:root {
    --bg-body: #F4F6F8;
    --bg-header: #FFFFFF;
    --text-primary: #1C1E21;
    --text-secondary: #4E5D6C;
    --btn-primary: #C8943B;
    --btn-hover: #C8943B;
    --link-color: #4A4A4A;
    --border-color: #D0D7DE;
    --highlight: #7E57C2;
    --shadow-sm: 0 2px 8px rgba(28, 30, 33, 0.1);
    --shadow-hover: 0 4px 12px rgba(28, 30, 33, 0.15);
}

[data-theme="dark"] {
    --bg-body: #0D1117;
    --bg-header: #161B22;
    --text-primary: #E6EDF3;
    --text-secondary: #8B949E;
    --border-color: #30363D;
    --highlight: #9B6BFF;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 4px 12px rgba(0, 0, 0, 0.4);
}

body {
    margin: 0;
    padding: 0;
    background: var(--bg-body);
    color: var(--text-primary);
    font-family: 'Inter', "Avenir Next", "Avenir", sans-serif;
    transition: all 0.3s ease;
  }
  
  main {
    width: calc(100% - 240px);
    max-width: 680px;
    margin: 100px auto;
  }
  
  p {
    font-size: 18px;
    line-height: 28px;
  }
  
  * {
    scroll-behavior: smooth;
  }
  
  header {
    background-color: var(--bg-header);
    color: var(--text-primary);
    padding: 20px;
    text-align: center;
    position: relative;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
  }
  
  header .logo {
    font-size: 24px;
    font-weight: bold;
  }
  
  .container {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  #checkbox-menu {
    position: absolute;
    opacity: 0;
  }
  
  label {
    cursor: pointer;
    position: relative;
    display: block;
    height: 22px;
    width: 30px;
  }
  
  label span {
    position: absolute;
    display: block;
    height: 5px;
    width: 100%;
    border-radius: 8px;
    background: var(--highlight);
    transition: all 0.3s ease;
  }
  
  label span:nth-child(1) {
    top: 0;
  }
  
  label span:nth-child(2) {
    top: 8px;
  }
  
  label span:nth-child(3) {
    top: 16px;
  }
  
  #checkbox-menu:checked + label span:nth-child(1) {
    transform: rotate(-45deg);
    top: 8px;
  }
  
  #checkbox-menu:checked + label span:nth-child(2) {
    opacity: 0;
  }
  
  #checkbox-menu:checked + label span:nth-child(3) {
    transform: rotate(45deg);
    top: 8px;
  }
  
  .nav {
    display: none;
  }
  
  #checkbox-menu:checked + label + .nav {
    display: block;
  }
  
  .nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }
  
  .nav-list li {
    margin-bottom: 10px;
  }
  
  .nav-list a {
    color: #cdcdcd;
    text-decoration: none;
  }
  
  .nav-list a:hover {
    color: tomato;
  }
  
  section {
    padding: 20px;
  }
  
  h2 {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 10px;
  }
  
  .curso, .servico {
    background-color: #f7f7f7;
    padding: 20px;
    margin-bottom: 20px;
    border: 1px solid #ddd;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  }
  
  .curso h3, .servico h3 {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 10px;
  }
  
  footer {
    background-color: #232323;
    color: #cdcdcd;
    padding: 10px;
    text-align: center;
    clear: both;
  }