var(--white);
}

.treinamento-card p {
    color: var(--light-gray);
}

.card-subtitle {
    color: var(--cyan);
    font-size: var(--font-size-lg);
    font-weight: 500;
    margin-bottom: var(--spacing-md);
}

.card-info {
    margin: var(--spacing-lg) 0;
}

.info-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
}

.info-item .label {
    color: var(--light-gray);
    font-weight: 500;
}

.info-item .value {
    color: var(--white);
}

.topicos {
    margin: var(--spacing-lg) 0;
}

.topicos h4 {
    color: var(--cyan);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-lg);
}

.topicos ul {
    list-style: none;
    padding: 0;
}

.topicos li {
    padding: var(--spacing-sm) 0;
    color: var(--light-gray);
    position: relative;
    padding-left: var(--spacing-lg);
}

.topicos li::before {
    content: '▸';
    color: var(--cyan);
    position: absolute;
    left: 0;
}

.card-status {
    background-color: var(--cyan-light);
    color: var(--cyan);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-xl);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-align: center;
    margin-top: var(--spacing-lg);
    border: 1px solid var(--cyan);
}

.treinamentos-corporativos {
    background-color: var(--dark-gray);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    text-align: center;
}

.treinamentos-corporativos h3 {
    color: var(--cyan);
}

.treinamentos-corporativos p {
    color: var(--light-gray);
}

.corporativo-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-3xl);
    margin: var(--spacing-xl) 0;
}

.modalidades {
    margin: var(--spacing-xl) 0;
    text-align: left;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.modalidades h4 {
    color: var(--cyan);
}

.modalidades ul {
    list-style: none;
    padding: 0;
}

.modalidades li {
    padding: var(--spacing-sm) 0;
    color: var(--light-gray);
    position: relative;
    padding-left: var(--spacing-lg);
}

.modalidades li::before {
    content: '✓';
    color: var(--cyan);
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* Contato Section */
.contato {
    background-color: var(--dark-gray);
    padding: 80px 0;
}

.contact-content {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
}

.contact-info {
    flex: 1;
    min-width: 300px;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-form {
    flex: 1;
    min-width: 300px;
}

/* Info Cards */
.info-card, .help-card {
    background-color: var(--medium-gray);
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.info-card h3, .help-card h3, .contact-form h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 25px;
    color: var(--cyan);
    position: relative;
    padding-bottom: 10px;
}

.info-card h3::after, 
.help-card h3::after,
.contact-form h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 3px;
    background-color: var(--cyan);
    border-radius: 3px;
}

.contact-item {
    display: flex;
    gap: 15px;
    margin-bottom: 25px;
}

.contact-item:last-child {
    margin-bottom: 0;
}

.contact-icon {
    width: 40px;
    height: 40px;
    background-color: var(--cyan);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-details h4 {
    font-size: 1rem;
    margin: 0 0 5px;
    color: var(--white);
}

.contact-details p, 
.contact-details a {
    color: var(--cyan);
    text-decoration: none;
    margin: 0;
}

.contact-details span {
    font-size: 0.85rem;
    color: var(--light-gray);
}

/* Help Card */
.help-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.help-card li {
    position: relative;
    padding-left: 25px;
    margin-bottom: 15px;
    font-size: 1rem;
    color: var(--light-gray);
}

.help-card li:last-child {
    margin-bottom: 0;
}

.help-card li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 7px;
    width: 10px;
    height: 10px;
    background-color: var(--cyan);
    border-radius: 50%;
}

/* Response Time */
.response-time {
    display: flex;
    align-items: center;
    gap: 15px;
    background-color: var(--medium-gray);
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.response-icon {
    width: 40px;
    height: 40px;
    background-color: var(--cyan-light);
    color: var(--cyan);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.response-time p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--light-gray);
}

/* Contact Form */
.contact-form {
    background-color: var(--medium-gray);
    border-radius: 12px;
    padding: 40px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.contact-form p {
    color: var(--light-gray);
    margin-bottom: 30px;
}

.form-row {
    display: flex;
    gap: 20px;
}

.form-group {
    margin-bottom: 20px;
    flex: 1;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--white);
}

.form-group label span {
    color: var(--cyan);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--medium-gray);
    border-radius: 8px;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    transition: border-color 0.3s;
    background-color: var(--dark-gray);
    color: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--cyan);
    outline: none;
    box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.1);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.submit-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 15px;
    background-color: var(--cyan);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
}

.submit-button:hover {
    background-color: var(--cyan-hover);
}

.privacy-text {
    font-size: 0.85rem;
    color: var(--light-gray);
    text-align: center;
    margin-top: 20px;
}

.privacy-text a {
    color: var(--cyan);
    text-decoration: none;
}

.privacy-text a:hover {
    text-decoration: underline;
}

/* Footer */
.footer {
    background-color: var(--primary-black);
    color: var(--white);
    padding: 40px 0 20px;
    border-top: 1px solid var(--medium-gray);
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand-column {
    flex: 1 1 300px;
}

.footer-links-group {
    flex: 2 1 600px;
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.link-group {
    flex: 1 1 160px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.footer-logo i {
    font-size: 24px;
    color: var(--cyan);
}

.footer-logo h3 {
    color: var(--cyan);
}

.footer-brand-column p {
    color: var(--light-gray);
}

.footer-social-icons {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.footer-social-icons a {
    color: var(--white);
    font-size: 18px;
    transition: color 0.3s;
}

.footer-social-icons a:hover {
    color: var(--cyan);
}

.link-group h4 {
    margin-bottom: 20px;
    font-size: 18px;
    position: relative;
    padding-bottom: 10px;
    color: var(--white);
}

.link-group h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 2px;
    background-color: var(--cyan);
}

.link-group ul {
    list-style: none;
    padding: 0;
}

.link-group li {
    margin-bottom: 10px;
}

.link-group a {
    color: var(--light-gray);
    text-decoration: none;
    transition: color 0.3s;
}

.link-group a:hover {
    color: var(--cyan);
}

.footer-bottom {
    border-top: 1px solid var(--medium-gray);
    padding-top: 20px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 20px;
    font-size: 14px;
    color: var(--light-gray);
}

.footer-legal-links {
    display: flex;
    gap: 15px;
}

.footer-legal-links a {
    color: var(--light-gray);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-legal-links a:hover {
    color: var(--cyan);
}

.footer-development-info p {
    color: var(--light-gray);
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
    width: 50px;
    height: 50px;
    background-color: var(--cyan);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 1000;
}

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

.back-to-top:hover {
    background-color: var(--cyan-hover);
    transform: translateY(-3px);
}

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

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

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

.fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.hidden { display: none; }
.visible { display: block; }

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--primary-black);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: var(--spacing-xl) 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-lg);
        text-align: center;
    }

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

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

    .form-row {
        flex-direction: column;
        gap: 0;
    }
    
    .contact-content {
        flex-direction: column;
    }
    
    .contact-info, .contact-form {
        min-width: 100%;
    }
    
    .info-card, .help-card, .contact-form {
        padding: 25px;
    }

    .footer-content {
        flex-direction: column;
        gap: 30px;
    }

    .footer-links-group {
        flex-direction: column;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .temas-grid,
    .treinamentos-grid,
    .blog-grid {
        grid-template-columns: 1fr;
    }
    
    .palestras-stats,
    .corporativo-stats {
        flex-direction: column;
        gap: var(--spacing-lg);
    }
}