body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', 'Roboto', Arial, sans-serif;
    background: #fff;
    color: #222;
    min-height: 100vh;
}

header {
    background: #fff;
    box-shadow: 0 2px 12px rgba(0,0,0,0.07);
    backdrop-filter: none;
    position: sticky;
    top: 0;
    z-index: 10;
}

nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    background: transparent;
}

nav ul li {
    margin: 0 24px;
    position: relative;
}

nav ul li a {
    color: #a3001a;
    text-decoration: none;
    font-weight: 600;
    padding: 20px 0;
    display: block;
    letter-spacing: 1px;
    position: relative;
    transition: color 0.3s;
}

nav ul li a::after {
    content: '';
    display: block;
    height: 3px;
    width: 0;
    background: linear-gradient(90deg, #a3001a, #fff);
    border-radius: 0;
    transition: width 0.3s;
    position: absolute;
    left: 0;
    bottom: 10px;
}

nav ul li a:hover {
    color: #fff;
    background: transparent;
}

nav ul li a:hover::after {
    width: 100%;
}

.hero, .section {
    background: #fff;
    color: #222;
}

.section-alt {
    background: #f7f7f7;
    color: #222;
}

.section-dark {
    background: #fff;
    color: #222;
}

.section-title {
    color: #a3001a;
    letter-spacing: 1px;
}

.card-list {
    display: flex;
    flex-wrap: wrap;
    gap: 32px;
    justify-content: center;
    margin-top: 32px;
}

.card {
    background: #fff;
    border: 1.5px solid #a3001a22;
    box-shadow: 0 2px 16px rgba(0,0,0,0.07);
    padding: 32px 24px;
    min-width: 220px;
    max-width: 320px;
    flex: 1 1 220px;
    transition: transform 0.2s, box-shadow 0.2s;
    border-radius: 0;
    text-align: center;
}

.card i {
    font-size: 2.5rem;
    color: #a3001a;
    margin-bottom: 16px;
}

.card h3 {
    margin-top: 0;
    color: #a3001a;
    font-size: 1.25rem;
}

.card p {
    color: #222;
}

.btn-main {
    background: #a3001a;
    color: #fff;
    border: none;
    padding: 14px 32px;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
    border-radius: 0;
    margin-top: 18px;
    display: inline-block;
    text-decoration: none;
}

.btn-main:hover {
    background: #222;
    color: #fff;
}

.contact-container {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    justify-content: center;
    align-items: flex-start;
}

.contact-info {
    min-width: 220px;
    max-width: 320px;
    color: #222;
    padding-left: 32px;
}

.contact-info i {
    color: #a3001a;
    margin-right: 10px;
}

.contact-form {
    flex: 1 1 320px;
}

form {
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-width: 420px;
    margin: 0 auto;
    background: #fff;
    border-radius: 0;
    box-shadow: 0 2px 12px rgba(0,0,0,0.04);
    padding: 28px 20px;
}

input, textarea {
    padding: 12px;
    border: 1.5px solid #a3001a;
    border-radius: 0;
    font-size: 1rem;
    resize: vertical;
    background: #fff;
    transition: border 0.2s;
}

input:focus, textarea:focus {
    border: 1.5px solid #222;
    outline: none;
}

footer {
    background: #f7f7f7;
    color: #a3001a;
    text-align: center;
    padding: 22px 0;
    position: relative;
    bottom: 0;
    width: 100%;
    margin-top: 60px;
    font-size: 1.05rem;
    letter-spacing: 1px;
    box-shadow: 0 -2px 12px rgba(0,0,0,0.04);
}

::-webkit-scrollbar {
    width: 8px;
    background: #e0e7ef;
}
::-webkit-scrollbar-thumb {
    background: #a3001a;
    border-radius: 0;
}

.contato-centralizado {
    margin-left: 80px;
}

.contato-main-centralizado {
    display: flex;
    flex-direction: column;
    align-items: center;
}

@media (max-width: 900px) {
    main {
        padding: 18px 4px;
    }
    .card-list {
        flex-direction: column;
        gap: 18px;
    }
}

@media (max-width: 700px) {
    nav ul {
        flex-direction: column;
    }
    nav ul li {
        margin: 0;
    }
    .hero {
        padding: 40px 8px 24px 8px;
    }
    .hero h1 {
        font-size: 1.5rem;
    }
    main {
        padding: 8px 2px;
    }
}