@import url('https://fonts.googleapis.com/css2?family=Inter:ital,opsz,wght@0,14..32,100..900;1,14..32,100..900&display=swap');

:root {
    /* Tamanhos de fonte padronizados */
    --fonte-xs: 0.75rem;    /* 12px */
    --fonte-sm: 0.875rem;   /* 14px */
    --fonte-base: 1rem;     /* 16px */
    --fonte-lg: 1.125rem;   /* 18px */
    --fonte-xl: 1.25rem;    /* 20px */
    --fonte-2xl: 1.5rem;    /* 24px */
    --fonte-3xl: 1.875rem;  /* 30px */
    --fonte-4xl: 2.25rem;   /* 36px */
    --fonte-5xl: 3rem;      /* 48px */
    --fonte-6xl: 3.75rem;   /* 60px */

    /* Cores principais - Tema Preto */
    --cor-primaria: #000000;
    --cor-primaria-escura: #333333;
    --cor-primaria-clara: #666666;
    --cor-destaque: #000000;
    
    /* Cores de fundo */
    --cor-fundo: #ffffff;
    --cor-fundo-card: #ffffff;
    --cor-fundo-destaque: rgba(0, 0, 0, 0.1);
    
    /* Cores de texto */
    --cor-texto-principal: #222222;
    --cor-texto-secundario: #666666;
    --cor-texto-claro: #888888;
    
    /* Cores de borda e sombras */
    --cor-borda: rgba(0, 0, 0, 0.1);
    --cor-sombra: rgba(0, 0, 0, 0.15);
    --cor-sombra-clara: rgba(0, 0, 0, 0.08);
    
    /* Cores de elementos UI */
    --cor-scrollbar: #2a2a2a;
    --cor-scrollbar-track: #f5f5f5;
    --cor-botao-whatsapp: #000000;
}

html ::-webkit-scrollbar {
    width: 6px;
}

html ::-webkit-scrollbar-thumb {
    background: var(--cor-scrollbar);
}

html ::-webkit-scrollbar-track {
    background: var(--cor-scrollbar-track);
}

.btncliente {
    background: var(--cor-primaria);
    color: white;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    padding: 15px 35px;
    border-radius: 20px;
    font-size: var(--fonte-base);
}

.btncliente:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
    background: var(--cor-primaria-escura);
}

* {
    margin: 0px;
    padding: 0px;
    box-sizing: border-box;
    font-family: "Inter", sans-serif;
    list-style: none;
}

body {
    scroll-behavior: smooth;
    background: var(--cor-fundo);
    font-size: var(--fonte-base);
}

main {
    overflow-x: hidden;
}

.textDestaque {
    color: var(--cor-destaque);
}

.titleUni {
    font-size: var(--fonte-5xl);
    font-weight: 800;
    line-height: 2.9rem;
    display: ruby;
    letter-spacing: -1px;
}


.menuMobileToggle {
    height: 38rem;
    overflow-x: hidden;
    overflow-y: auto;
    padding-top: 4rem;
    padding-right: 3rem;
    padding-bottom: 20rem;
    padding-left: 3rem;
    transition: all 0.5s 
ease-in-out;
    max-height: 77vh !important;
}

.menuMobile {
    position: fixed;
    bottom: -2rem !important;
    background-color: var(--cor-fundo);
    width: 100%;
    box-shadow: 0 -4px 18px rgba(0, 0, 0, 0.08);
    height: 0%;
    border-top-left-radius: 50px;
    border-top-right-radius: 50px;
    overflow-x: hidden;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    transition: all 0.5s 
ease-in-out;
    max-height: 80vh;
    gap: 4rem;
    border-top: 1rem solid white;
}

/* Hero Blog */
.hero-blog {
    padding: 10rem 0 4rem;
    text-align: center;
    background: var(--cor-fundo);
}

.hero-badge {
    background: var(--cor-fundo-destaque);
    color: var(--cor-primaria);
    padding: 8px 16px;
    border-radius: 25px;
    font-size: var(--fonte-sm);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: 1px solid var(--cor-borda);
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: var(--fonte-5xl);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--cor-primaria);
}

.hero-description {
    color: var(--cor-texto-claro);
    font-size: var(--fonte-lg);
    line-height: 1.7;
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Blog Posts */
.blog-section {
    padding: 4rem 0 6rem;
    background: var(--cor-fundo);
}

.blog-card {
    background: var(--cor-fundo-card);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 15px 35px var(--cor-sombra-clara);
    transition: all 0.4s ease;
    height: 100%;
    margin-bottom: 2rem;
    cursor: pointer;
}

.blog-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px var(--cor-sombra);
}

.blog-image {
    height: 220px;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.blog-image-placeholder {
    background: var(--cor-fundo-destaque);
    color: var(--cor-primaria);
    font-size: var(--fonte-5xl);
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.blog-content {
    padding: 2rem;
}

.blog-category {
    background: var(--cor-fundo-destaque);
    color: var(--cor-primaria);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: var(--fonte-xs);
    font-weight: 600;
    display: inline-block;
    margin-bottom: 1rem;
}

.blog-title {
    font-size: var(--fonte-2xl);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--cor-texto-principal);
    line-height: 1.3;
}

.blog-excerpt {
    color: var(--cor-texto-claro);
    line-height: 1.6;
    margin-bottom: 1.5rem;
    font-size: var(--fonte-base);
}

.blog-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid var(--cor-borda);
}

.blog-date {
    color: var(--cor-texto-claro);
    font-size: var(--fonte-sm);
}

.blog-read-more {
    color: var(--cor-primaria);
    text-decoration: none;
    font-weight: 600;
    font-size: var(--fonte-sm);
    display: flex;
    align-items: center;
    gap: 5px;
    transition: all 0.3s ease;
}

.blog-read-more:hover {
    color: var(--cor-primaria-escura);
    gap: 8px;
}

/* Article Page */
.article-page {
    display: none;
    padding: 10rem 0 4rem;
    background: var(--cor-fundo);
}

.article-hero {
    text-align: center;
    margin-bottom: 4rem;
}

.article-title {
    font-size: var(--fonte-5xl);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--cor-texto-principal);
}

.article-meta {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
    color: var(--cor-texto-claro);
    font-size: var(--fonte-base);
}

.article-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.article-content {
    max-width: 800px;
    margin: 0 auto;
    font-size: var(--fonte-lg);
    line-height: 1.8;
    color: var(--cor-texto-principal);
}

.article-content h2 {
    font-size: var(--fonte-3xl);
    margin: 2.5rem 0 1.2rem;
    color: var(--cor-texto-principal);
}

.article-content h3 {
    font-size: var(--fonte-xl);
    margin: 2rem 0 1rem;
    color: var(--cor-texto-principal);
}

.article-content p {
    margin-bottom: 1.5rem;
}

.article-content ul,
.article-content ol {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.article-content li {
    margin-bottom: 0.5rem;
}

.highlight-box {
    background: var(--cor-fundo-destaque);
    border-left: 4px solid var(--cor-primaria);
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 0 8px 8px 0;
}

.article-image {
    width: 100%;
    height: 400px;
    background-size: cover;
    background-position: center;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 2.5rem 0;
    position: relative;
}

.article-image-placeholder {
    background: var(--cor-fundo-destaque);
    color: var(--cor-primaria);
    font-size: var(--fonte-5xl);
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 15px;
}

.back-to-blog {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--cor-primaria);
    text-decoration: none;
    font-weight: 600;
    margin-bottom: 2rem;
    transition: all 0.3s ease;
    font-size: var(--fonte-base);
}

.back-to-blog:hover {
    gap: 12px;
    color: var(--cor-primaria-escura);
}

/* WhatsApp Button */
.btn-whatsapp {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: var(--cor-botao-whatsapp);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--fonte-3xl);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.35);
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 9999;
}

.btn-whatsapp:hover {
    transform: scale(1.12) translateY(-3px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.45);
    background: var(--cor-primaria-escura);
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: var(--fonte-4xl);
    }

    .article-title {
        font-size: var(--fonte-3xl);
    }

    .article-content {
        font-size: var(--fonte-base);
    }

    .article-content h2 {
        font-size: var(--fonte-2xl);
    }

    .article-content h3 {
        font-size: var(--fonte-lg);
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: var(--fonte-3xl);
    }

    .hero-description {
        font-size: var(--fonte-base);
    }

    .article-title {
        font-size: var(--fonte-2xl);
    }

    .article-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
}

/* Navigation Cards */
.nav-card {
    background: var(--cor-fundo-card);
    border-radius: 15px;
    padding: 1.5rem;
    box-shadow: 0 5px 20px var(--cor-sombra-clara);
    transition: all 0.3s ease;
    height: 100%;
    text-decoration: none;
    color: var(--cor-texto-principal);
    display: block;
}

.nav-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px var(--cor-sombra);
    color: var(--cor-texto-principal);
}

.nav-card.prev .nav-label,
.nav-card.next .nav-label {
    font-size: var(--fonte-sm);
    color: var(--cor-texto-claro);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 5px;
}

.nav-card.prev .nav-label {
    justify-content: flex-start;
}

.nav-card.next .nav-label {
    justify-content: flex-end;
}

.nav-card h4 {
    font-size: var(--fonte-xl);
    font-weight: 600;
    margin: 0;
}