* {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
      font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    }
    body {
      background: #f5f7fa;
      color: #1e2b3c;
      line-height: 1.7;
      font-size: 1rem;
    }
    a {
      color: #0057a8;
      text-decoration: none;
      font-weight: 500;
      transition: all 0.2s ease;
    }
    a:hover {
      color: #e67e22;
      text-decoration: underline;
    }
    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
    }
    header {
      background: linear-gradient(145deg, #0a1f33 0%, #122c44 100%);
      color: white;
      position: sticky;
      top: 0;
      z-index: 1000;
      box-shadow: 0 4px 12px rgba(0,0,0,.2);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 15px 0;
      flex-wrap: wrap;
      gap: 15px;
    }
    .my-logo {
      font-size: 1.9rem;
      font-weight: 800;
      letter-spacing: -0.02em;
      background: linear-gradient(120deg, #ffb347, #ff8c1a);
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
      display: inline-block;
      font-style: italic;
    }
    .my-logo:hover {
      background: linear-gradient(120deg, #ffe29f, #ffb347);
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
      text-decoration: none;
    }
    .nav-desktop {
      display: flex;
      gap: 22px;
    }
    .nav-desktop a {
      color: #eef5ff;
      font-weight: 500;
      font-size: 0.95rem;
      padding: 6px 8px;
      border-radius: 6px;
    }
    .nav-desktop a i {
      margin-right: 5px;
    }
    .nav-desktop a:hover {
      background: rgba(255,255,255,0.12);
      color: #ffb347;
      text-decoration: none;
    }
    .hamburger {
      display: none;
      background: none;
      border: none;
      color: white;
      font-size: 2rem;
      cursor: pointer;
      align-items: center;
      justify-content: center;
      line-height: 1;
      padding: 4px 8px;
    }
    .mobile-nav {
      display: none;
      flex-direction: column;
      background: #0a1f33;
      border-top: 1px solid rgba(255,255,255,0.1);
      padding: 10px 20px 20px;
    }
    .mobile-nav a {
      color: #eef5ff;
      padding: 12px 0;
      border-bottom: 1px dashed rgba(255,255,255,0.1);
    }
    .breadcrumb {
      background: #e9edf2;
      padding: 10px 0;
      font-size: 0.9rem;
    }
    .breadcrumb i {
      margin: 0 6px;
      color: #658197;
    }
    .breadcrumb a {
      color: #2c5b86;
    }
    .search-box {
      display: flex;
      justify-content: center;
      margin: 30px 0 15px;
    }
    .search-form {
      display: flex;
      width: 100%;
      max-width: 640px;
      background: white;
      border-radius: 60px;
      box-shadow: 0 8px 20px rgba(0,20,40,0.1);
      overflow: hidden;
      border: 1px solid #d6dee7;
    }
    .search-form input {
      flex: 1;
      padding: 14px 22px;
      border: none;
      font-size: 1.1rem;
      outline: none;
    }
    .search-form button {
      background: #0057a8;
      border: none;
      color: white;
      padding: 0 25px;
      font-size: 1.2rem;
      cursor: pointer;
      transition: 0.2s;
    }
    .search-form button:hover {
      background: #e67e22;
    }
    .content-grid {
      display: grid;
      grid-template-columns: 1fr 300px;
      gap: 40px;
      margin: 30px 0;
    }
    article {
      background: white;
      border-radius: 24px;
      padding: 30px 30px 40px;
      box-shadow: 0 6px 24px rgba(0,0,0,0.04);
    }
    h1 {
      font-size: 2.5rem;
      font-weight: 800;
      line-height: 1.2;
      margin-bottom: 18px;
      color: #0a1f33;
      border-left: 8px solid #ff8c1a;
      padding-left: 20px;
      letter-spacing: -0.02em;
    }
    h2 {
      font-size: 2rem;
      font-weight: 700;
      margin: 40px 0 18px;
      color: #0a1f33;
      border-bottom: 2px solid #ffb347;
      padding-bottom: 6px;
    }
    h3 {
      font-size: 1.5rem;
      font-weight: 700;
      margin: 32px 0 12px;
      color: #1a344c;
    }
    h4 {
      font-size: 1.2rem;
      font-weight: 600;
      margin: 24px 0 10px;
      color: #2c5b86;
    }
    p {
      margin-bottom: 16px;
      font-size: 1.05rem;
    }
    .meta-info {
      display: flex;
      gap: 18px;
      align-items: center;
      color: #546e7a;
      font-size: 0.95rem;
      margin-bottom: 24px;
      border-bottom: 1px dashed #ced8e0;
      padding-bottom: 15px;
    }
    .img-hero {
      width: 100%;
      height: auto;
      border-radius: 20px;
      margin: 20px 0 28px;
      box-shadow: 0 12px 28px rgba(0,0,0,0.12);
    }
    .emoji-large {
      font-size: 1.2rem;
      margin-right: 4px;
    }
    .inside-card {
      background: #f0f4f9;
      border-radius: 18px;
      padding: 18px 22px;
      margin: 24px 0;
      border-left: 5px solid #0057a8;
    }
    .highlight {
      background: #fff3da;
      padding: 2px 8px;
      border-radius: 12px;
      font-weight: 600;
    }
    .pro-tip {
      background: #e7f5e9;
      border-left: 5px solid #2f9e44;
      padding: 15px 20px;
      border-radius: 12px;
      margin: 22px 0;
    }
    table {
      width: 100%;
      border-collapse: collapse;
      margin: 24px 0;
      font-size: 0.95rem;
    }
    th {
      background: #0a1f33;
      color: white;
      padding: 10px 14px;
      text-align: left;
    }
    td {
      padding: 10px 14px;
      border-bottom: 1px solid #e0e8f0;
    }
    .friend-link {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      align-items: center;
      justify-content: center;
    }
    .rating-area, .comment-area {
      background: #fbfdff;
      border-radius: 20px;
      padding: 20px;
      margin-top: 40px;
      border: 1px solid #dce5ed;
    }
    .comment-form textarea, .comment-form input {
      width: 100%;
      padding: 12px;
      margin: 8px 0 12px;
      border: 1px solid #ccc;
      border-radius: 10px;
      font-size: 1rem;
    }
    .btn {
      background: #0057a8;
      color: white;
      border: none;
      padding: 12px 28px;
      border-radius: 30px;
      font-size: 1rem;
      cursor: pointer;
      font-weight: 600;
    }
    .btn:hover {
      background: #e67e22;
    }
    aside {
      background: white;
      border-radius: 24px;
      padding: 20px;
      box-shadow: 0 6px 24px rgba(0,0,0,0.04);
      height: fit-content;
      position: sticky;
      top: 90px;
    }
    aside h3 {
      margin-top: 0;
      font-size: 1.3rem;
    }
    .sidebar-links a {
      display: block;
      padding: 10px 5px;
      border-bottom: 1px solid #edf0f4;
      font-size: 0.95rem;
    }
    .rating-stars i {
      font-size: 1.8rem;
      color: #ffb347;
      margin-right: 6px;
      cursor: pointer;
    }
    footer {
      background: #0a1f33;
      color: #ccdbe9;
      margin-top: 60px;
      padding: 40px 0 20px;
    }
    .footer-grid {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      gap: 30px;
    }
    .copyright {
      text-align: center;
      border-top: 1px solid #25495e;
      padding-top: 22px;
      font-size: 0.9rem;
    }
    friend-link {
      display: block;
      margin: 15px 0;
    }
    friend-link a {
      color: #ffb347;
      margin-right: 15px;
    }
    @media (max-width: 900px) {
      .content-grid {
        grid-template-columns: 1fr;
      }
      aside {
        position: relative;
        top: 0;
      }
      .nav-desktop {
        display: none;
      }
      .hamburger {
        display: flex;
      }
      .mobile-nav.open {
        display: flex;
      }
      h1 {
        font-size: 2rem;
      }
      .header-inner {
        padding: 12px 0;
      }
    }
    @media (max-width: 600px) {
      article {
        padding: 20px 16px;
      }
      h2 {
        font-size: 1.6rem;
      }
      .search-form button i {
        font-size: 1rem;
      }
      table {
        font-size: 0.85rem;
      }
    }