/* ===== GENERAL RESET & VARIABLE SYSTEMS ===== */
  :root {
      --navy-bg: #041d2c;
      --badge-bg: #112d42;
      --text-dark: #0d1b24;
      --text-muted: #6b7280;
      --accent-blue: #2f9cff;
      --accent-hover: #1f8df1;
  }

  /* ===== GENERAL RESET & BASE SYSTEMS ===== */
  * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
      font-family: "Inter", sans-serif;
  }

  body {
      background-color: #f8fafc;
      color: #111827;
      display: flex;
      flex-direction: column;
      min-height: 100vh;
  }

  main {
      flex: 1 0 auto;

  }

  /* ===== ORIGINAL MAIN BODY STYLE LAYERS ===== */
  .hero {
      min-height: 380px;
      background: linear-gradient(90deg, #041d2c, #00131f);
      color: white;
      display: flex;
      align-items: center;
      padding: 70px 8%;
  }

  .hero-content {
      max-width: 520px;
  }

  .hero h1 {
      font-size: 3rem;
      font-weight: 700;
      margin-bottom: 18px;
      letter-spacing: -1px;
  }

  .hero p {
      color: #b9c5d0;
      line-height: 1.7;
      font-size: 1rem;
      margin-bottom: 35px;
      max-width: 420px;
  }

  .btn {
      display: inline-block;
      background: #2f9cff;
      color: white;
      text-decoration: none;
      padding: 15px 28px;
      border-radius: 10px;
      font-size: 0.85rem;
      font-weight: 600;
      letter-spacing: 0.5px;
      transition: 0.3s;
  }

  .btn:hover {
      background: #1687ef;
  }

  .positions {
      padding: 70px 8%;
      text-align: center;
  }

  .positions h2 {
      font-size: 3rem;
      margin-bottom: 55px;
      font-weight: 700;
  }

  .job-list {
      display: flex;
      flex-direction: column;
      gap: 20px;
      max-width: 1100px;
      margin: auto;
  }

  .job-card {
      background: #ffffff;
      border-radius: 10px;
      padding: 28px 32px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      text-align: left;
      box-shadow: 0 4px 6px rgba(0, 0, 0, 0.02), 0 1px 3px rgba(0, 0, 0, 0.05);
      border: 1px solid #eef2f6;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
  }

  .job-card:hover {
      transform: translateY(-2px);
      box-shadow: 0 10px 20px rgba(0, 0, 0, 0.04);
  }

  .job-info h3 {
      font-size: 1.45rem;
      margin-bottom: 12px;
      font-weight: 700;
      color: #0d1b24;
  }

  .location {
      color: #4b5563;
      font-size: 0.95rem;
      margin-bottom: 14px;
  }

  .desc {
      color: #6b7280;
      line-height: 1.6;
      max-width: 720px;
      font-size: 0.95rem;
  }

  .job-btn {
      white-space: nowrap;
      padding: 14px 24px;
      border-radius: 10px;
      background: #3498db;
      color: white;
      text-decoration: none;
      font-weight: 600;
      font-size: 0.85rem;
      transition: background 0.3s ease;
  }

  .job-btn:hover {
      background: #2980b9;
  }

  html {
      overflow-x: hidden;
  }

  .feature-title {
      font-size: 1.2rem;
      font-weight: 700;
      margin-bottom: 10px;
      color: #0d1b24;
  }

  /* ===== MEDIA QUERY ADAPTABILITY SYSTEMS ===== */
  @media (max-width: 992px) {
      .nav-menu {
          gap: 20px;
      }

      .hero h1 {
          font-size: 2.4rem;
      }

      .positions h2 {
          font-size: 2.3rem;
      }

      .job-card {
          flex-direction: column;
          align-items: flex-start;
          gap: 24px;
      }
  }

  @media (max-width: 768px) {
      .menu-toggle {
          display: flex;
      }

      .nav-menu {
          position: absolute;
          top: calc(100% + 18px);
          left: -24px;
          right: -24px;
          background: #021523;
          flex-direction: column;
          padding: 30px;
          gap: 24px;
          border-top: 1px solid #102a3d;
          box-shadow: 0 10px 15px rgba(0, 0, 0, 0.3);
          opacity: 0;
          visibility: hidden;
          transform: translateY(-10px);
          transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
          margin: 0;
      }

      .nav-menu.open {
          opacity: 1;
          visibility: visible;
          transform: translateY(0);
      }

      .project-btn {
          display: none;
      }

      .tv-grid {
          grid-template-columns: 1fr 1fr;
      }

      .tv-inner {
          padding: 0 20px;
      }

      .tv-bottom {
          padding: 20px;
          flex-direction: column;
          align-items: center;
          text-align: center;
      }

      .grid-box-layout {
          grid-template-columns: 1fr !important;
      }
  }

  @media (max-width: 600px) {
      .hero {
          padding: 50px 6%;
          min-height: auto;
      }

      .hero h1 {
          font-size: 2rem;
      }

      .positions {
          padding: 50px 6%;
      }

      .positions h2 {
          font-size: 2rem;
      }

      .job-info h3 {
          font-size: 1.2rem;
      }

      .desc {
          font-size: 0.9rem;
      }

      .job-btn {
          width: 100%;
          text-align: center;
      }
  }

  @media (max-width: 480px) {
      .tv-grid {
          grid-template-columns: 1fr;
          gap: 32px;
      }
  }

  /* ===== CONTENT CONTAINER & TYPOGRAPHY ===== */
  .container {
      max-width: 900px;
      margin: 70px auto;
      padding: 0 40px;
  }

  h2 {
      font-size: 2.1rem;
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--text-dark);
  }

  h3 {
      font-size: 1.4rem;
      font-weight: 700;
      margin: 45px 0 16px 0;
      color: var(--text-dark);
      border-bottom: 1px solid #eef2f6;
      padding-bottom: 8px;
  }

  h4 {
      font-size: 1.05rem;
      font-weight: 600;
      margin: 22px 0 10px 0;
      color: var(--text-dark);
  }

  p {
      font-size: 1rem;
      color: var(--text-muted);
      line-height: 1.75;
      margin-bottom: 20px;
  }

  .update-meta {
      font-size: 0.9rem;
      margin-bottom: 45px;
      font-style: italic;
      color: #7c8ba1;
  }

  .sub-section {
      padding-left: 10px;
      border-left: 3px solid #e2e8f0;
      margin-bottom: 20px;
  }

  address {
      font-style: normal;
      font-size: 1rem;
      color: var(--text-muted);
      line-height: 1.8;
      background: #f8fafc;
      padding: 24px;
      border-radius: 8px;
      border: 1px solid #eef2f6;
      margin: 20px 0;
  }

  .sync-note {
      margin-top: 60px;
      font-size: 0.85rem;
      border-top: 1px solid #e2e8f0;
      padding-top: 24px;
      color: #94a3b8;
  }