:root {
        --primary-color: #69c6dd;
        --secondary-color: #eaf5f7;
        --dark-color: #253036;
        --gray-color: #d6d7d7;
        --blue-color: #0459a5;
        --orange-color: #ecab86;
        --light-bg: #ebeae6;
        --blue-gray: #b2c6d3;
        --text-gray: #63666a;
        --white: #ffffff;
      }

      * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
      }

      html {
        scroll-behavior: smooth;
      }

      p:lang(ko),
      div:lang(ko) {
        word-break: keep-all;
        white-space: normal;
      }

      body {
        font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
        background-color: var(--white);
        min-height: 100vh;
        padding: 20px;
        line-height: 1.6;
      }

      /* Header */
      header {
        background-color: var(--white);
        padding: 1rem 2rem 0 2rem;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1000;
        position: fixed;
      }

      /* container */
      .container {
        border-radius: 15px;
        overflow: auto;
        backdrop-filter: blur(10px);
        max-width: 1400px;
        margin: 0 auto;
      }

      /* Tab*/
      .nav-tabs {
        display: flex;
        justify-content: center;
        padding: 0;
        margin: 0;
        border-bottom: 3px solid var(--primary-color);
      }

      .nav-tab {
        background: rgba(105, 198, 221, 0.4);
        color: var(--white);
        padding: 15px 30px;
        cursor: pointer;
        border: none;
        font-size: 1.1em;
        font-weight: bold;
        transition: all 0.3s ease;
        border-radius: 8px 8px 0 0;
      }

      .nav-tab:hover {
        background: rgba(105, 198, 221, 0.6);
      }

      .nav-tab.active {
        background: var(--primary-color);
        color: var(--dark-color);
      }

      .tab-content {
        display: none;
      }

      .tab-content.active {
        display: block;
      }

      /* Main Container */
      .privacy-container {
        max-width: 900px;
        margin: 0 auto;
        padding: 2rem;
        padding-top: 6rem;
      }

      /* Page Header */
      .page-header {
        text-align: center;
        margin-bottom: 3rem;
        padding-bottom: 2rem;
        border-bottom: 2px solid var(--secondary-color);
      }

      .page-title {
        font-size: 2.5rem;
        font-weight: 300;
        color: var(--dark-color);
        margin-bottom: 1rem;
      }

      .page-subtitle {
        font-size: 1.1rem;
        color: var(--text-gray);
        margin-bottom: 1rem;
      }

      .last-updated {
        font-size: 0.9rem;
        color: var(--blue-color);
        background: var(--secondary-color);
        padding: 0.5rem 1rem;
        border-radius: 20px;
        display: inline-block;
      }

      /* Table of Contents */
      .toc {
        background: var(--light-bg);
        padding: 2rem;
        margin-bottom: 3rem;
        border-radius: 8px;
      }

      .toc-title {
        font-size: 1.4rem;
        font-weight: 600;
        color: var(--dark-color);
        margin-bottom: 1rem;
        display: flex;
        align-items: center;
        gap: 0.5rem;
      }

      .toc-list {
        list-style: none;
        padding: 0;
      }

      .toc-list li {
        margin-bottom: 0.5rem;
      }

      .toc-list a {
        color: var(--text-gray);
        text-decoration: none;
        display: flex;
        align-items: center;
        gap: 0.5rem;
        padding: 0.5rem 0;
        transition: color 0.3s ease;
      }

      .toc-list a:hover {
        color: var(--primary-color);
      }

      .toc-list .toc-number {
        background: var(--primary-color);
        color: var(--white);
        width: 24px;
        height: 24px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 0.8rem;
        font-weight: 600;
        flex-shrink: 0;
      }

      /* Content Sections */
      .privacy-section {
        margin-bottom: 3rem;
        scroll-margin-top: 100px;
      }

      .section-header {
        background: var(--primary-color);
        color: var(--dark-color);
        padding: 1.5rem;
        border-radius: 8px 8px 0 0;
        margin-bottom: 0;
      }

      .section-number {
        font-size: 1.2rem;
        font-weight: 700;
        margin-bottom: 0.5rem;
      }

      .section-title {
        font-size: 1.6rem;
        font-weight: 600;
      }

      .section-content {
        background: var(--white);
        border: 1px solid var(--primary-color);
        border-top: none;
        border-radius: 0 0 8px 8px;
        padding: 2rem;
      }

      .section-content p {
        margin-bottom: 1.2rem;
        line-height: 1.8;
      }

      .section-content ul,
      .section-content ol {
        margin: 1rem 0 1.5rem 1.5rem;
      }

      .section-content li {
        margin-bottom: 0.8rem;
        line-height: 1.7;
      }

      /* Highlight Boxes */
      .highlight-box {
        background: var(--secondary-color);
        border-left: 4px solid var(--primary-color);
        padding: 1.5rem;
        margin: 1.5rem 0;
        border-radius: 0 10px 10px 0;
      }

      .highlight-box .highlight-title {
        font-weight: 600;
        color: var(--dark-color);
        margin-bottom: 0.5rem;
        display: flex;
        align-items: center;
        gap: 0.5rem;
      }

      /* Tables */
      .info-table {
        width: 100%;
        border-collapse: collapse;
        margin: 1.5rem 0;
        background: var(--white);
        border-radius: 10px;
        overflow: hidden;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
      }

      .info-table th {
        background: var(--primary-color);
        color: var(--dark-color);
        padding: 1rem;
        text-align: left;
        font-weight: 600;
      }

      .info-table td {
        padding: 1rem;
        border-bottom: 1px solid var(--gray-color);
        vertical-align: top;
      }

      .info-table tr:last-child td {
        border-bottom: none;
      }

      .info-table tr:nth-child(even) {
        background: var(--light-bg);
      }

      /* Contact Info */
      .contact-section {
        background: var(--dark-color);
        color: var(--white);
        padding: 2rem;
        border-radius: 8px;
        margin: 2rem 0;
      }

      .contact-title {
        font-size: 1.4rem;
        font-weight: 600;
        margin-bottom: 1rem;
        display: flex;
        align-items: center;
        gap: 0.5rem;
      }

      .contact-info {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 1rem;
      }

      .contact-item {
        background: rgba(255, 255, 255, 0.1);
        padding: 1rem;
        border-radius: 10px;
      }

      .contact-item strong {
        display: block;
        margin-bottom: 0.5rem;
        color: var(--primary-color);
      }

      /* Footer */
      .privacy-footer {
        background: var(--light-bg);
        padding: 2rem;
        border-radius: 8px;
        text-align: center;
        margin-top: 3rem;
      }

      .privacy-footer p {
        margin-bottom: 0.5rem;
      }

      /* Mobile Responsive */
      @media (max-width: 768px) {
        .nav-tab {
          padding: 10px 15px;
          font-size: 0.9em;
        }

        .page-title {
          font-size: 2rem;
        }

        .toc {
          padding: 1.5rem;
        }

        .section-header {
          padding: 1rem;
        }
        
        .section-title {
          font-size: 1.3rem;
        }

        .section-content {
          padding: 1.5rem;
        }

        .info-table {
          font-size: 0.9rem;
        }

        .info-table th,
        .info-table td {
          padding: 0.75rem 0.5rem;
        }

        .contact-info {
          grid-template-columns: 1fr;
        }

      }

      @media (max-width: 480px) {
        .header {
          padding: 0.8rem 1rem;
        }

        .privacy-container {
          padding: 0.8rem;
          padding-top: 4.5rem;
        }

        .page-title {
          font-size: 1.7rem;
        }

        .section-header {
          padding: 0.8rem;
        }

        .section-content {
          padding: 1rem;
        }

        .toc {
          padding: 1rem;
        }

        .contact-section {
          padding: 1.5rem;
        }

        .info-table {
          font-size: 0.8rem;
        }
      }