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

html, body {
    height: 100%;
    font-family: Arial, Helvetica, sans-serif;
}

body {
    display: flex;
    flex-direction: column;
    color: var(--text);
}

main {
    flex: 1;
}

section {
    margin-bottom: 60px;
}

h2 {
    margin-bottom: 20px;
}
/* Logo */

.logo img {
    height: 60px;
    object-fit: contain;
}

/* Header */
.header {
    background: #0a2642 !important; 
    padding: 15px 30px;
}

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

.logo {
    color: white;
}

/* Links */
.nav-links {
    list-style: none;
    display: flex;
    gap: 20px;

    z-index: 999;
}

.nav-links a {
    color: white;
    text-decoration: none;
    transition: 0.3s;
}

.nav-links a:hover{
     color: #00aaff;
}

/* hero */
.hero {
    height: 90vh;

    background: linear-gradient(to right, rgba(10,38,66,0.85), rgba(10,38,66,0.85)),
    url('../assets/img/img-chiller.png');

    background-size: cover;
    background-position: center;

    color: white;
    
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;

    text-align: center;
    padding: 0 20px;
}

.hero h1 {
    font-size: 3rem;
}

.hero p {
    max-width: 500px;
    margin: 10px auto 0;
    line-height: 1.5;
}

/*Botão orçamento*/
.btn {
    margin-top: 25px;
    padding: 12px 25px;

    background: #00aaff;
    color: white;
    text-decoration: none;

    box-shadow: 0 5px 15px  rgba(0, 0, 0, 0.3);

    border-radius: 5px;
    transition: 0.3s;
}

.btn:hover {
    background: #008ecc;
}

/* Serviços */
.servicos {
    padding: 50px 20px;
    text-align: center;

    max-width: 1100px;
    margin: 0 auto;
}

.servicos h3{
    margin-bottom: 20px;
    font-size: 1.5rem;
    color: #0a2642;
}



.img-servico {
    width: 600px;
    margin:40px 0 ;

    border-radius: 7px;
}

.servicos p {
    text-align: left;
}

/*cards servicos*/
.servicos-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-top: 40px;
}

.card-servico {
    background: white;
    padding: 30px 40px;
    border-radius: 12px;

    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transition: 0.3s;
    text-align: left;

    border-left: 4px solid #0c4866;
}

.card-servico:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.15);
}

.card-servico i {
    font-size: 20px;
    
}

.card-servico h3 {
    margin-bottom: 10px;
}


.pagina-topo {
    padding: 80px 20px;
    background: #0a2642;
    color: white;
    text-align: center;

     background: linear-gradient(
        rgba(10,38,66,0.85),
        rgba(10,38,66,0.85)
    ),
    url('../assets/img/img-chiller.png');

    background-size: cover;
    background-position: center;
}

.pagina-topo h1 {
    font-size: 3rem;
}

.pagina-topo p {
    max-width: 500px;
    margin: 10px auto 0;
    line-height: 1.5;

    opacity: 0.9;
}

/* caixas */
.cards {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-top: 30px;

    flex-wrap: wrap;
}

.card {
    background: white;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);

    margin: 10px;
    padding: 20px;
    width: 100%;
    border-radius: 10px;

    transition: 0.3s;
    box-sizing: border-box;
}

.card h3 {
    margin-bottom: 10px;
}

.card p {
    font-size: 0.95rem;
    color: #555;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.card ul {
    padding-left: 20px;
    color: #555;
    list-style: none;
}

.card li{
    margin-bottom: 5px;
}

/* Sobre */
.sobre {
    padding: 60px 20px;
    background: #f5f5f5;

    max-width: 1200px;
    margin: 40px auto;
    border-radius: 10px;
}

.sobre h2 {
    text-align: center;
}

.sobre-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;

    max-width: 1100px;
    margin: 0 auto;

    align-items: start;
}



.historia {
    font-size: 15px;
    line-height: 1.6;
    text-align: left;
}

/* Lado direito */
.lado-direito {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.lado-direito .card {
    padding: 20px;
    width: 100%;
    box-sizing: border-box;
}

.lado-direito h3 {
    color: #0a2642;
}

/* Contato */
.contato {
    background: #f9f9f9;
    padding: 60px 20px;
    text-align: center;

    max-width: 1100px;
    margin: 20px auto;

    border-radius: 10px;
}

.contato p {
    margin: 10px 0;
    font-size: 1rem;
}

.contato-box {
    margin: 40px auto;
    background: #f4f4f4;
    padding: 20px;
    border-radius: 10px;

    max-width: 400px;
    text-align: left;

    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: 0.3s;
}

.contato-box input {
    width: 100%;
    padding: 5px;
    margin: 10px 0;
    border-radius: 5px;
    border: 1px solid #ccc;
}

.contato-box textarea {
    width: 100%;
    padding: 10px;
    margin: 10px 0;
    border-radius: 5px;
    border: 1px solid #ccc;
}

.contato-box input:focus,
.contato-box textarea:focus {
    outline: none;
    border: 1px solid #00aaff;
}

.contato-box:hover {
    transform: translateY(-5px);
}

.contato-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;

}

.contato-cta {
    margin: 50px auto;
    max-width: 300px;
    text-align: center;
}

.contato-cta h3 {
  
    color: #0a2642;
}

.contato-cta p {
    margin-bottom: 20px;
}

form.contato-box {
    display: flex;
    flex-direction: column;

    padding: 40px;
}

.contato-box button {
    margin-top: 20px;
    padding: 12px;
    border: none;
    border-radius: 5px;

    background: #0a2642;
    color: white;

    cursor: pointer;
    transition: 0.3s;
}

.contato-box button:hover {
    background: #163a5f;
}

@media (max-width: 900px) {
    .contato-container {
        grid-template-columns: 1fr;
    }
}

/* Botão whatsapp */
.whatsapp-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;

    background: #25D366;
    color: white;

    font-size: 24px;
    text-decoration: none;

    width: 60px;
    height: 60px;

    display: flex;
    align-items: center;
    justify-content: center;

    border-radius: 50%;

    box-shadow: 0 5px 15px rgba(0,0,0,0.3);

    transition: 0.3s;

    z-index: 999;
}

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

#footer-container {
    background: #0a2642;
    padding: 20px;
    text-align: center;
    color: white;
}

 /*botao hamburger*/
.menu-toggle {
    display: none;
    font-size: 28px;
    color: white;
    cursor: pointer;
}

@media (max-width: 768px) {
    .cards {
        flex-direction: column;
        align-items: center;
    }

     .hero {
        height: auto;
        padding: 100px 20px 60px;
    }

    .hero h1 {
        font-size: 1.8rem;
        line-height: 1.3;
    }

    .hero p {
        font-size: 0.95rem;
    }

    .hero-buttons {
        display: flex;
        flex-direction: column;
        gap: 10px;
    }

    /*botao hamburger*/
    .menu-toggle {
        display: block;
    }

    .nav-links {
        position: absolute;
        top: 60px;
        right: 0;

        background: #0a2642;
        width: 100%;

        flex-direction: column;
        align-items: center;

        display: none;
        padding: 20px 0;
    }

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

    .sobre-container{
        grid-template-columns: 1fr;
    }

    .sobre {
        padding: 40px 15px;
    }

    .historia {
        font-size: 14px;
    }

    .whatsapp-btn {
        width: 50px;
        height: 50px;
    }

    
}