/* ==========================================================================
   VARIÁVEIS DE CORES E IDENTIDADE
   ========================================================================== */
:root {
    /* Cores das marcas oficiais */
    --color-correios: #004691;       /* Azul Correios */
    --color-correios-yellow: #FFCC00;/* Amarelo Correios */
    --color-azul-cargas: #002D62;    /* Azul Escuro Azul Cargas */
    --color-gollog: #FF5A00;         /* Laranja Gollog */
    --color-jadlog: #E30613;         /* Vermelho Jadlog */
    --color-mercadolivre: #FFE600;   /* Amarelo Mercado Livre */
    --color-mercadolivre-blue: #2D3277;
    --color-latam: #E2001A;          /* Vermelho LATAM */

    /* Cores de Destaque da Aplicação */
    --color-price: #D90429;          /* Vermelho em destaque para valores */
    --color-whatsapp: #25D366;       /* Verde WhatsApp */
    --color-whatsapp-hover: #1EBE5D;
    
    /* Layout */
    --bg-dark: #0F172A;
    --bg-card: #1E293B;
    --bg-light: #F8FAFC;
    --text-main: #0F172A;
    --text-light: #F8FAFC;
    --text-muted: #64748B;
    --border-color: #334155;
}

/* ==========================================================================
   RESET E BASE
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    color: var(--text-main);
    background-color: var(--bg-light);
    line-height: 1.6;
}

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

a {
    text-decoration: none;
    color: inherit;
}

/* ==========================================================================
   COMPONENTES
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: var(--color-correios);
    color: #FFF;
}

.btn-primary:hover {
    background-color: #003366;
}

.btn-whatsapp {
    background-color: var(--color-whatsapp);
    color: #FFF;
}

.btn-whatsapp:hover {
    background-color: var(--color-whatsapp-hover);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.1rem;
}

/* Destaque Vermelho nos Valores */
.price {
    color: var(--color-price);
    font-size: 1.75rem;
    font-weight: 800;
    margin: 12px 0 4px;
}

/* ==========================================================================
   HEADER & NAV
   ========================================================================== */
.header {
    background-color: var(--bg-dark);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
    border-bottom: 3px solid var(--color-correios-yellow);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    flex-direction: column;
}

.logo-title {
    color: var(--text-light);
    font-weight: 900;
    font-size: 1.2rem;
    letter-spacing: 0.5px;
}

.logo-sub {
    color: var(--color-gollog);
    font-weight: 700;
    font-size: 0.85rem;
}

.nav-menu {
    display: flex;
    gap: 20px;
}

.nav-menu a {
    color: var(--text-light);
    font-weight: 500;
    transition: color 0.2s;
}

.nav-menu a:hover {
    color: var(--color-correios-yellow);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero {
    background: linear-gradient(135deg, var(--bg-dark) 0%, #1e293b 100%);
    color: var(--text-light);
    padding: 80px 0;
    text-align: center;
}

.hero-content {
    max-width: 800px;
}

.badge {
    display: inline-block;
    background-color: rgba(255, 204, 0, 0.15);
    color: var(--color-correios-yellow);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 20px;
    border: 1px solid var(--color-correios-yellow);
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 16px;
    line-height: 1.2;
}

.hero p {
    font-size: 1.2rem;
    color: #94A3B8;
    margin-bottom: 30px;
}

/* ==========================================================================
   SERVIÇOS
   ========================================================================== */
.services {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 2rem;
    color: var(--bg-dark);
    margin-bottom: 8px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 40px;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background-color: #FFF;
    border-radius: 12px;
    padding: 30px;
    border: 1px solid #E2E8F0;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.card-tag {
    font-size: 0.75rem;
    font-weight: 800;
    color: var(--color-azul-cargas);
    margin-bottom: 10px;
}

.card h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.card small {
    color: var(--text-muted);
    margin-bottom: 20px;
    display: block;
}

/* ==========================================================================
   PASSOS (COMO FUNCIONA)
   ========================================================================== */
.steps {
    background-color: #F1F5F9;
    padding: 80px 0;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
}

.step-card {
    background: #FFF;
    padding: 24px;
    border-radius: 12px;
    position: relative;
    text-align: center;
}

.step-number {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--bg-dark);
    color: #FFF;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 0.85rem;
}

.step-icon {
    font-size: 2.5rem;
    color: var(--color-correios);
    margin: 15px 0;
}

/* ==========================================================================
   PARCEIROS E EMPRESAS (CORES OFICIAIS)
   ========================================================================== */
.partners {
    padding: 80px 0;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 20px;
}

.partner-card {
    padding: 24px 16px;
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    color: #FFF;
    transition: transform 0.2s;
}

.partner-card:hover {
    transform: translateY(-5px);
}

.partner-icon {
    font-size: 2.2rem;
}

/* Cores Oficiais das Marcas */
.brand-correios { background-color: var(--color-correios); color: var(--color-correios-yellow); }
.brand-jadlog { background-color: var(--color-jadlog); }
.brand-mercadolivre { background-color: var(--color-mercadolivre); color: var(--color-mercadolivre-blue); }
.brand-azul { background-color: var(--color-azul-cargas); }
.brand-gollog { background-color: var(--color-gollog); }
.brand-latam { background-color: var(--color-latam); }

/* ==========================================================================
   PAGAMENTO
   ========================================================================== */
.payment {
    background-color: #FFF;
    padding: 60px 0;
    border-top: 1px solid #E2E8F0;
}

.payment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.payment-card {
    border: 2px dashed #CBD5E1;
    padding: 24px;
    border-radius: 12px;
    text-align: center;
}

.payment-icon {
    font-size: 2.5rem;
    color: var(--color-correios);
    margin-bottom: 12px;
}

.payment-notice {
    text-align: center;
    margin-top: 30px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ==========================================================================
   RODAPÉ
   ========================================================================== */
.footer {
    background-color: var(--bg-dark);
    color: var(--text-light);
    padding: 50px 0 20px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 30px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 40px;
}

.footer-info h3 {
    margin-bottom: 8px;
}

.footer-info p {
    color: #94A3B8;
}

.footer-social h4 {
    margin-bottom: 12px;
    color: var(--color-correios-yellow);
}

.social-btn.whatsapp-channel {
    background-color: var(--color-whatsapp);
    color: #FFF;
    padding: 10px 18px;
    border-radius: 6px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: background 0.2s;
}

.social-btn.whatsapp-channel:hover {
    background-color: var(--color-whatsapp-hover);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    color: #64748B;
    font-size: 0.85rem;
}

/* RESPONSIVIDADE */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    .hero h1 {
        font-size: 1.8rem;
    }
    .footer-content {
        flex-direction: column;
    }
}