/* ==========================================================================
   1. VARIÁVEIS GLOBAIS (Regra 60-30-10 e Tipografia)
   ========================================================================== */
:root {
    --color-bg-main: #F8F9FA;
    --color-bg-alt: #FFFFFF;
    --color-text-dark: #0F172A;
    --color-text-muted: #475569;
    --color-footer-bg: #1E293B;
    --color-cta: #059669; 
    --color-cta-hover: #047857;
    --font-text: 'Inter', sans-serif;
    --font-heading: 'Playfair Display', serif;
    --transition-smooth: all 0.3s ease-in-out;
}

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

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

h1, h2, h3 {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--color-text-dark);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-smooth);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
    object-fit: cover;
}

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

.section-padding {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 40px;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.section-title p {
    color: var(--color-text-muted);
}

/* ==========================================================================
   2. CABEÇALHO E NAVEGAÇÃO MULTIPÁGINAS
   ========================================================================== */
#header {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    z-index: 1000;
    padding: 15px 0;
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: bold;
}

.logo span {
    color: var(--color-cta);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--color-cta);
}

.btn-nav {
    background-color: var(--color-cta);
    color: #fff !important;
    padding: 8px 20px;
    border-radius: 30px;
}

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

/* ==========================================================================
   3. ESTILOS DE PÁGINAS E BOTÕES (Hero, Serviços)
   ========================================================================== */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    text-align: center;
    background-color: var(--color-bg-alt);
    padding-top: 70px;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero p {
    font-size: 1.2rem;
    color: var(--color-text-muted);
    margin-bottom: 30px;
}

.btn-primary {
    display: inline-block;
    background-color: var(--color-text-dark);
    color: #fff;
    padding: 15px 30px;
    border-radius: 30px;
    font-weight: 600;
}

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

/* NOVO: Botão Secundário (Hero) */
.btn-secondary {
    display: inline-block;
    background-color: transparent;
    color: var(--color-text-dark);
    border: 2px solid var(--color-text-dark);
    padding: 15px 30px;
    border-radius: 30px;
    font-weight: 600;
    transition: var(--transition-smooth);
}

.btn-secondary:hover {
    color: var(--color-cta);
    border-color: var(--color-cta);
    background-color: transparent; /* Mantém transparente */
}

/* ==========================================================================
   NOVO: SEÇÃO DE SERVIÇOS (Home)
   ========================================================================== */
.bg-alt {
    background-color: var(--color-bg-alt); 
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
    margin-top: 40px;
}

.service-card {
    display: flex;
    align-items: flex-start;
    gap: 25px;
    background-color: var(--color-bg-main);
    padding: 40px 30px;
    border-radius: 12px;
    text-align: left;
    transition: var(--transition-smooth);
    border: 1px solid rgba(0,0,0,0.05);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.08);
    border-color: transparent;
}

.service-icon {
    font-size: 1.8rem;
    color: var(--color-cta); 
    background-color: rgba(5, 150, 105, 0.1); 
    padding: 15px;
    border-radius: 12px;
    flex-shrink: 0; 
}

.service-content h3 {
    font-size: 1.4rem;
    margin-bottom: 12px;
}

.service-content p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    margin-bottom: 20px;
    line-height: 1.6;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: var(--color-cta);
    font-size: 0.95rem;
    transition: var(--transition-smooth);
}

.service-link:hover {
    color: var(--color-cta-hover);
    gap: 14px; /* Move a seta suavemente */
}

/* ==========================================================================
   4. PORTFÓLIO (Filtros, Grid e Cards)
   ========================================================================== */
.portfolio-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 40px;
}

.filter-btn {
    background: transparent;
    border: 1px solid #ddd;
    padding: 8px 20px;
    border-radius: 30px;
    cursor: pointer;
    font-family: var(--font-text);
    transition: var(--transition-smooth);
}

.filter-btn.active, .filter-btn:hover {
    background-color: var(--color-text-dark);
    color: #fff;
    border-color: var(--color-text-dark);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.portfolio-item {
    border-radius: 8px;
    aspect-ratio: 4/5;
}

/* ==========================================================================
   EFEITO STACKED CARDS (ÁLBUM DE FOTOS)
   ========================================================================== */
.album-container {
    perspective: 1000px;
    padding: 10px;
}

.album-stack {
    position: relative;
    width: 100%;
    height: 100%;
}

.stacked-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.5s cubic-bezier(0.25, 1, 0.5, 1), opacity 0.4s ease, filter 0.4s ease;
    transform-origin: center bottom;
}

/* Posições Iniciais */
.img-front { z-index: 3; }
.img-back-1 { z-index: 2; transform: scale(0.95); opacity: 0; }
.img-back-2 { z-index: 1; transform: scale(0.90); opacity: 0; }

/* Overlay Embaçado (Blur) e Texto */
.album-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.5); /* Aumentei levemente a opacidade para 50% para dar contraste */
    z-index: 4;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.4s ease;
}

.album-overlay span {
    color: #fff;
    font-family: var(--font-text);
    font-weight: 600;
    font-size: 1rem;
    padding: 12px 24px;
    border: 2px solid #fff;
    border-radius: 30px;
    transform: translateY(20px);
    transition: transform 0.4s ease;
}

/* AÇÕES DE HOVER */
.album-container:hover .stacked-img {
    filter: blur(4px);
}

.album-container:hover .img-back-1 {
    transform: scale(0.95) rotate(-8deg) translateX(-15px);
    opacity: 1;
}

.album-container:hover .img-back-2 {
    transform: scale(0.95) rotate(8deg) translateX(15px);
    opacity: 1;
}

.album-container:hover .album-overlay {
    opacity: 1;
}

.album-container:hover .album-overlay span {
    transform: translateY(0);
}

@media (max-width: 768px) {
   .img-back-1 {
        transform: scale(0.95) rotate(-4deg) translateX(-8px);
        opacity: 1;
    }
    .img-back-2 {
        transform: scale(0.95) rotate(4deg) translateX(8px);
        opacity: 1;
    }
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    transition: transform 0.5s ease;
}

.portfolio-item:hover img {
    transform: scale(1.05);
}

/* ==========================================================================
   5. SEÇÃO SOBRE
   ========================================================================== */
.sobre {
    background-color: var(--color-bg-alt);
    padding-top: 120px;
}

.grid-sobre {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.sobre-img img {
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.sobre-texto h2 {
    font-size: 2.2rem;
    margin-bottom: 10px;
}

.sobre-texto h3 {
    font-family: var(--font-text);
    font-size: 1.1rem;
    color: var(--color-cta);
    margin-bottom: 20px;
    font-weight: 600;
}

/* ==========================================================================
   6. FORMULÁRIO DE CONTATO
   ========================================================================== */
.contato {
    padding-top: 120px;
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background: #fff;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 0.9rem;
}

.form-group input[type="text"],
.form-group select {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #E2E8F0;
    border-radius: 8px;
    font-family: var(--font-text);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-cta);
}

.lgpd-group {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.lgpd-group a {
    color: var(--color-cta);
    text-decoration: underline;
}

.btn-whatsapp {
    width: 100%;
    background-color: var(--color-cta);
    color: #fff;
    border: none;
    padding: 15px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition-smooth);
}

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

/* ==========================================================================
   7. RODAPÉ E CRÉDITOS
   ========================================================================== */
.footer {
    background-color: var(--color-footer-bg);
    color: #fff;
    text-align: center;
    padding: 30px 0;
    font-size: 0.9rem;
    margin-top: 80px;
}

.footer-links {
    margin-top: 10px;
}

.footer-links a {
    color: #cbd5e1;
    margin: 0 10px;
}

.footer-links a:hover {
    color: #fff;
}

.developer-credit {
    margin-top: 8px;
    font-size: 0.85rem;
    color: #94a3b8; 
}

.dev-link {
    color: var(--color-cta); 
    font-weight: 600;
    transition: var(--transition-smooth);
}

.dev-link:hover {
    color: var(--color-cta-hover);
    text-decoration: underline; 
}

/* ==========================================================================
   8. RESPONSIVIDADE (Mobile e Tablets)
   ========================================================================== */
@media (max-width: 768px) {
    /* 1. Espaçamentos e Textos Gerais */
    .section-padding {
        padding: 50px 0;
    }
    .hero h1 {
        font-size: 2.2rem;
        margin-top: 20px;
    }
    .section-title h2 {
        font-size: 2rem;
    }

    /* 2. Cabeçalho e Menu Superior */
    #header .container {
        flex-direction: column; /* Empilha a logo e o menu */
        gap: 15px;
        padding: 15px 0;
    }
    .nav-links {
        gap: 15px;
        flex-wrap: wrap;
        justify-content: center;
    }
    .nav-links a {
        font-size: 0.85rem;
    }
    .btn-nav {
        padding: 6px 15px;
    }

    /* Ajuste de espaço para o menu que ficou mais alto */
    .hero, .sobre, .contato {
        padding-top: 140px; 
    }

    /* 3. Botões da Hero e CTAs (Ficam empilhados e com largura total) */
    .hero .container div[style*="display: flex"],
    .sobre-texto div[style*="display: flex"] {
        flex-direction: column;
        align-items: stretch; /* Estica os botões de ponta a ponta */
        width: 100%;
        gap: 10px;
    }
    .btn-primary, .btn-secondary {
        text-align: center;
        width: 100%;
    }

    /* 4. Página Sobre (Mata o scroll lateral e empilha foto/texto) */
    .grid-sobre {
        grid-template-columns: 1fr; /* Força 1 coluna apenas */
        gap: 30px;
        text-align: center;
    }
    .sobre-img img {
        width: 100%;
        height: auto;
        margin: 0 auto;
    }
    .sobre-texto h2 {
        font-size: 1.8rem;
    }

    /* 5. Cards de Serviços e Abordagem (Ficam em 1 coluna) */
    .services-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .service-card {
        flex-direction: column; /* Coloca o ícone em cima do texto */
        align-items: center;
        text-align: center;
        padding: 30px 20px;
    }
    /* Força 1 coluna na seção "Minha Abordagem" e "Por que me escolher" */
    div[style*="grid-template-columns: repeat(auto-fit, minmax(280px, 1fr))"],
    div[style*="grid-template-columns: repeat(auto-fit, minmax(220px, 1fr))"] {
        grid-template-columns: 1fr !important; 
    }

    /* 6. Portfólio Filtros */
    .portfolio-filters {
        gap: 10px;
    }
    .filter-btn {
        font-size: 0.85rem;
        padding: 6px 15px;
        flex: 1 1 auto; /* Permite que os botões se ajustem melhor na tela */
    }
}

/* ==========================================================================
   9. CORREÇÃO DE SCROLL LATERAL (Travamento de tela no mobile)
   ========================================================================== */
/* Trava a tela para ignorar elementos que estão fora dela por causa da animação */
html, body {
    overflow-x: hidden !important;
    width: 100%;
    max-width: 100vw;
    position: relative;
}

#header {
    max-width: 100%;
}

/* Restaura o limite seguro do menu no celular */
@media (max-width: 768px) {
    #header .container {
        padding: 15px 20px !important;
    }
}