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

        body {
          font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
          line-height: 1.6;
          color: #333;
          background-color: #dbdbdb;
        }

        /* Lado esquerdo: menu + título */
        .nav-left {
          display: flex;
          align-items: center;
          gap: 15px;
        }

        .blue {
          color: #17b8fe;
        }

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

        /* Header */
        .navbar {
          background-color: #1d1472;
          color: white;
          padding: 1rem 0;
          box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
        }

        .nav-gradient-bar {
          height: 6px;
          /* altura da barra */
          width: 100%;
          background: linear-gradient(to right, #dbdbdb, #17b8fe, #dbdbdb);
          transition: all 0.3s ease-in-out;
        }

        .nav-container {
          margin: 0 auto;
          padding: 0 20px;
          display: flex;
          align-items: center;
          justify-content: space-around;
        }

        .logo {
          font-size: 1.5rem;
          font-weight: bold;
          color: #3498db;
        }

        .nav-links {
          display: flex;
          gap: 20px;
        }

        .nav-links a {
          color: white;
          text-decoration: none;
          padding: 0.5rem 1rem;
          border-radius: 4px;
          transition: background-color 0.3s;
        }

        .nav-links a:hover {
          background-color: #34495e;
        }

        /* Main Content */
        .main {
          padding: 2rem 0;
        }

        .article {
          background: #ffffff;
          padding: 2rem;
          border-radius: 10px;
          box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
          max-width: 800px;
          margin: 0 auto;
        }

        /* Article Header */
        .article-header {
          margin-bottom: 2rem;
        }

        .article-title {
          font-size: 2.5rem;
          line-height: 1.2;
          margin-bottom: 1rem;
          color: #2c3e50;
        }

        .article-subtitle {
          font-size: 1.1rem;
          color: #7f8c8d;
          margin-bottom: 2rem;
          line-height: 1.4;
        }

        .article-meta {
          padding: 1rem 0;
          border-top: 1px solid #eee;
          border-bottom: 1px solid #eee;
        }

        .article-date {
          color: #7f8c8d;
          font-size: 0.9rem;
        }

        /* Article Images */
        .article-image {
          margin: 2rem 0;
        }


        /* object-fit serve parzar a imagem de formas diferentes, cover aumenta perdendo partes da imagem mas preenche todo o espaço, contain adapta a imagem a div diminuindo sua escala*/
        .featured-image {
          width: 100%;
          height: 400px;
          object-fit: cover;
          border-radius: 10px;
          box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }

        /* Article Content */
        .article-content {
          line-height: 1.8;
          font-size: 0.8rem;
          word-wrap: break-word;
          /* quebra palavras longas */
          overflow-wrap: break-word;
          /* compatibilidade moderna */
          white-space: normal;
        }

        .article-content .lead {
          font-size: 1.3rem;
          font-weight: 500;
          color: #2c3e50;
          margin-bottom: 1.5rem;
        }

        .article-content p {
          margin-bottom: 1.5rem;
          text-align: justify;
        }

        /* Footer Section */
        .footer-section {
          margin-top: 3rem;
          padding: 2rem;
          background: #2c3e50;
          color: white;
          border-radius: 10px;
        }

        .footer-section h4 {
          margin-bottom: 1rem;
          color: #3498db;
        }

        .footer-section p {
          margin-bottom: 0.5rem;
        }

        .footer-bottom {
          text-align: center;
          padding: 1rem 0;
          margin-top: 1rem;
          border-top: 1px solid #34495e;
          color: #95a5a6;
        }

        /* Responsive Design */
        @media (max-width: 768px) {
          .nav-container {
            flex-direction: row;
            gap: 1rem;
            text-align: center;
          }

          .nav-links {
            justify-content: center;
            flex-wrap: wrap;
          }

          .article {
            padding: 1.5rem;
            margin: 0 1rem;
          }

          .article-title {
            font-size: 2rem;
          }

          .article-subtitle {
            font-size: 1.1rem;
          }

          .featured-image {
            height: 250px;
          }

          .footer-section {
            padding: 1.5rem;
          }
        }

        @media (max-width: 480px) {
          .container {
            padding: 0 15px;
          }

          .nav-container {
            padding: 0 15px;
          }

          .logo {
            font-size: 1.3rem;
          }

          .nav-links {
            gap: 10px;
          }

          .nav-links a {
            padding: 0.4rem 0.8rem;
            font-size: 0.9rem;
          }

          .article {
            padding: 1rem;
            margin: 0 0.5rem;
          }

          .article-title {
            font-size: 1.8rem;
          }

          .article-content {
            font-size: 1rem;
          }

          .article-content .lead {
            font-size: 1.1rem;
          }

          .featured-image {
            height: 200px;
          }

          .footer-section {
            padding: 1rem;
          }
        }

        @media (max-width: 320px) {
          .article-title {
            font-size: 1.5rem;
          }

          .article-subtitle {
            font-size: 1rem;
          }

          .featured-image {
            height: 180px;
          }
        }

        /* Botão ☰ */
        .menu-toggle {
          background: none;
          border: none;
          font-size: 1.8rem;
          color: white;
          cursor: pointer;
          margin-right: 10px;
        }

        /* Sidebar (mobile) */
        .sidebar {
          position: fixed;
          top: 0;
          left: -250px;
          width: 250px;
          height: 100%;
          background-color: #1d1472;
          color: white;
          padding: 60px 20px 20px;
          box-shadow: 2px 0 5px rgba(0, 0, 0, 0.3);
          transition: left 0.3s ease-in-out;
          z-index: 999;
          display: flex;
          flex-direction: column;
          gap: 15px;
        }

        .sidebar a {
          color: white;
          text-decoration: none;
          padding: 10px 0;
          border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .sidebar a:hover {
          background-color: #4231db;
          border-radius: 4px;
          padding-left: 10px;
        }

        /* Overlay */
        .overlay {
          position: fixed;
          top: 0;
          left: 0;
          width: 100%;
          height: 100%;
          background-color: rgba(0, 0, 0, 0.4);
          opacity: 0;
          visibility: hidden;
          z-index: 998;
          transition: opacity 0.3s ease;
        }

        /* Ativo */
        .sidebar.active {
          left: 0;
        }

        .overlay.active {
          opacity: 1;
          visibility: visible;
        }

        /* Links do desktop */
        .nav-links-desktop {
          display: none;
          justify-content: center;
        }

        .nav-links-desktop a {
          color: white;
          text-decoration: none;
          margin-left: 20px;
          padding: 0.5rem 1rem;
          transition: background 0.3s;
        }

        .nav-links-desktop a:hover {
          background-color: #4231db;
          border-radius: 5px;
        }

        /* Responsivo */
        @media (min-width: 768px) {
          .menu-toggle {
            display: none;
          }

          .sidebar,
          .overlay {
            display: none;
          }

          .nav-links-desktop {
            display: flex;
            align-items: center;
          }

          .nav-header {
            gap: 15px;
          }

          .nav-container {
            justify-content: space-between;
          }
        }

        /* --- BOTÃO MENU COM ANIMAÇÃO --- */
        .menu-toggle {
          width: 30px;
          height: 25px;
          display: flex;
          flex-direction: column;
          justify-content: space-between;
          border: none;
          background: none;
          cursor: pointer;
          margin-right: 10px;
          z-index: 1001;
        }

        .menu-toggle .bar {
          height: 3px;
          width: 100%;
          background-color: white;
          border-radius: 2px;
          transition: 0.3s;
        }

        .menu-toggle.active .bar:nth-child(1) {
          transform: rotate(45deg) translate(5px, 5px);
        }

        .menu-toggle.active .bar:nth-child(2) {
          opacity: 0;
        }

        .menu-toggle.active .bar:nth-child(3) {
          transform: rotate(-45deg) translate(6px, -6px);
        }

        /* Lupa */
        .search-toggle {
          font-size: 1.5rem;
          color: white;
          background: none;
          border: none;
          cursor: pointer;
        }
        .nav-left {
          display: flex;
          align-items: center;
          z-index: 2;
        }

        .search-toggle {
          z-index: 2;
        }

        /* Campo de pesquisa */
        .search-box {
          position: absolute;
          top: 70px;
          right: 20px;
          background: white;
          padding: 10px 15px;
          border-radius: 8px;
          box-shadow: 0 0 15px rgba(0, 0, 0, 0.2);
          display: none;
          z-index: 999;
        }

        .search-box input {
          width: 200px;
          padding: 8px;
          border: 1px solid #ccc;
          border-radius: 6px;
          outline: none;
        }

        .search-box.active {
          display: block;
        }

        /* Responsividade */
        @media (min-width: 768px) {
          .menu-toggle {
            display: none;
          }

          .search-toggle {
            margin-left: auto;
          }
        }