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

    body {
      font-family: sans-serif;
      background-color: #fff;
      color: #1f2937;
      line-height: 1.6;
    }

    /* Header */
    .site-header {
      background: #fff;
      border-bottom: 1px solid #ebebeb;
    }

    .site-header .container {
      max-width: 1000px;
      margin: 0 auto;
      padding: 0 16px;
      height: 60px;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    /* Logo */
    .logo a {
      font-family: "Playfair Display", sans-serif;
      font-size: 24px;
      font-weight: bold;
      color: #000;
      text-decoration: none;
    }

    /* Busca */
    .search-wrapper {
      position: relative;
      flex: 1;
      max-width: 350px;
      margin: 0 24px;
    }

    .search-wrapper .icon-search {
      position: absolute;
      top: 50%;
      left: 12px;
      width: 16px;
      height: 16px;
      transform: translateY(-50%);
      color: #888;
    }

    .search-wrapper input {
      width: 100%;
      padding: 8px 12px 8px 36px;
      border: 1px solid #e6e6e6;
      border-radius: 999px;
      font-size: 0.95rem;
      outline: none;
      transition: box-shadow 0.2s ease;
    }

    .search-wrapper input:focus {
      box-shadow: 0 0 0 2px rgba(0, 0, 0, 0.1);
    }

    /* Ações do usuário */
    .user-actions {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    /* Botões de ação (Escrever, Notificação) */
    .btn-action {
      display: flex;
      align-items: center;
      background: none;
      border: none;
      color: #444;
      text-decoration: none;
      font-size: 0.95rem;
      cursor: pointer;
      transition: color 0.2s ease;
    }

    .btn-action:hover {
      color: #000;
    }

    .btn-action .icon {
      width: 20px;
      height: 20px;
      margin-right: 6px;
      fill: currentColor;
      stroke: currentColor;
    }

    .search-wrapper-sm {
      display: none;
    }

    @media (max-width: 425px) {
      .logo a {
        font-size: 18px;
      }

      #write-post,
      .search-wrapper {
        display: none;
      }

      .search-wrapper-sm {
        display: block;
      }

      .search-wrapper-sm {
        position: relative;
        flex: 1;
        max-width: 300px;
        margin: 0 24px;
      }

      .search-wrapper-sm .icon-search {
        position: absolute;
        top: 30%;
        left: 12px;
        width: 20px;
        height: 26px;
        transform: translateY(-50%);
        color: #888;
      }
    }

    /* Avatar */
    .avatar img {
      width: 32px;
      height: 32px;
      border-radius: 50%;
      object-fit: cover;
      border: 1px solid #e6e6e6;
      cursor: pointer;
    }

    /* Main */
    .main-container {
      max-width: 1280px;
      margin: 0 auto;
      padding: 2rem 1rem;
      display: flex;
      flex-direction: column;
      gap: 2rem;
      border-top: none;
    }

    @media (min-width: 768px) {
      .main-container {
        flex-direction: row;
        gap: 2rem;
      }

      .posts {
        border-right: 1px solid #e5e7eb;
        padding-right: 2rem;
      }
    }

    .post {
      display: flex;
      flex-direction: column;
      border-bottom: 1px solid #e5e7eb;
      padding-bottom: 1.5rem;
      gap: 1rem;
    }

    @media (min-width: 768px) {
      .post {
        flex-direction: row;
        justify-content: space-between;
      }
    }

    .post-content {
      flex: 1;
    }

    .post-category {
      font-size: 0.875rem;
      color: #6b7280;
    }

    .post-title {
      font-size: 1.25rem;
      font-weight: bold;
      margin-top: 0.25rem;
      margin-bottom: 0.5rem;
    }

    .post-text {
      color: #4b5563;
    }

    .post-meta {
      display: flex;
      align-items: center;
      gap: 1rem;
      font-size: 0.875rem;
      color: #6b7280;
      margin-top: 0.5rem;
    }

    .post-image {
      width: 192px;
      height: 108px;
      flex-shrink: 0;
      overflow: hidden;
      border-radius: 0.5rem;
      background-color: #e5e7eb;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .post-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }

    .sidebar {
      width: 100%;
      max-width: 288px;
      display: flex;
      flex-direction: column;
      gap: 2rem;
    }

    .section-title,
    .sidebar-title {
      font-size: 1.125rem;
      font-weight: 600;
      margin-bottom: 0.5rem;
    }

    .sidebar-list {
      list-style: none;
      font-size: 0.875rem;
      color: #374151;
    }

    .sidebar-item {
      font-weight: 500;
    }

    .sidebar-date {
      color: #6b7280;
      font-size: 0.75rem;
    }

    .tags {
      display: flex;
      flex-wrap: wrap;
      gap: 0.5rem;
    }

    .tag {
      background-color: #f3f4f6;
      padding: 0.25rem 0.75rem;
      border-radius: 9999px;
      font-size: 0.875rem;
    }

    .footer {
      margin-top: 2rem;
      font-size: 0.75rem;
      text-align: center;
      color: #6b7280;
    }

    @media (min-width: 768px) {
      .footer {
        text-align: left;
      }
    }

    .footer-links a {
      color: #6b7280;
      text-decoration: none;
    }

    .footer-links a:hover {
      color: #2563eb;
      text-decoration: underline;
    }

    .footer-copy {
      margin-top: 1rem;
      color: #9ca3af;
    }