:root {
      --bg: #f4f6fb;
      --text: #222;
      --card: #fff;
      --accent: #4f5bff;
      --border: #dcdfff;
      --footer-bg: #222;
      --footer-text: #aaa;
    }
    
    @media (prefers-color-scheme: dark) {
      :root {
        --bg: #0f1115;
        --text: #eaeaea;
        --card: #232730;
        --border: #3a3f8f;
        --footer-bg: #000;
        --footer-text: rgba(255, 255, 255, 0.7);
      }
    }
    
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      font-family: Arial, sans-serif
    }
    
    body {
      background: var(--bg);
      color: var(--text);
      min-height: 100vh;
      display: flex;
      flex-direction: column;
      padding-top: 80px;
    }
    
    /* ===== NAVBAR ===== */
    .navbar {
      position: fixed;
      top: 0;
      width: 100%;
      z-index: 1000;
      background: rgba(0, 0, 0, 0.65);
      backdrop-filter: blur(10px);
    }
    
    .nav-container {
      max-width: 1100px;
      margin: auto;
      padding: 14px 18px;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    
    .logo {
      color: #fff;
      font-size: 18px;
      font-weight: bold;
      text-decoration: none;
    }
    
    .menu-btn {
      width: 28px;
      height: 22px;
      position: relative;
      cursor: pointer;
    }
    
    .menu-btn span {
      position: absolute;
      height: 3px;
      width: 100%;
      background: #fff;
      transition: .3s;
    }
    
    .menu-btn span:nth-child(1) {
      top: 0
    }
    
    .menu-btn span:nth-child(2) {
      top: 9px
    }
    
    .menu-btn span:nth-child(3) {
      top: 18px
    }
    
    .menu-btn.active span:nth-child(1) {
      transform: rotate(45deg);
      top: 9px
    }
    
    .menu-btn.active span:nth-child(2) {
      opacity: 0
    }
    
    .menu-btn.active span:nth-child(3) {
      transform: rotate(-45deg);
      top: 9px
    }
    
    .nav-menu {
      display: none;
      flex-direction: column;
      background: rgba(0, 0, 0, 0.95);
    }
    
    .nav-menu a {
      color: #fff;
      padding: 14px 20px;
      text-decoration: none;
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .nav-menu a:hover {
      background: rgba(255, 255, 255, 0.1)
    }
    
    @media(min-width:768px) {
      .menu-btn {
        display: none
      }
      
      .nav-menu {
        display: flex !important;
        flex-direction: row;
        justify-content: center;
        background: none;
        padding-bottom: 10px;
      }
      
      .nav-menu a {
        border: none;
        padding: 0 14px
      }
    }
    
    /* ===== CONTENT ===== */
    .container {
      max-width: 900px;
      margin: 30px auto;
      background: var(--card);
      padding: 30px;
      border-radius: 14px;
      flex: 1;
    }
    
    h1 {
      text-align: center;
      margin-bottom: 8px
    }
    
    .sub {
      text-align: center;
      font-size: 15px;
      opacity: .85;
      margin-bottom: 30px
    }
    
    /* BLOG LIST */
    .blog-list {
      display: flex;
      flex-direction: column;
      gap: 22px
    }
    
    .blog-item {
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 22px;
    }
    
    .blog-item h2 {
      font-size: 20px;
      margin-bottom: 8px
    }
    
    .blog-item h2 a {
      color: var(--accent);
      text-decoration: none
    }
    
    .blog-item p {
      font-size: 15px;
      line-height: 1.6;
      margin-bottom: 12px
    }
    
    .read-more {
      color: var(--accent);
      font-weight: bold;
      text-decoration: none
    }
    
    .read-more:hover {
      text-decoration: underline
    }
    
    /* FOOTER */
    footer {
      background: var(--footer-bg);
      color: var(--footer-text);
      text-align: center;
      padding: 16px 10px;
      font-size: 14px;
    }
    
    footer a {
      color: var(--footer-text);
      text-decoration: none;
      margin: 0 6px
    }
    
    footer a:hover {
      text-decoration: underline
    }