/* =============================================
   BAI XINHO CONSTRUTOR - Mobile First + Animações
   Versão Otimizada e Limpa
   ============================================= */

:root {
    --primary: #f39c12;
    --dark: #2c3e50;
    --light: #ecf0f1;
    --gray: #7f8c8d;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

.container {
    width: 92%;
    max-width: 1200px;
    margin: 0 auto;
}

/* ==================== ANIMAÇÕES ==================== */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(40px); }
    to   { opacity: 1; transform: translateY(0); }
}

.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.9s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ==================== HEADER ==================== */
header {
    background: #fff;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 15px 0;
}

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

/* Logo Arredondado */
.logo {
height: 75px;
    width: 75px;                    /* Define tamanho quadrado para recorte circular */
    flex-shrink: 0;
}

.logo-img {
    width: 100%;
    height: 100%;
    object-fit: cover;              /* Garante que preencha bem */
    border-radius: 50%;             /* Transforma em círculo perfeito */
    border: 4px solid #ffffff;      /* Borda branca clean */
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
    transition: all 0.4s ease;
    padding: 3px;
    background: #fff;               /* Fundo branco para melhor recorte */
}

.logo-img:hover {
 transform: scale(1.08);
    box-shadow: 0 10px 25px rgba(243, 156, 18, 0.3);
}

/* Menu Navegação */
.nav-menu {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: white;
    padding: 20px 0;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    z-index: 999;
    list-style: none;
}

.nav-menu.active {
    display: flex;
}

.nav-menu li {
    text-align: center;
    padding: 12px 0;
}

.nav-menu a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    font-size: 1.1rem;
}

.btn-contato {
    background: var(--primary);
    color: white;
    padding: 10px 20px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
}

.menu-toggle {
    font-size: 1.8rem;
    cursor: pointer;
    display: block;
}

/* ==================== HERO ==================== */
.hero {
    background: linear-gradient(rgba(0,0,0,0.65), rgba(0,0,0,0.65)), 
                url('https://images.unsplash.com/photo-1541913051-111454671911?auto=format&fit=crop&w=2000&q=80');
    background-size: cover;
    background-position: center;
    min-height: 95vh;
    display: flex;
    align-items: center;
    text-align: center;
    color: #fff;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-logo {
  width: 260px;
    height: 260px;
    border-radius: 50%;
    border: 8px solid rgba(255, 255, 255, 0.9);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.45);
    margin-bottom: 30px;
    object-fit: cover;
    background: #fff;
    padding: 8px;
}

.hero h1 {
    font-size: clamp(2.2rem, 6vw, 3.4rem);
    margin-bottom: 15px;
    line-height: 1.2;
}

.hero p {
    font-size: 1.15rem;
    margin-bottom: 30px;
    opacity: 0.95;
}

.btn-principal {
    background: var(--primary);
    color: white;
    padding: 14px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    display: inline-block;
    transition: all 0.3s ease;
}

.btn-principal:hover {
    background: #e67e00;
    transform: translateY(-4px);
}

/* ==================== TÍTULOS DE SEÇÃO ==================== */
.titulo-secao {
    text-align: center;
    font-size: 2.1rem;
    color: var(--dark);
    margin: 60px 0 40px;
    position: relative;
}

.titulo-secao::after {
    content: '';
    width: 70px;
    height: 4px;
    background: var(--primary);
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
}

/* ==================== SEÇÕES ==================== */

/* Sobre Nós */
.sobre {
    padding: 50px 0;
    background: #f9f9f9;
}

.sobre-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
}

.sobre-imagem img {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

/* Serviços */
.servicos {
    padding: 50px 0;
}

.grid-servicos {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

.card {
    background: var(--light);
    padding: 30px 20px;
    border-radius: 12px;
    text-align: center;
    border-left: 6px solid var(--primary);
    transition: all 0.4s ease;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.12);
}

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

/* Portfólio */
.portfolio {
    padding: 50px 0;
    background: #f8f9fa;
}

.galeria {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

.foto-obra {
    height: 260px;
    background-size: cover;
    background-position: center;
    border-radius: 12px;
    position: relative;
    overflow: hidden;
}

.foto-obra span {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    color: #fff;
    padding: 18px;
    text-align: center;
    font-weight: 600;
}

/* Depoimentos */
.depoimentos {
    padding: 60px 0;
    background: var(--dark);
    color: #fff;
}

.depoimentos-carousel {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: 25px;
    padding: 20px 0;
    scrollbar-width: none;
}

.depoimentos-carousel::-webkit-scrollbar {
    display: none;
}

.depoimento-slide {
    min-width: 100%;
    scroll-snap-align: center;
    background: rgba(255,255,255,0.08);
    padding: 35px 30px;
    border-radius: 14px;
    backdrop-filter: blur(8px);
}

.depoimento-slide p {
    font-size: 1.1rem;
    font-style: italic;
    margin-bottom: 25px;
}

.carousel-controls {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 25px;
}

.carousel-btn {
    background: rgba(255,255,255,0.15);
    color: #fff;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.3rem;
    cursor: pointer;
    transition: all 0.3s;
}

.carousel-btn:hover {
    background: var(--primary);
    transform: scale(1.1);
}

/* Blog */
.blog {
    padding: 60px 0;
    background: #f9f9f9;
}

.blog-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 25px;
}

.blog-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 20px rgba(0,0,0,0.08);
    transition: transform 0.4s;
}

.blog-card:hover {
    transform: translateY(-8px);
}

.blog-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.blog-content {
    padding: 22px;
}

.blog-content h3 {
    margin-bottom: 12px;
    color: var(--dark);
}

.btn-leia-mais {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

/* Footer */
footer {
    background: var(--dark);
    color: #fff;
    text-align: center;
    padding: 50px 0 30px;
}

.footer-logo {
    width: 85px;
    height: 85px;
    border-radius: 50%;
    border: 3px solid #ffffff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    object-fit: cover;
    
    
}

.redes-sociais a {
    color: #fff;
    font-size: 1.8rem;
    margin: 0 15px;
    transition: color 0.3s;
}

.redes-sociais a:hover {
    color: var(--primary);
}

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: #25d366;
    color: #fff;
    padding: 14px 20px;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    box-shadow: 0 5px 15px rgba(37, 211, 102, 0.4);
    text-decoration: none;
    z-index: 999;
    transition: all 0.3s;
}

.whatsapp-float:hover {
    transform: scale(1.1);
}

/* ==================== RESPONSIVIDADE ==================== */
@media (min-width: 768px) {
    .nav-menu {
        display: flex;
        flex-direction: row;
        position: static;
        width: auto;
        background: transparent;
        box-shadow: none;
        padding: 0;
        gap: 25px;
    }

    .menu-toggle { display: none; }

    .hero h1 { font-size: 3.2rem; }

    .sobre-grid,
    .grid-servicos,
    .galeria,
    .blog-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .depoimento-slide {
        min-width: calc(50% - 15px);
    }

    .foto-obra { height: 300px; }

    .hero-logo {
        max-width: 280px;
    }
}