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

:root {
    --azul-marinho: #004182; 
    --amarelo-uro: #f2b705;  
    --azul-fundo: #e3f2fd;   
    --branco: #ffffff;
    --texto-cor: #333333;
}

body {
    font-family: 'Open Sans', sans-serif;
    background: radial-gradient(circle, var(--branco) 0%, var(--azul-fundo) 100%);
    color: var(--texto-cor);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* margin: block inline*/
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    background: linear-gradient(135deg, #002b55 0%, #004080 100%);
    padding: 40px 0;
    text-align: center;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    color: var(--branco);

    & h2{
        font-size: 1.2rem;
        color: var(--branco);
        margin-bottom: 10px;
    }
}

.nome-empresa {
    display: flex;
    justify-content: center;
    align-items: baseline;
    margin-bottom: 10px;

    & h1{
        font-family: 'Montserrat', sans-serif;
        font-size: 3.5rem;
        font-weight: 900;
    }
}

.uro { color: var(--branco); }
.uro-blue { color: var(--azul-marinho); }
.confort { color: var(--amarelo-uro); }

.ltda { 
    color: var(--branco); 
    font-weight: bold; 
    margin-left: 5px; 
}

nav.flex {
    margin-top: 25px;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px 20px;
    padding: 0 10px;
}

nav a {
    text-decoration: none;
    color: var(--branco);;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: 5px;
    transition: 0.3s;
}

nav a:hover, nav a.active{
    background-color: #004182;
    color: var(--amarelo-uro);
}

main {
    padding: 60px 0;
    flex: 1;
}

.intro {
    text-align: center;
    margin-bottom: 50px;

    & h1{
        margin-top: 1rem;
        font-family: 'Montserrat', sans-serif;
        color: var(--azul-marinho);
        font-size: 2rem;
    }

    & p{
        margin-top: 0.5rem;
    }
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    padding-top: 10px;
    padding-left: 10px;
}

.card {
    background: var(--branco);
    border-radius: 16px;
    overflow: visible;
    box-shadow: 0 10px 20px rgba(0,0,0,0.08);
    transition: transform 0.3s;
    border-top: 8px solid var(--amarelo-uro);
    display: flex;
    flex-direction: row;
    align-items: flex-end;
    position: relative;
    min-height: 220px;

    & h3 {
        font-family: 'Montserrat', sans-serif;
        color: var(--azul-marinho);
        font-size: 1.5rem;
        margin-bottom: 15px;
    }
}

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

.card:hover .card-img {
    transform: translateY(-8px) rotate(-4deg) scale(1.05);
    filter: drop-shadow(0 24px 32px rgba(0,0,0,0.25));
}

.card-img {
    position: absolute;
    bottom: -10px;
    left: -20px;
    width: 170px;
    object-fit: contain;
    filter: drop-shadow(0 12px 20px rgba(0,0,0,0.2));
    transition: transform 0.4s ease, filter 0.4s ease;
    z-index: 2;
}

.card-content {
    padding: 25px 25px 25px 165px;
    text-align: center;
    flex: 1;
    z-index: 1;
}

@media (max-width: 500px) {
    .card {
        flex-direction: column;
        align-items: center;
        padding-top: 70px;
        min-height: unset;
    }

    .card-img {
        position: absolute;
        bottom: unset;
        top: -55px;
        left: 50%;
        transform: translateX(-50%);
        width: 130px;
    }

    .card-content {
        padding: 10px 20px 20px;
    }
}

.btn-card {
    display: inline-block;
    margin-top: 20px;
    padding: 12px 25px;
    background-color: var(--azul-marinho);
    color: var(--amarelo-uro);
    text-decoration: none;
    font-weight: bold;
    border-radius: 30px;
    transition: 0.3s;
}

.btn-card:hover {
    filter: brightness(1.2);
}

footer {
    text-align: left;
    margin-top: 6rem;
    color: var(--branco);
    background-color: var(--azul-marinho);
    font-size: 0.9rem;

    & .container {
        padding: 2rem 1.5rem;
    }

    & a {
        color: var(--branco);
        text-decoration: none;
    }
}

.footer-grid {
    display: flex;
    align-items: stretch;
    gap: 2rem;
}

.footer-col {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-divider {
    width: 1px;
    background-color: rgba(255, 255, 255, 0.3);
    align-self: stretch;
}

@media (max-width: 600px) {
    .footer-grid {
        flex-direction: column;
    }

    .footer-divider {
        width: 100%;
        height: 1px;
    }
}