:root {
    --azul: #005f99;
    --laranja: #ff6600;
    --branco: #fff;
    --cinza-claro: #f9f9f9;
    --cinza-escuro: #333;
    --sombra: rgba(0,0,0,0.08);
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--cinza-claro);
    color: var(--cinza-escuro);
    min-height: 100vh;
}

header {
    background: var(--azul);
    padding: 15px 0;
    box-shadow: 0 2px 8px var(--sombra);
    position: sticky;
    top: 0;
    z-index: 100;
    animation: slideDown 0.5s;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-20px);}
    to { opacity: 1; transform: translateY(0);}
}

nav {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    padding: 0 20px;
}

.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 56px;
    width: auto;
    display: block;
    transition: transform 0.2s;
}

.logo-link:hover .logo-img {
    transform: scale(1.06) rotate(-2deg);
}

nav ul {
    list-style: none;
    display: flex;
    gap: 32px;
    align-items: center;
}

nav ul li a {
    color: var(--branco);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    position: relative;
    padding: 5px 0;
    transition: color 0.3s;
}

nav ul li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 3px;
    bottom: 0;
    left: 0;
    background: var(--laranja);
    transition: width 0.3s;
    border-radius: 2px;
}

nav ul li a:hover,
nav ul li a:focus {
    color: var(--laranja);
}

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

.main-content {
    max-width: 900px;
    background: var(--branco);
    margin: 50px auto 80px;
    padding: 40px 35px;
    border-radius: 12px;
    box-shadow: 0 6px 18px var(--sombra);
    animation: fadeInUp 0.7s;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px);}
    to { opacity: 1; transform: translateY(0);}
}

h1, h2 {
    color: var(--azul);
    margin-bottom: 20px;
    font-weight: 700;
}

p, li {
    font-size: 1.1rem;
    margin-bottom: 15px;
}

ul {
    list-style: inside disc;
    margin-left: 15px;
}

.btn {
    background: var(--laranja);
    color: var(--branco);
    border: none;
    padding: 14px 30px;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 5px 12px rgba(255, 102, 0, 0.4);
    transition: background 0.3s, transform 0.2s;
    margin-top: 15px;
    display: inline-block;
    text-align: center;
}

.btn:hover,
.btn:focus {
    background: var(--azul);
    transform: translateY(-3px);
    outline: none;
}

footer {
    background: var(--azul);
    color: var(--branco);
    text-align: center;
    padding: 20px 15px;
    font-size: 1rem;
    letter-spacing: 1px;
    box-shadow: 0 -3px 8px var(--sombra);
}

@media (max-width: 768px) {
    nav ul {
        gap: 18px;
    }
    .main-content {
        margin: 30px 15px 60px;
        padding: 30px 20px;
    }
    .logo-img {
        height: 44px;
    }
    nav ul li a {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    nav {
        flex-direction: column;
        gap: 15px;
    }
    nav ul {
        flex-direction: column;
        gap: 10px;
        align-items: center;
    }
    .btn {
        width: 100%;
        padding: 14px 0;
    }
}
body {
    font-family: 'Montserrat', 'Segoe UI', Arial, sans-serif;
    background: linear-gradient(135deg, #f9f9f9 0%, #e3f0ff 100%);
}

.hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px 40px 20px;
    background: linear-gradient(120deg, var(--azul) 60%, var(--laranja) 100%);
    color: var(--branco);
    border-radius: 0 0 40px 40px;
    box-shadow: 0 8px 32px var(--sombra);
    animation: fadeInDown 1s;
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-50px);}
    to   { opacity: 1; transform: translateY(0);}
}

.hero h1 {
    font-size: 2.6rem;
    font-weight: 800;
    margin-bottom: 18px;
    letter-spacing: 1px;
}

.hero p {
    font-size: 1.3rem;
    max-width: 600px;
    text-align: center;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 32px;
    margin-top: 40px;
}

.card {
    background: var(--branco);
    border-radius: 18px;
    box-shadow: 0 4px 24px var(--sombra);
    padding: 32px 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.2s, box-shadow 0.2s;
    animation: fadeInUp 0.7s;
}

.card:hover {
    transform: translateY(-8px) scale(1.03);
    box-shadow: 0 8px 32px rgba(0,95,153,0.13);
}

.card-icon {
    font-size: 2.8rem;
    color: var(--laranja);
    margin-bottom: 18px;
}

.card-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--azul);
    margin-bottom: 10px;
}

.card-desc {
    text-align: center;
    font-size: 1.05rem;
    color: #555;
}

@media (max-width: 700px) {
    .hero {
        padding: 40px 10px 24px 10px;
    }
    .card-grid {
        gap: 20px;
    }
}