:root {
    --primary: #0a192f;
    --accent: #d32f2f;
    --bg: #f0f2f5;
    --white: #ffffff;
    --text-main: #1a1a1a;
    --text-sub: #444;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', sans-serif;
}

body {
    background: var(--bg);
    color: var(--text-main);
    line-height: 1.6;
}

/* HEADER */
header {
    background: var(--primary);
    color: var(--white);
    padding: 30px 0;
    text-align: center;
    border-bottom: 5px solid var(--accent);
}

.logo {
    font-size: 40px;
    font-weight: 900;
    letter-spacing: -2px;
}

.logo span {
    color: var(--accent);
}

/* NAVEGAÇÃO */
nav {
    background: var(--white);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    overflow-x: auto;
    flex-wrap: wrap;
}

.nav-btn {
    padding: 18px 20px;
    border: none;
    background: none;
    font-weight: 700;
    cursor: pointer;
    color: #555;
    text-transform: uppercase;
    font-size: 13px;
    white-space: nowrap;
    transition: 0.3s;
}

.nav-btn.active {
    color: var(--accent);
    border-bottom: 3px solid var(--accent);
}

/* CONTAINER */
.container {
    max-width: 1100px;
    margin: 30px auto;
    padding: 0 20px;
    min-height: 75vh;
}

/* CARROSSEL */
.carousel {
    width: 100%;
    height: clamp(200px, 50vw, 400px);
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    margin-bottom: 40px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.carousel-inner {
    display: flex;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    height: 100%;
}

.carousel-item {
    min-width: 100%;
    position: relative;
}

.carousel-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.carousel-caption {
    position: absolute;
    bottom: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.9));
    color: white;
    width: 100%;
    padding: 50px 25px;
}

.carousel-caption h2 {
    font-size: clamp(1rem, 3vw, 2rem);
}

/* GRID */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 30px;
}

.card {
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    cursor: pointer;
    transition: 0.3s;
    display: flex;
    flex-direction: column;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.15);
}

/* ✅ IMAGEM CORRIGIDA (ÚNICA REGRA) */
.card img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    background: #ddd;
}

.card-body {
    padding: 25px;
    flex-grow: 1;
}

.card-body span {
    color: var(--accent);
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
}

.card-body h3 {
    font-size: 20px;
    color: var(--primary);
    margin: 10px 0;
    line-height: 1.3;
}

.card-body p {
    font-size: 14px;
    color: var(--text-sub);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* OUTROS */
.content-section {
    background: white;
    padding: 50px;
    border-radius: 12px;
    display: none;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    animation: fadeIn 0.4s;
}

.article-view {
    display: none;
    background: white;
    padding: 50px;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    animation: fadeIn 0.5s;
}

.form-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
}

input, textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 16px;
    outline: none;
}

input:focus {
    border-color: var(--accent);
}

.btn-enviar {
    background: var(--accent);
    color: white;
    padding: 15px;
    border: none;
    border-radius: 6px;
    width: 100%;
    font-weight: bold;
    cursor: pointer;
    font-size: 16px;
    transition: 0.3s;
}

.btn-enviar:hover {
    background: var(--primary);
}

footer {
    background: var(--primary);
    color: white;
    padding: 60px 20px;
    text-align: center;
    margin-top: 60px;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* RESPONSIVO */
@media (max-width: 768px) {

    .news-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    header {
        padding: 20px 0;
    }

    .logo {
        font-size: 28px;
    }

    .nav-btn {
        padding: 12px 10px;
        font-size: 11px;
    }

    .container {
        padding: 0 8px;
    }

    .carousel-caption {
        padding: 20px;
    }

    .card-body {
        padding: 10px;
    }

    .card-body h3 {
        font-size: 14px;
    }

    .card-body p {
        font-size: 12px;
    }

    .content-section,
    .article-view {
        padding: 25px;
    }
}

@media (max-width: 480px) {

    .news-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .card-body h3 {
        font-size: 13px;
    }

    .card-body p {
        font-size: 11px;
    }
}
.article-view img,
.content-section img {
    max-width: 100% !important;
    height: auto !important;
    display: block;
}