/* ===== RESET & BASE ===== */
    *, *::before, *::after {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    :root {
      --bg-deep:    #040a14;
      --bg-mid:     #0a1628;
      --card-bg:    #0f1e35;
      --card-border:#1a2e4a;
      --accent:     #38bdf8;
      --accent-dim: rgba(56,189,248,0.15);
      --text:       #e2e8f0;
      --text-muted: #7a91ad;
      --font-display: 'Orbitron', sans-serif;
      --font-body:    'Inter', sans-serif;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      background: var(--bg-deep);
      color: var(--text);
      font-family: var(--font-body);
      min-height: 100vh;
      overflow-x: hidden;
    }

    /* Ambient glow background */
    body::before {
      content: '';
      position: fixed;
      top: -20%;
      left: 50%;
      transform: translateX(-50%);
      width: 800px;
      height: 500px;
      background: radial-gradient(ellipse, rgba(56,189,248,0.07) 0%, transparent 70%);
      pointer-events: none;
      z-index: 0;
    }

    /* ===== NAVBAR ===== */
    .navbar {
      position: fixed;
      top: 14px;
      left: 50%;
      transform: translateX(-50%);
      width: calc(100% - 28px);
      max-width: 1100px;
      height: 58px;
      background: rgba(9, 18, 34, 0.75);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid rgba(56,189,248,0.12);
      border-radius: 16px;
      padding: 0 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      z-index: 1000;
    }

    .nav-logo {
      font-family: var(--font-display);
      font-size: 14px;
      font-weight: 900;
      letter-spacing: 2px;
      color: var(--accent);
      text-transform: uppercase;
      text-decoration: none;
    }

    .nav-icons {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .icon-btn {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 36px;
      height: 36px;
      border-radius: 10px;
      background: transparent;
      border: 1px solid transparent;
      color: var(--text-muted);
      cursor: pointer;
      transition: color 0.2s, background 0.2s, border-color 0.2s;
    }

    .icon-btn:hover {
      color: var(--accent);
      background: var(--accent-dim);
      border-color: rgba(56,189,248,0.3);
    }

    .icon-btn svg {
      width: 20px;
      height: 20px;
    }

    /* ===== SIDEBAR ===== */
    .sidebar-overlay {
      position: fixed;
      inset: 0;
      background: rgba(0,0,0,0.5);
      backdrop-filter: blur(4px);
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.3s;
      z-index: 1001;
    }

    .sidebar-overlay.active {
      opacity: 1;
      pointer-events: all;
    }

    .sidebar {
      position: fixed;
      top: 0;
      right: -300px;
      width: 280px;
      height: 100%;
      background: var(--bg-mid);
      border-left: 1px solid var(--card-border);
      padding: 24px 20px;
      transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
      z-index: 1002;
      display: flex;
      flex-direction: column;
      gap: 4px;
    }

    .sidebar.active {
      right: 0;
    }

    .sidebar-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 28px;
    }

    .sidebar-title {
      font-family: var(--font-display);
      font-size: 13px;
      letter-spacing: 2px;
      color: var(--accent);
    }

    .sidebar-close {
      background: none;
      border: none;
      color: var(--text-muted);
      font-size: 20px;
      cursor: pointer;
      padding: 4px;
      line-height: 1;
      transition: color 0.2s;
    }

    .sidebar-close:hover {
      color: var(--text);
    }

    .sidebar a {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 12px 14px;
      border-radius: 10px;
      text-decoration: none;
      color: var(--text-muted);
      font-size: 14px;
      font-weight: 500;
      transition: background 0.2s, color 0.2s;
    }

    .sidebar a:hover {
      background: var(--accent-dim);
      color: var(--accent);
    }

    .sidebar a svg {
      opacity: 0.5;
      flex-shrink: 0;
    }

    /* ===== MAIN CONTENT ===== */
    .page-content {
      position: relative;
      z-index: 1;
      padding: 100px 20px 60px;
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    .page-eyebrow {
      align-self: center;
    }

    .page-eyebrow {
      display: inline-block;
      font-size: 11px;
      font-weight: 600;
      letter-spacing: 3px;
      text-transform: uppercase;
      color: var(--accent);
      background: var(--accent-dim);
      border: 1px solid rgba(56,189,248,0.25);
      padding: 5px 14px;
      border-radius: 100px;
      margin-bottom: 32px;
      animation: fadeUp 0.5s ease both;
    }

    /* ===== CARDS ===== */
    .cards-wrapper {
      width: 100%;
      max-width: 460px;
    }

    .card {
      background: var(--card-bg);
      border: 1px solid var(--card-border);
      border-radius: 16px;
      padding: 22px;
      margin-bottom: 16px;
      transition: border-color 0.2s, transform 0.2s;
      animation: fadeUp 0.5s ease both;
    }

    .card:nth-child(2) { animation-delay: 0.05s; }
    .card:nth-child(3) { animation-delay: 0.10s; }

    .card:hover {
      border-color: rgba(56,189,248,0.3);
      transform: translateY(-2px);
    }

    .card h3 {
      font-size: 16px;
      font-weight: 600;
      color: var(--text);
      margin-bottom: 6px;
    }

    .card > p {
      font-size: 12px;
      color: var(--text-muted);
      margin-bottom: 14px;
    }

    /* Preview image */
    .preview-img {
      width: 100%;
      border-radius: 10px;
      margin-bottom: 14px;
      object-fit: cover;
      max-height: 180px;
      box-shadow: 0 8px 20px rgba(0,0,0,0.4);
      cursor: pointer;
      transition: transform 0.2s, box-shadow 0.2s;
      display: block;
    }

    .preview-img:hover {
      transform: scale(1.02);
      box-shadow: 0 12px 30px rgba(0,0,0,0.5);
    }

    /* Button group */
    .btn-group {
      display: flex;
      gap: 10px;
    }

    .btn {
      flex: 1;
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 11px 14px;
      border-radius: 10px;
      text-decoration: none;
      font-size: 13px;
      font-weight: 600;
      background: var(--accent-dim);
      border: 1px solid rgba(56,189,248,0.25);
      color: var(--accent);
      transition: background 0.2s, border-color 0.2s;
    }

    .btn:hover {
      background: rgba(56,189,248,0.25);
      border-color: var(--accent);
    }

    /* ===== IMAGE MODAL ===== */
    .img-modal {
      display: none;
      position: fixed;
      z-index: 2000;
      inset: 0;
      padding: 20px;
      background: rgba(0,0,0,0.88);
      backdrop-filter: blur(6px);
      justify-content: center;
      align-items: center;
    }

    .modal-content {
      max-width: 90%;
      max-height: 82vh;
      border-radius: 14px;
      animation: zoomIn 0.25s ease;
      box-shadow: 0 0 60px rgba(56,189,248,0.15);
    }

    @keyframes zoomIn {
      from { transform: scale(0.75); opacity: 0; }
      to   { transform: scale(1);    opacity: 1; }
    }

    .close-modal {
      position: absolute;
      top: 20px;
      right: 28px;
      font-size: 28px;
      color: var(--text-muted);
      cursor: pointer;
      line-height: 1;
      transition: color 0.2s;
    }

    .close-modal:hover {
      color: var(--text);
    }

    /* ===== FOOTER ===== */
    footer {
      padding: 60px 20px 40px;
      text-align: center;
      background: linear-gradient(to bottom, transparent, var(--bg-mid));
      border-top: 1px solid var(--card-border);
      position: relative;
      z-index: 1;
    }

    footer h2 {
      font-family: var(--font-display);
      font-size: 16px;
      letter-spacing: 2px;
      color: var(--text);
      margin-bottom: 14px;
    }

    footer p {
      max-width: 500px;
      margin: 0 auto 24px;
      line-height: 1.8;
      font-size: 13px;
      color: var(--text-muted);
    }

    .footer-links {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 8px;
      margin-bottom: 20px;
    }

    .footer-links a {
      color: var(--accent);
      text-decoration: none;
      font-size: 12px;
      font-weight: 500;
      transition: opacity 0.2s;
    }

    .footer-links a:hover {
      opacity: 0.7;
    }

    .footer-links span {
      color: var(--card-border);
    }

    .footer-copy {
      display: block;
      font-size: 11px;
      color: var(--text-muted);
      opacity: 0.5;
    }

    /* ===== ANIMATIONS ===== */
    @keyframes fadeUp {
      from { opacity: 0; transform: translateY(20px); }
      to   { opacity: 1; transform: translateY(0); }
    }