*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Arial", sans-serif;
}
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: #ffffffdd;
    backdrop-filter: blur(10px);
    padding: 15px 0;
    z-index: 1000;
    border-bottom: 1px solid #eaeaea;
}

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

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

.menu {
    display: flex;
    gap: 25px;
    list-style: none;
}

.menu a {
    text-decoration: none;
    color: #333;
    font-weight: 600;
}

.menu a:hover {
    color: #ffb400;
    transition: 0.2s;
}


.logo {
    height: 60px;  
    width: auto;   
    display: block;
}


.nav-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 28px;
    color: #333;
}


.nav-close {
    display: none;
}

.nav-open {
    overflow: hidden;
}

.hero {
    position: relative;
    height: 90vh;
    display: flex;
    align-items: center;
    text-align: center;
    color: #fff;
    padding-top: 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-content h1,
.hero-content h2 {
    font-size: 2.6rem;
    max-width: 700px;
    margin: auto;
}

.hero-content p {
    font-size: 1.2rem;
    line-height: 1.6;
    margin: 20px auto 1.25rem;
    max-width: 700px;
}

.hero-content {
    text-shadow: 0 2px 8px rgba(0,0,0,0.6);
}

.btn {
    background: #ffb400;
    padding: 12px 25px;
    border-radius: 6px;
    color: #000;
    display: inline-block;
    margin-top: 20px;
    text-decoration: none;
    font-weight: bold;
}

.btn-servico {
    margin-top: auto;
    display: inline-block;
    background: #ffb400;
    color: #000;
    padding: 12px 15px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: bold;
    transition: 0.25s ease;
}

.btn-servico:hover {
    background: #e0a000; 
}


.section {
    padding: 100px 0;
}

.section-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 50px;
}

.section-services {
    background: #f8f9fc;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 35px;
    align-items: stretch;
    grid-auto-rows: 1fr;
}

.service-card {
    height: 100%;
    display: flex;
    flex-direction: column;
    background: #fff;
    padding: 35px 95px;
    border-radius: 18px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.07);
    text-align: center;
    border: 1px solid #e6e6e6;
    transition: .3s ease;
    
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 35px rgba(0,0,0,0.12);
    border-color: #ffb400;
}

.service-icon {
    font-size: 48px;
    color: #ffb400;
    margin-bottom: 15px;
}

.service-card h3 {
    color: #222;
    margin-bottom: 12px;
}

.service-card p {
    color: #555;
    line-height: 1.55;
    margin-bottom: 20px;
}

.section-solar {
    position: relative;
    color: #fff;
    overflow: hidden;
}

.section-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
}

.solar-content {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    min-height: 420px;
}

.solar-text {
    max-width: 600px;
    text-shadow: 0 2px 8px rgba(0,0,0,0.6);
}

.solar-text h2 {
    font-size: 2.4rem;
    margin-bottom: 18px;
}

.solar-text p {
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 25px;
}

.alt {
    background: #f1f1f1;
}

.lista {
    max-width: 670px;
    margin: auto;
    font-size: 1.1rem;
    line-height: 1.8;
    list-style: none; 
    padding-left: 0;
}

.lista li {
    position: relative;
    padding-left: 28px;
    margin-bottom: 10px;
}

.lista li::before {
    content: "✅";
    position: absolute;
    left: 0;
    top: 0;
}

.center {
    text-align: center;
}

#quem-somos .container > p.center {
    font-size: 1.1rem;
    line-height: 1.8;
    max-width: 900px;
    margin: 0 auto;
}


.contato-box {
    text-align: center;
    margin: 20px auto 35px;
    line-height: 1.8;
}

.footer {
    background: #111;
    color: #fff;
    padding: 50px 6% 35px;
    margin-top: 60px;
    width: 100%;
}

.footer-container {
    max-width: 1200px;
    margin: auto;
    display: grid;
    grid-template-columns: 1fr 1fr 1.2fr 1fr;
    gap: 50px;
}

.footer-logo img {
    width: 230px;
    filter: brightness(100%);
}

.footer-logo-link img {
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.footer-logo-link:hover img {
    transform: scale(1.05);
    opacity: 0.85;
}

.footer h3 {
    font-size: 20px;
    margin-bottom: 14px;
    color: #fff;
}

.footer p,
.footer li {
    font-size: 15px;
    line-height: 1.6;
}

.footer ul {
    list-style: none;
    padding: 0;
}

.footer ul li {
    margin-bottom: 8px;
}

.footer a {
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
}

.footer a:hover {
    color: #ffb400;
}

.footer-bottom {
    margin-top: 40px;
    text-align: center;
    font-size: 14px;
    opacity: 0.85;
    color: white;
}

@media (max-width: 768px) {
    .footer-container {
        grid-template-columns: 1fr !important; 
        text-align: center; 
        gap: 30px;
    }

    .footer-col {
        margin-bottom: 30px; 
    }

    .footer-logo {
        margin-bottom: 20px;
        height: 60px;
    }
}



@media (max-width: 480px) {
    .footer-container {
        grid-template-columns: 1fr;
        text-align: center; 
    }
    .footer-logo {
        margin-bottom: 20px;
    }
    .footer-col {
        margin-bottom: 30px;
    }
}


@media (max-width: 768px) {
    .header-content {
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 12px;
    }

    .logo {
        height: 60px; 
    }

    .nav-toggle {
        display: block;
    }


    #main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: #fff;
        box-shadow: -6px 0 20px rgba(0,0,0,0.12);
        transition: right .28s ease;
        z-index: 1100;
        padding-top: 80px;
    }

    
    .nav-close {
        position: absolute;
        top: 14px;
        right: 14px;
        background: transparent;
        border: none;
        font-size: 26px;
        color: #333;
        cursor: pointer;
        padding: 6px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .nav-close .material-icons {
        font-size: 26px;
    }

    #main-nav.open {
        right: 0;
    }

    .menu {
        display: flex;
        flex-direction: column;
        gap: 18px;
        padding: 0 22px;
        list-style: none;
    }

    .menu a {
        color: #222;
        font-size: 1.05rem;
        padding: 8px 6px;
        display: block;
    }

    .hero {
        padding-top: 70px;
    }
    .section-solar {
    text-align: center;
}

    .solar-content {
        justify-content: center;
    }

    .solar-text h2 {
        font-size: 2rem;
    }

}
.whats-btn {
    position: fixed;
    bottom: 25px;
    right: 25px;
    z-index: 999;
}

.whats-btn img {
    width: 60px;
    transition: 0.2s;
}

.whats-btn img:hover {
    transform: scale(1.1);
}