:root {
       --bg: #F0F8FF;
       --paper: #FFFFFF;
       --ink: #2C3E50;
       --ink-light: #5D6D7E;
       --baby-blue: #85C1E9;
       --baby-blue-hover: #5DADE2;
       --accent: #3498DB;
       --border: #EBF5FB;
   }

   body.dark-mode {
       --bg: #0B1622;
       --paper: #15202B;
       --ink: #E1E8ED;
       --ink-light: #8899A6;
       --baby-blue: #1B91DA;
       --baby-blue-hover: #196696;
       --accent: #3498DB;
       --border: #1E2F3F;
   }

   body {
       background: var(--bg);
       color: var(--ink);
       font-family: 'Segoe UI', sans-serif;
       margin: 0;
       transition: 0.3s;
   }

   /* HEADER */
   header {
       background: var(--paper);
       padding: 15px 40px;
       display: flex;
       justify-content: space-between;
       align-items: center;
       box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
       position: sticky;
       top: 0;
       z-index: 1000;
       border-bottom: 2px solid var(--border);
   }

   .logo {
       font-size: 1.6rem;
       font-weight: bold;
       color: var(--accent);
       text-decoration: none;
       font-family: 'Georgia', serif;
       font-style: italic;
       flex-shrink: 0;
   }

   /* SEARCH BAR PROFISSIONAL */
   .search-container {
       position: relative;
       flex-grow: 1;
       max-width: 450px;
       margin: 0 30px;
   }

   .search-form {
       display: flex;
       align-items: center;
       background: var(--bg);
       border: 1px solid var(--baby-blue);
       border-radius: 25px;
       padding: 2px 5px 2px 15px;
       transition: 0.3s;
   }

   .search-form:focus-within {
       border-color: var(--accent);
       box-shadow: 0 0 8px rgba(52, 152, 219, 0.2);
   }

   .search-form input {
       flex-grow: 1;
       border: none;
       background: transparent;
       color: var(--ink);
       padding: 10px 0;
       outline: none;
       font-size: 0.95rem;
   }

   .search-form button {
       background: var(--baby-blue);
       border: none;
       color: white;
       width: 38px;
       height: 38px;
       border-radius: 50%;
       cursor: pointer;
       display: flex;
       align-items: center;
       justify-content: center;
       transition: 0.3s;
       margin-left: 10px;
   }

   .search-form button:hover {
       background: var(--accent);
       transform: scale(1.05);
   }

   /* SUGESTÕES AUTOCOMPLETE */
   #search-results {
       position: absolute;
       top: 55px;
       left: 10px;
       right: 10px;
       background: var(--paper);
       border-radius: 12px;
       box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
       display: none;
       z-index: 1100;
       border: 1px solid var(--border);
       overflow: hidden;
   }

   .search-item {
       padding: 12px 15px;
       border-bottom: 1px solid var(--border);
       cursor: pointer;
       color: var(--ink);
       text-decoration: none;
       display: block;
       font-size: 0.9rem;
   }

   .search-item:hover {
       background: var(--bg);
       color: var(--accent);
   }

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

   .nav-links a {
       color: var(--ink-light);
       text-decoration: none;
       margin-left: 15px;
       font-weight: 600;
       padding: 8px 15px;
       border-radius: 20px;
       transition: 0.2s;
   }

   .nav-links a:hover {
       color: var(--accent);
       background: var(--bg);
   }

   .btn-destaque {
       background: var(--baby-blue);
       color: white !important;
   }

   .btn-dark {
       background: none;
       border: 1px solid var(--baby-blue);
       cursor: pointer;
       padding: 8px;
       border-radius: 50%;
       margin-left: 10px;
       color: var(--ink);
       line-height: 0;
   }

   /* POSTS ESTILO LIVRO */
   .container {
       max-width: 800px;
       margin: 40px auto;
       padding: 0 20px;
   }

   .post {
       background: var(--paper);
       padding: 40px;
       border-radius: 15px;
       margin-bottom: 40px;
       box-shadow: 0 5px 20px rgba(0, 0, 0, 0.03);
       border: 1px solid var(--border);
       transition: 0.3s;
       scroll-margin-top: 100px;
   }

   .post:hover {
       transform: translateY(-5px);
       box-shadow: 0 12px 30px rgba(133, 193, 233, 0.2);
   }

   .post h2 {
       margin: 0 0 15px 0;
       font-family: 'Georgia', serif;
       font-size: 2.2rem;
       color: var(--ink);
       line-height: 1.2;
   }

   .meta {
       font-size: 0.9rem;
       color: var(--ink-light);
       display: flex;
       justify-content: space-between;
       border-bottom: 1px solid var(--border);
       padding-bottom: 15px;
       margin-bottom: 25px;
       align-items: center;
   }

   .conteudo {
       line-height: 1.8;
       font-family: 'Georgia', serif;
       font-size: 1.2rem;
       color: var(--ink);
   }

   /* BARRA DE INTERAÇÃO */
   .interact-bar {
       display: flex;
       flex-wrap: wrap;
       gap: 12px;
       background: var(--bg);
       padding: 15px;
       border-radius: 12px;
       margin-top: 30px;
       align-items: center;
   }

   .btn-act {
       background: var(--paper);
       border: 1px solid var(--border);
       color: var(--ink-light);
       padding: 10px 18px;
       border-radius: 25px;
       cursor: pointer;
       font-weight: bold;
       font-size: 0.9rem;
       text-decoration: none;
       transition: 0.2s;
       display: flex;
       align-items: center;
       gap: 6px;
   }

   .btn-act:hover {
       border-color: var(--baby-blue);
       color: var(--accent);
       transform: translateY(-2px);
       box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
   }

   .btn-read {
       background: var(--baby-blue);
       color: white;
       margin-left: auto;
       border: none;
   }

   .btn-read:hover {
       background: var(--baby-blue-hover);
       color: white;
   }

   /* COMENTÁRIOS GAVETA */
   .comments-box {
       display: none;
       margin-top: 25px;
       padding-top: 20px;
       border-top: 1px dashed var(--baby-blue);
   }

   .comment {
       background: var(--bg);
       padding: 18px;
       border-radius: 0 18px 18px 18px;
       margin-bottom: 15px;
       border: 1px solid var(--border);
       position: relative;
       transition: 0.3s;
   }

   .comment:hover {
       background: var(--paper);
   }

   .comment strong {
       color: var(--accent);
       font-family: 'Georgia', serif;
   }

   .comment-text {
       margin-top: 8px;
       color: var(--ink);
       font-size: 1rem;
       line-height: 1.5;
   }

   .comment-actions {
       position: absolute;
       top: 15px;
       right: 18px;
       display: flex;
       gap: 10px;
   }

   .btn-mini {
       background: none;
       border: none;
       color: #999;
       font-size: 0.8rem;
       cursor: pointer;
       font-weight: bold;
       padding: 0;
   }

   .btn-mini:hover {
       color: var(--accent);
   }

   textarea {
       width: 100%;
       padding: 15px;
       border-radius: 12px;
       border: 1px solid var(--baby-blue);
       background: var(--paper);
       color: var(--ink);
       margin: 15px 0;
       resize: vertical;
       box-sizing: border-box;
       font-family: inherit;
       font-size: 1rem;
       outline: none;
   }

   textarea:focus {
       border-color: var(--accent);
       box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
   }

   .btn-send {
       background: var(--baby-blue);
       color: white;
       border: none;
       padding: 12px 25px;
       border-radius: 25px;
       cursor: pointer;
       font-weight: bold;
       transition: 0.3s;
   }

   .btn-send:hover {
       background: var(--accent);
       transform: translateY(-2px);
   }