:root {
    --primary-blue: #1e3a8a;
    --secondary-blue: #3b82f6;
    --light-blue: #eff6ff;
    --accent-blue: #1d4ed8;
    --white: #ffffff;
    --gray-light: #f8fafc;
    --gray-medium: #e2e8f0;
    --gray-dark: #64748b;
    --text-dark: #1e293b;
    --shadow: 0 4px 12px rgba(30, 58, 138, 0.08);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 180px;
}

body {
    background-color: var(--white);
    color: var(--text-dark);
    line-height: 1.6;
    padding-top: 180px;
    opacity: 1;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==================== HEADER ==================== */

.main-header {
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
    color: var(--white);
    padding: 1rem 0;
    box-shadow: var(--shadow);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
}

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

/* Link da logo/home */
.home-link {
    text-decoration: none;
    color: inherit;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition);
}

.home-link:hover {
    opacity: 0.9;
}

.logo i {
    font-size: 1.8rem;
}

.logo-text h1 {
    font-size: 1.5rem;
    font-weight: 700;
}

.logo-text p {
    font-size: 0.85rem;
    opacity: 0.9;
}

/* Container direito do header */
.header-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.search-box {
    display: flex;
    align-items: center;
    background: var(--white);
    border-radius: 50px;
    overflow: hidden;
    padding: 5px 15px;
    width: 300px;
}

.search-box input {
    border: none;
    outline: none;
    padding: 10px;
    width: 100%;
    font-size: 0.95rem;
}

.search-box button {
    background: transparent;
    border: none;
    color: var(--primary-blue);
    cursor: pointer;
    font-size: 1.1rem;
}

/* Container dos botões do header */
.header-buttons {
    display: flex;
    gap: 12px;
}

/* Botões do header */
.header-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
    white-space: nowrap;
    border: 2px solid transparent;
}

.header-btn i {
    font-size: 1rem;
}

/* Botão Cadastra-se */
.cadastro-btn {
    background-color: var(--white);
    color: var(--primary-blue);
}

.cadastro-btn:hover {
    background-color: rgba(255, 255, 255, 0.9);
    transform: translateY(-2px);
}

/* Botão Ser Articulista */
.articulista-btn {
    background-color: var(--accent-blue);
    color: var(--white);
}

.articulista-btn:hover {
    background-color: var(--secondary-blue);
    transform: translateY(-2px);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 5px;
}

/* ==================== NAVEGAÇÃO DE CATEGORIAS ==================== */

.categories-nav {
    background-color: var(--white);
    border-bottom: 1px solid var(--gray-medium);
    padding: 1rem 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    z-index: 999;
}

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

.categories-wrapper {
    flex: 1;
    position: relative;
}

/* GRID DE CATEGORIAS - 2 LINHAS FIXAS */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    grid-template-rows: repeat(2, auto);
    gap: 8px;
    width: 100%;
    min-height: 70px;
}

.category-btn {
    padding: 8px 12px;
    background-color: var(--light-blue);
    color: var(--primary-blue);
    border: none;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.8rem;
    text-align: center;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.category-btn:hover, .category-btn.active {
    background-color: var(--secondary-blue);
    color: var(--white);
    transform: translateY(-2px);
}

/* Ajustes específicos para categorias longas */
.category-btn[data-category="previdenciario"],
.category-btn[data-category="societario"],
.category-btn[data-category="empresarial"],
.category-btn[data-category="trabalhista"] {
    font-size: 0.75rem;
    padding: 8px 6px;
}

.category-btn[data-category="administracao"],
.category-btn[data-category="ambiental"],
.category-btn[data-category="financeiro"],
.category-btn[data-category="tecnologia"],
.category-btn[data-category="marketing"] {
    font-size: 0.78rem;
}

.nav-controls {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-left: 15px;
}

.date-filter {
    display: flex;
    align-items: center;
    gap: 10px;
}

.date-filter span {
    font-size: 0.9rem;
    color: var(--gray-dark);
    font-weight: 500;
}

.date-filter select {
    padding: 6px 12px;
    border-radius: 50px;
    border: 1px solid var(--gray-medium);
    color: var(--primary-blue);
    font-weight: 600;
    background-color: var(--white);
    cursor: pointer;
    font-size: 0.85rem;
    outline: none;
    transition: var(--transition);
}

.date-filter select:hover {
    border-color: var(--secondary-blue);
}

/* ==================== MENU MOBILE ==================== */

.mobile-categories-menu {
    position: fixed;
    top: 0;
    left: -100%;
    width: 280px;
    height: 100%;
    background-color: var(--white);
    z-index: 2000;
    box-shadow: 5px 0 15px rgba(0,0,0,0.1);
    transition: var(--transition);
    display: none;
}

.mobile-categories-menu.active {
    left: 0;
}

.mobile-categories-header {
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
    color: var(--white);
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.mobile-categories-header h3 {
    font-size: 1.3rem;
}

.close-mobile-menu {
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 5px;
}

.mobile-categories-list {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: calc(100vh - 200px);
    overflow-y: auto;
    padding-bottom: 150px;
}

.mobile-category-btn {
    padding: 12px 16px;
    background-color: var(--light-blue);
    color: var(--primary-blue);
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-align: left;
    font-size: 0.9rem;
}

.mobile-category-btn:hover, .mobile-category-btn.active {
    background-color: var(--secondary-blue);
    color: var(--white);
}

/* Botões no menu mobile */
.mobile-menu-buttons {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 15px;
    background-color: var(--light-blue);
    display: flex;
    flex-direction: column;
    gap: 10px;
    border-top: 1px solid var(--gray-medium);
}

.mobile-menu-btn-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 15px;
    background-color: var(--white);
    color: var(--primary-blue);
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: var(--transition);
    text-align: left;
}

.mobile-menu-btn-item:hover {
    background-color: var(--secondary-blue);
    color: var(--white);
}

/* Overlay para menu mobile */
.mobile-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1999;
    display: none;
}

.mobile-overlay.active {
    display: block;
}

/* ==================== CONTEÚDO PRINCIPAL ==================== */

.main-content {
    padding: 2rem 0;
    background-color: var(--gray-light);
    min-height: calc(100vh - 300px);
}

.category-section {
    background-color: var(--white);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
    opacity: 1;
    transform: translateY(0);
}

.category-section:hover {
    box-shadow: 0 8px 20px rgba(30, 58, 138, 0.12);
}

.category-section.highlight {
    border-left: 5px solid var(--secondary-blue);
}

.category-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--light-blue);
}

.category-title {
    color: var(--primary-blue);
    font-size: 1.6rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.category-title i {
    background-color: var(--light-blue);
    padding: 10px;
    border-radius: 10px;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.category-link {
    color: var(--secondary-blue);
    font-weight: 600;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: var(--transition);
    padding: 8px 16px;
    border-radius: 50px;
    background-color: var(--light-blue);
}

.category-link:hover {
    color: var(--white);
    background-color: var(--secondary-blue);
    gap: 10px;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.news-card {
    border: 1px solid var(--gray-medium);
    border-radius: 10px;
    overflow: hidden;
    transition: var(--transition);
    background-color: var(--white);
    opacity: 1;
    transform: translateY(0);
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(30, 58, 138, 0.15);
    border-color: var(--secondary-blue);
}

.news-image {
    height: 180px;
    background: linear-gradient(135deg, var(--light-blue), var(--secondary-blue));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 3rem;
}

.news-content {
    padding: 1.5rem;
}

.news-date {
    color: var(--gray-dark);
    font-size: 0.9rem;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.news-title {
    color: var(--primary-blue);
    font-size: 1.2rem;
    margin-bottom: 10px;
    font-weight: 700;
    line-height: 1.4;
    height: 3.4em;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.news-excerpt {
    color: var(--text-dark);
    font-size: 0.95rem;
    margin-bottom: 1rem;
    line-height: 1.5;
    height: 4.5em;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}

.read-more {
    color: var(--secondary-blue);
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: var(--transition);
    padding: 8px 0;
}

.read-more:hover {
    color: var(--accent-blue);
    gap: 10px;
}

.more-news-btn {
    display: block;
    width: 200px;
    margin: 2rem auto 0;
    padding: 12px 20px;
    background-color: var(--light-blue);
    color: var(--primary-blue);
    border: 2px solid var(--secondary-blue);
    border-radius: 50px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

.more-news-btn:hover {
    background-color: var(--secondary-blue);
    color: var(--white);
    transform: translateY(-2px);
}

.more-news-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.more-news-btn:disabled:hover {
    transform: none;
    background-color: var(--light-blue);
    color: var(--primary-blue);
}

/* ==================== MODAL ==================== */

.blog-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 3000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
}

.modal-content {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    max-width: 500px;
    width: 90%;
    z-index: 3001;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--light-blue);
}

.modal-header h3 {
    color: var(--primary-blue);
    display: flex;
    align-items: center;
    gap: 10px;
}

.close-modal {
    background: none;
    border: none;
    color: var(--gray-dark);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 5px;
    transition: var(--transition);
}

.close-modal:hover {
    color: var(--primary-blue);
}

.cadastro-modal form,
.articulista-modal form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.cadastro-modal input,
.articulista-modal input,
.articulista-modal textarea {
    padding: 12px 15px;
    border: 1px solid var(--gray-medium);
    border-radius: 8px;
    font-size: 0.95rem;
    font-family: inherit;
    transition: var(--transition);
}

.cadastro-modal input:focus,
.articulista-modal input:focus,
.articulista-modal textarea:focus {
    outline: none;
    border-color: var(--secondary-blue);
}

.cadastro-modal button,
.articulista-modal button {
    background: var(--secondary-blue);
    color: white;
    border: none;
    padding: 12px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1rem;
}

.cadastro-modal button:hover,
.articulista-modal button:hover {
    background: var(--accent-blue);
}

/* ==================== FOOTER ==================== */

footer {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    font-size: 1.3rem;
    margin-bottom: 1.2rem;
    position: relative;
    padding-bottom: 10px;
}

.footer-section h3:after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 3px;
    background-color: var(--secondary-blue);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--gray-medium);
    text-decoration: none;
    transition: var(--transition);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--white);
    transform: translateX(5px);
}

.copyright {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
    color: var(--gray-medium);
}

/* ==================== ANIMAÇÕES ==================== */

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

@keyframes slideIn {
    from { transform: translateX(20px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes fadeOut {
    from { opacity: 1; transform: translateX(0); }
    to { opacity: 0; transform: translateX(20px); }
}

/* Feedback de ordenação */
.sort-feedback {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--secondary-blue);
    color: white;
    padding: 12px 20px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    z-index: 1001;
    max-width: 300px;
    word-wrap: break-word;
}

/* ==================== RESPONSIVIDADE ==================== */

@media (max-width: 1200px) {
    .categories-grid {
        grid-template-columns: repeat(7, 1fr);
    }
    
    .category-btn {
        font-size: 0.75rem;
        padding: 6px 8px;
    }
    
    .header-right {
        gap: 15px;
    }
    
    .header-buttons {
        gap: 10px;
    }
    
    .header-btn {
        padding: 8px 15px;
        font-size: 0.85rem;
    }
    
    .search-box {
        width: 250px;
    }
}

@media (max-width: 992px) {
    body {
        padding-top: 170px;
    }
    
    .categories-nav {
        top: 66px;
        padding: 0.8rem 0;
    }
    
    html {
        scroll-padding-top: 170px;
    }
    
    .categories-grid {
        grid-template-columns: repeat(6, 1fr);
    }
    
    .header-right {
        flex-wrap: wrap;
        justify-content: flex-end;
    }
    
    .header-buttons {
        order: 2;
        width: 100%;
        justify-content: flex-end;
        margin-top: 10px;
    }
    
    .search-box {
        order: 1;
        width: auto;
        flex-grow: 1;
        max-width: 300px;
    }
    
    .nav-controls {
        display: none;
    }
}

@media (max-width: 768px) {
    body {
        padding-top: 160px;
    }
    
    .categories-nav {
        top: 62px;
        padding: 0.6rem 0;
        min-height: 70px;
    }
    
    html {
        scroll-padding-top: 160px;
    }
    
    .categories-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 6px;
    }
    
    .category-btn {
        font-size: 0.7rem;
        padding: 4px 6px;
        height: 32px;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .mobile-categories-menu {
        display: block;
    }
    
    .header-content {
        flex-direction: column;
        gap: 15px;
    }
    
    .header-right {
        width: 100%;
        justify-content: space-between;
    }
    
    .header-buttons {
        display: none;
    }
    
    .search-box {
        flex-grow: 1;
        max-width: calc(100% - 50px);
    }
    
    .logo-text h1 {
        font-size: 1.3rem;
    }
    
    .logo-text p {
        font-size: 0.8rem;
    }
    
    .category-title {
        font-size: 1.4rem;
    }
    
    .news-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
    
    .category-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .category-link {
        align-self: flex-start;
    }
}

@media (max-width: 576px) {
    body {
        padding-top: 150px;
    }
    
    .categories-nav {
        top: 58px;
        min-height: 65px;
    }
    
    html {
        scroll-padding-top: 150px;
    }
    
    .categories-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .category-btn {
        font-size: 0.65rem;
        padding: 3px 5px;
        height: 30px;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .category-section {
        padding: 1.5rem;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .logo {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
    }
    
    .logo i {
        font-size: 1.5rem;
    }
    
    .mobile-menu-btn-item {
        font-size: 0.85rem;
        padding: 10px 12px;
    }
}

@media (max-width: 400px) {
    body {
        padding-top: 140px;
    }
    
    .categories-nav {
        top: 54px;
        min-height: 60px;
    }
    
    html {
        scroll-padding-top: 140px;
    }
    
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .category-btn {
        font-size: 0.6rem;
        padding: 2px 4px;
        height: 28px;
    }
    
    .category-title {
        font-size: 1.2rem;
    }
    
    .category-title i {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .news-image {
        height: 150px;
    }
    
    .modal-content {
        padding: 1.5rem;
    }
}