/*
* ======================================
* 1. RESET BÁSICO
* ======================================
*/
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/*
* ======================================
* 2. VARIÁVEIS CSS (DESIGN SYSTEM E TEMA)
* ======================================
*/
:root {
    --primary: #8B5CF6; /* Roxo principal */
    --primary-dark: #7C3AED;
    --secondary: #D946EF; /* Rosa complementar */
    --dark: #1A1A2E; /* Cor do texto (Light Mode) */
    --light: #F8F9FA; /* Cor de fundo (Light Mode) */
    --gray: #6C757D;
    --success: #00C851;
    --gradient: linear-gradient(135deg, var(--primary), var(--secondary));
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

/* Modo Escuro */
[data-theme="dark"] {
    --dark: #F8F9FA; /* Texto claro no Dark Mode */
    --light: #1A1A2E; /* Fundo escuro no Dark Mode */
    --gray: #B0B7C3;
}

/*
* ======================================
* 3. ESTILOS GERAIS E TIPOGRAFIA
* ======================================
*/
body {
    font-family: 'Poppins', sans-serif;
    color: var(--dark);
    background-color: var(--light);
    line-height: 1.6;
    transition: background-color 0.3s, color 0.3s;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 80px 0;
}

/* Título da Seção */
.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-title h2::after {
    content: '';
    position: absolute;
    width: 70px;
    height: 4px;
    background: var(--gradient);
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

/*
* ======================================
* 4. COMPONENTE DE BOTÃO
* ======================================
*/
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    background: var(--gradient);
    color: white;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 102, 255, 0.3); 
}

.btn:hover {
    transform: translateY(-3px); /* Efeito de elevação */
    box-shadow: 0 6px 20px rgba(0, 102, 255, 0.4);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
    box-shadow: none;
}

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

.btn-small {
    padding: 8px 20px;
    font-size: 0.9rem;
}

/*
* ======================================
* 5. HEADER (CABEÇALHO E NAVEGAÇÃO)
* ======================================
*/
header {
    background-color: var(--light);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.3s;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    font-family: 'Montserrat', sans-serif;
    font-weight: 900;
    font-size: 1.8rem;
    color: var(--dark);
    text-decoration: none;
}

.logo span {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--primary);
}

.mobile-menu-btn {
    display: none; /* Escondido por padrão no desktop */
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--dark);
    cursor: pointer;
}

/* Theme Toggle (Botão de Alternar Tema) */
.theme-toggle {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
}

.theme-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient);
    border: none;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: var(--shadow);
}

/*
* ======================================
* 6. CASES (CARDS DE PROJETOS)
* ======================================
*/
.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.case-card {
    background: var(--light);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    height: 100%;
}

.case-card:hover {
    transform: translateY(-10px); /* Elevação no hover */
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.case-header {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.case-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.case-card:hover .case-image {
    transform: scale(1.1); /* Zoom na imagem no hover */
}

.client-logo {
    position: absolute;
    bottom: -30px; /* Posicionamento flutuante */
    left: 30px;
    width: 80px;
    height: 80px;
    background: var(--light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow);
    padding: 15px;
}

.client-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.case-content {
    padding: 50px 30px 30px;
}

.case-date {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--gray);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.case-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 15px 0;
}

.case-tag {
    /* Manteve a cor do background do tag para harmonizar com o primário (Roxo) */
    background: rgba(139, 92, 246, 0.1);
    color: var(--primary);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.case-stats {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid rgba(0,0,0,0.1);
}

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

.stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--gray);
}

/*
* ======================================
* 7. FORMULÁRIO
* ======================================
*/
.form-container {
    background: var(--light);
    border-radius: 20px;
    box-shadow: var(--shadow);
    overflow: hidden;
    margin: 60px auto;
    max-width: 1200px;
}

.form-header {
    background: var(--gradient);
    padding: 40px;
    text-align: center;
    color: white;
}

.form-header h2 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.form-content {
    padding: 50px;
    display: grid;
    grid-template-columns: 1fr 1fr; /* Layout de 2 colunas */
    gap: 50px;
}

.form-section {
    margin-bottom: 40px;
}

.form-section h3 {
    font-size: 1.3rem;
    margin-bottom: 20px;
    color: var(--primary);
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary);
}

.form-group {
    margin-bottom: 25px;
}

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

.form-group .required::after {
    content: " *";
    color: #ff4757;
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    background: var(--light);
    color: var(--dark);
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary); /* Destaque no foco */
}

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

.char-counter {
    text-align: right;
    font-size: 0.8rem;
    color: var(--gray);
    margin-top: 5px;
}

/* Radio Group */
.radio-group {
    display: grid;
    gap: 12px;
}

.radio-option {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.radio-option input[type="radio"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

/* Checkbox Group */
.checkbox-group {
    display: grid;
    gap: 12px;
}

.checkbox-option {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.checkbox-option input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

/* File Upload (Arrastar e Soltar) */
.file-upload-area {
    border: 2px dashed #ddd;
    border-radius: 8px;
    padding: 40px 20px;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.3s;
}

.file-upload-area:hover {
    border-color: var(--primary);
}

.file-upload-area i {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 15px;
}

.file-input {
    display: none;
}

.file-preview {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
}

.file-preview-item {
    width: 100px;
    height: 100px;
    border-radius: 8px;
    overflow: hidden;
    position: relative;
}

.file-preview-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.file-preview-item.remove {
    position: absolute;
    top: 5px;
    right: 5px;
    background: rgba(255, 71, 87, 0.9);
    color: white;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 12px;
}

/* Captcha (Estilo de Verificação) */
.captcha-container {
    display: flex;
    align-items: center;
    gap: 15px;
    background: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    margin: 20px 0;
}

.captcha-checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
}

.captcha-checkbox input[type="checkbox"] {
    width: 20px;
    height: 20px;
}

.captcha-icon {
    font-size: 1.5rem;
    color: var(--primary);
}

/* Ações e Termos do Formulário */
.form-actions {
    grid-column: 1 / -1; /* Ocupa todas as colunas no grid */
    text-align: center;
    margin-top: 30px;
}

.terms-checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 20px 0;
    justify-content: center;
}

.terms-checkbox a {
    color: var(--primary);
    text-decoration: none;
}

.terms-checkbox a:hover {
    text-decoration: underline;
}

/*
* ======================================
* 8. FOOTER (RODAPÉ)
* ======================================
*/
footer {
    background: var(--dark);
    color: white;
    padding: 80px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.footer-logo {
    font-family: 'Montserrat', sans-serif;
    font-weight: 900;
    font-size: 2rem;
    margin-bottom: 20px;
}

.footer-logo span {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
}

.payment-methods {
    margin-top: 30px;
}

.payment-icons {
    display: flex;
    gap: 15px;
    margin-top: 10px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.legal-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 20px;
}

.legal-links a {
    color: var(--secondary);
    text-decoration: none;
}

/*
* ======================================
* 9. RESPONSIVIDADE (MEDIA QUERIES)
* ======================================
*/
@media (max-width: 992px) {
    .form-content {
        grid-template-columns: 1fr; /* Formulário de 2 colunas -> 1 coluna */
    }
    
    .cases-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none; /* Esconde links no mobile por padrão */
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        background: var(--light);
        flex-direction: column;
        padding: 20px;
        text-align: center;
        box-shadow: var(--shadow);
    }
    
    .nav-links.active {
        display: flex; /* Exibe o menu quando 'active' */
    }
    
    .mobile-menu-btn {
        display: block; /* Exibe o ícone do menu hamburger */
    }
    
    .form-header h2 {
        font-size: 2rem;
    }
    
    .form-content {
        padding: 30px;
    }
}

@media (max-width: 576px) {
    .section-title h2 {
        font-size: 2rem;
    }
    
    .cases-grid {
        grid-template-columns: 1fr; /* Cards de Cases em coluna única */
    }
    
    .case-stats {
        flex-direction: column;
        gap: 15px;
        align-items: flex-start;
    }
    
    .stat-item {
        text-align: left;
    }
}