:root {
      --primary: #2c6c4f; 
      --secondary: #8a5a2b; 
      --accent: #f4c842; 
      --dark: #1a2e26;
      --light: #f9f7f1;
      --white: #ffffff;
      --gray: #e0dcd0;
      --text: #2e2e2e;
      --shadow: 0 4px 12px rgba(0,0,0,0.08);
      --radius: 12px;
    }
    * { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body {
      font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
      background: var(--light);
      color: var(--text);
      line-height: 1.75;
    }
    a { color: inherit; text-decoration: none; }
    ul, ol { padding-left: 1.8rem; margin-bottom: 1.2rem; }
    img { max-width: 100%; height: auto; border-radius: var(--radius); }
    .container { max-width: 1280px; margin: 0 auto; padding: 0 1.25rem; }
    .site-header {
      background: linear-gradient(135deg, var(--dark) 0%, var(--primary) 100%);
      color: var(--white);
      position: sticky;
      top: 0;
      z-index: 1000;
      box-shadow: var(--shadow);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      padding: 0.75rem 1.25rem;
    }
    .my-logo {
      font-size: 2rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      background: linear-gradient(to right, var(--accent), #ffe68f);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      text-fill-color: transparent;
      display: flex;
      align-items: center;
      gap: 0.35rem;
    }
    .my-logo i { font-size: 1.8rem; color: var(--accent); -webkit-text-fill-color: var(--accent); }
    .site-nav {
      display: flex;
      align-items: center;
      gap: 1.25rem;
    }
    .site-nav a {
      font-weight: 500;
      padding: 0.4rem 0.6rem;
      border-radius: 8px;
      transition: background 0.2s, transform 0.2s;
    }
    .site-nav a:hover {
      background: rgba(244, 200, 66, 0.2);
      transform: translateY(-1px);
    }
    .hamburger {
      display: none;
      background: none;
      border: none;
      color: var(--white);
      font-size: 1.8rem;
      cursor: pointer;
    }
    .breadcrumbs {
      background: var(--white);
      border-bottom: 1px solid var(--gray);
      font-size: 0.9rem;
      padding: 0.6rem 0;
    }
    .breadcrumbs .container {
      display: flex;
      flex-wrap: wrap;
      gap: 0.3rem;
    }
    .breadcrumbs a { color: var(--primary); transition: color 0.2s; }
    .breadcrumbs a:hover { color: var(--secondary); text-decoration: underline; }
    .breadcrumbs .separator { color: #999; margin: 0 0.3rem; }
    .breadcrumbs .current { color: var(--secondary); font-weight: 600; }
    .layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 320px;
      gap: 2rem;
      margin: 2rem auto;
      align-items: start;
    }
    .main-content {
      background: var(--white);
      padding: 2rem;
      border-radius: var(--radius);
      box-shadow: var(--shadow);
    }
    .sidebar {
      background: var(--white);
      padding: 1.5rem;
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      position: sticky;
      top: 90px;
    }
    .sidebar h3 {
      color: var(--primary);
      border-bottom: 2px solid var(--accent);
      padding-bottom: 0.4rem;
      margin-bottom: 1rem;
    }
    .sidebar form {
      display: flex;
      flex-direction: column;
      gap: 0.8rem;
      margin-bottom: 1.8rem;
    }
    .sidebar input[type="search"],
    .sidebar textarea,
    .sidebar select,
    .sidebar input[type="text"],
    .sidebar input[type="email"] {
      width: 100%;
      padding: 0.7rem 1rem;
      border: 1px solid var(--gray);
      border-radius: 8px;
      font: inherit;
      transition: border 0.2s;
    }
    .sidebar input:focus, .sidebar textarea:focus, .sidebar select:focus {
      outline: none;
      border-color: var(--primary);
    }
    .btn {
      background: var(--primary);
      color: var(--white);
      border: none;
      padding: 0.75rem 1.25rem;
      border-radius: 8px;
      cursor: pointer;
      font-weight: 600;
      transition: background 0.2s, transform 0.2s;
    }
    .btn:hover {
      background: var(--secondary);
      transform: translateY(-2px);
    }
    .btn-secondary {
      background: var(--accent);
      color: var(--dark);
    }
    .btn-secondary:hover {
      background: #e0b834;
      color: var(--dark);
    }
    h1 {
      font-size: 2.6rem;
      line-height: 1.2;
      color: var(--dark);
      margin-bottom: 1rem;
      font-weight: 800;
    }
    h2 {
      font-size: 2rem;
      color: var(--primary);
      margin-top: 2.5rem;
      margin-bottom: 1rem;
      font-weight: 700;
      border-left: 6px solid var(--accent);
      padding-left: 1rem;
    }
    h3 {
      font-size: 1.5rem;
      color: var(--secondary);
      margin-top: 1.8rem;
      margin-bottom: 0.8rem;
      font-weight: 600;
    }
    h4 {
      font-size: 1.2rem;
      color: var(--primary);
      margin-top: 1.2rem;
      margin-bottom: 0.5rem;
      font-weight: 600;
    }
    p { margin-bottom: 1.2rem; }
    .highlight { background: #fff8e1; padding: 0.1rem 0.4rem; border-radius: 4px; }
    .emoji { font-size: 1.2rem; }
    .meta-info {
      font-size: 0.9rem;
      color: #777;
      display: flex;
      flex-wrap: wrap;
      gap: 1rem;
      border-bottom: 1px solid var(--gray);
      padding-bottom: 1rem;
      margin-bottom: 1.5rem;
    }
    .meta-info i { margin-right: 0.3rem; }
    .featured-image {
      margin: 2rem 0;
      border-radius: var(--radius);
      overflow: hidden;
      box-shadow: var(--shadow);
    }
    .featured-image img { width: 100%; display: block; }
    .featured-image figcaption {
      font-size: 0.85rem;
      color: #666;
      background: var(--gray);
      padding: 0.6rem 1rem;
    }
    .tip-box {
      background: #f1f9f1;
      border-left: 6px solid var(--primary);
      padding: 1.25rem 1.5rem;
      border-radius: 8px;
      margin: 1.8rem 0;
    }
    .danger-box {
      background: #fef5f5;
      border-left: 6px solid #c0392b;
      padding: 1.25rem 1.5rem;
      border-radius: 8px;
      margin: 1.8rem 0;
    }
    .friend-link {
      display: block;
      background: var(--gray);
      border-radius: var(--radius);
      padding: 1.2rem;
      margin-bottom: 1rem;
    }
    .grid-list {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 1rem;
      margin: 1.5rem 0;
    }
    .card {
      background: var(--white);
      border: 1px solid var(--gray);
      border-radius: var(--radius);
      padding: 1.2rem;
      transition: box-shadow 0.2s, transform 0.2s;
    }
    .card:hover {
      box-shadow: 0 8px 20px rgba(0,0,0,0.1);
      transform: translateY(-4px);
    }
    .card i {
      font-size: 2rem;
      color: var(--primary);
      margin-bottom: 0.5rem;
    }
    .site-footer {
      background: var(--dark);
      color: #ccc;
      padding: 2.5rem 0 1rem;
      margin-top: 3rem;
    }
    .footer-content {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      gap: 2rem;
    }
    .footer-content h4 {
      color: var(--accent);
      margin-bottom: 0.8rem;
    }
    .site-footer a { color: #ddd; }
    .site-footer a:hover { color: var(--accent); text-decoration: underline; }
    .footer-bottom {
      border-top: 1px solid #3a4a43;
      margin-top: 2rem;
      padding-top: 1rem;
      text-align: center;
      font-size: 0.85rem;
    }
    @media (max-width: 992px) {
      .layout { grid-template-columns: 1fr; }
      .sidebar { position: static; order: -1; }
    }
    @media (max-width: 768px) {
      .header-inner { padding: 0.6rem 1rem; }
      .site-nav {
        display: none;
        flex-direction: column;
        width: 100%;
        padding: 1rem 0;
        background: var(--primary);
        border-radius: 0 0 var(--radius) var(--radius);
      }
      .site-nav.open { display: flex; }
      .hamburger { display: inline-block; }
      .main-content { padding: 1.25rem; }
      h1 { font-size: 2rem; }
      h2 { font-size: 1.6rem; }
      h3 { font-size: 1.3rem; }
      .footer-content { grid-template-columns: 1fr; }
    }
    @media (max-width: 480px) {
      .my-logo { font-size: 1.5rem; }
      .container { padding: 0 0.8rem; }
    }