* {
        box-sizing: border-box;
        -webkit-user-select: none;
        user-select: none;
      }
      body {
        margin: 0;
        font-family: "Inter", sans-serif;
        background: linear-gradient(to bottom, #1c1c1c, #111);
        color: #f5f5f5;
        -webkit-tap-highlight-color: transparent;
      }
      header {
        text-align: center;
        padding: 2.5rem 1rem 2rem;
        background: linear-gradient(90deg, #4e54c8, #8f94fb);
        color: white;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
        position: relative;
      }
      header h1 {
        font-size: 2.2rem;
        margin: 0;
      }
      header p {
        font-size: 0.9rem;
        margin-top: 0.5rem;
        opacity: 0.92;
      }
      main {
        max-width: 900px;
        margin: 0 auto;
        padding: 2rem 1rem;
      }
      h2 {
        font-size: 1.3rem;
        margin-bottom: 1rem;
        padding-left: 0.6rem;
        border-left: 4px solid #8f94fb;
      }
      #searchInput {
        width: 100%;
        padding: 0.8rem 1rem;
        margin-bottom: 1.5rem;
        font-size: 1rem;
        border-radius: 8px;
        border: none;
        background-color: #2b2b2b;
        color: #eee;
        box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
      }
      #searchInput::placeholder {
        color: #aaa;
      }
      ul {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
        gap: 1.5rem;
        padding: 0;
        list-style: none;
        margin: 0;
      }
      li {
        background: #1f1f1f;
        border-radius: 12px;
        padding: 1.2rem;
        transition: transform 0.15s, box-shadow 0.2s;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
        cursor: pointer;
        position: relative;
      }
      li:hover {
        transform: translateY(-4px);
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
      }
      li:active {
        transform: scale(0.98);
        background: #2a2a2a;
      }
      li a {
        font-size: 1.1rem;
        font-weight: 700;
        text-decoration: none;
        color: #a0a8ff;
        display: block;
        margin-bottom: 0.5rem;
      }
      li p {
        font-size: 0.93rem;
        color: #bbb;
        line-height: 1.4;
      }
      #noResultMessage {
        display: none;
        text-align: center;
        font-size: 1rem;
        color: #999;
        margin-top: 1rem;
        animation: fadeIn 0.3s;
      }
      @keyframes fadeIn {
        from {
          opacity: 0;
        }
        to {
          opacity: 1;
        }
      }
      footer {
        text-align: center;
        padding: 2rem 1rem;
        font-size: 0.85rem;
        color: #aaa;
        background: #181818;
        border-top: 1px solid #333;
      }
      #gotoGameBtn {
        top: 18px;
        right: 22px;
        background: #601ed6;
        color: #fff;
        font-weight: 700;
        padding: 0.55rem 1.2rem;
        border: 2px solid #fff;
        border-radius: 2rem;
        box-shadow: 0 2px 8px #0002;
        font-size: 1rem;
        cursor: pointer;
        text-decoration: none;
        transition:
          background 0.15s,
          transform 0.1s;
        z-index: 99;
      }
      #gotoGameBtn:hover {
        background: #4e54c8;
        transform: scale(1.04);
      }
      header {
        position: relative;
      }
      @media (max-width: 600px) {
        #gotoGameBtn {
          top: 12px;
          right: 10px;
          padding: 0.45rem 1rem;
          font-size: 0.93rem;
        }
      }