/* === BASE STYLES === */:root {
      --c1: #0d1b2a;
      --c2: #1a3a5c;
      --c3: #00c9ff;
      --c4: #e63946;
      --c5: #f4a261;
      --bg: #07111d;
      --fg: #e8f4fd;
      --fg2: #8fb8d4;
      --card-bg: #0f2035;
      --card-border: rgba(0,201,255,0.15);
      --sp1: 1rem;
      --sp2: 2rem;
      --sp3: 4rem;
      --rad: 12px;
      --rad2: 20px;
      --shadow: 0 8px 32px rgba(0,0,0,0.5);
      --glow: 0 0 24px rgba(0,201,255,0.3);
    }

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

    html, body {
      overflow-x: hidden;
      max-width: 100vw;
      background: var(--bg);
      color: var(--fg);
      font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
      font-size: 16px;
      line-height: 1.7;
    }

    h1, h2, h3, h4 {
      font-weight: 800;
      line-height: 1.2;
      color: var(--fg);
    }

    h1 { font-size: clamp(2rem, 5vw, 4rem); }
    h2 { font-size: clamp(1.6rem, 3.5vw, 2.6rem); }
    h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); }

    p { color: var(--fg2); margin-bottom: 1rem; }
    p:last-child { margin-bottom: 0; }
    a { color: var(--c3); text-decoration: none; transition: color 0.2s; }
    a:hover { color: var(--c5); }

    .container { max-width: 1200px; margin: 0 auto; padding: 0 var(--sp2); }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 0.5rem;
      font-weight: 700;
      border-radius: 50px;
      transition: all 0.3s ease;
      cursor: pointer;
      border: none;
      text-decoration: none;
      white-space: nowrap;
    }

    .btn-primary-cta {
      background: linear-gradient(135deg, var(--c4) 0%, #ff6b35 100%);
      color: #fff;
      padding: 0.75rem 2rem;
      font-size: 0.95rem;
      box-shadow: 0 4px 20px rgba(230,57,70,0.5);
    }
    .btn-primary-cta:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 32px rgba(230,57,70,0.7);
      color: #fff;
    }

    .btn-hero {
      background: linear-gradient(135deg, var(--c3) 0%, #0072ff 100%);
      color: #fff;
      padding: 1rem 2.5rem;
      font-size: 1.1rem;
      box-shadow: 0 6px 30px rgba(0,201,255,0.5);
    }
    .btn-hero:hover {
      transform: translateY(-3px);
      box-shadow: 0 12px 40px rgba(0,201,255,0.7);
      color: #fff;
    }

    .btn-outline-glow {
      background: transparent;
      color: var(--c3);
      border: 2px solid var(--c3);
      padding: 0.75rem 2rem;
      font-size: 0.95rem;
    }
    .btn-outline-glow:hover {
      background: var(--c3);
      color: var(--c1);
      transform: translateY(-2px);
    }

    .section-label {
      display: inline-block;
      font-size: 0.75rem;
      font-weight: 700;
      letter-spacing: 0.15em;
      text-transform: uppercase;
      color: var(--c3);
      background: rgba(0,201,255,0.1);
      border: 1px solid rgba(0,201,255,0.3);
      border-radius: 50px;
      padding: 0.3rem 1rem;
      margin-bottom: 1rem;
    }

    .info-card {
      background: var(--card-bg);
      border: 1px solid var(--card-border);
      border-radius: var(--rad2);
      padding: var(--sp2);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }
    .info-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--glow), var(--shadow);
    }
    .info-card h3 { color: var(--c3); margin-bottom: 0.5rem; }
    .info-card p { margin-bottom: 0; }

    .highlight-box {
      background: linear-gradient(135deg, rgba(0,201,255,0.08) 0%, rgba(0,114,255,0.08) 100%);
      border: 1px solid rgba(0,201,255,0.2);
      border-radius: var(--rad2);
      padding: var(--sp2);
      transition: transform 0.3s ease, border-color 0.3s ease;
    }
    .highlight-box:hover {
      transform: translateY(-4px);
      border-color: rgba(0,201,255,0.5);
    }
    .highlight-box h3 { color: var(--c5); margin-bottom: 0.5rem; }

    .divider {
      width: 60px;
      height: 4px;
      background: linear-gradient(90deg, var(--c3), var(--c4));
      border-radius: 4px;
      margin: 1rem 0 var(--sp2);
    }

    .content-image img {
      width: 100%;
      height: auto;
      border-radius: var(--rad);
      display: block;
    }
    .content-image.wide img { max-height: 420px; object-fit: cover; }
    .content-image.portrait img { max-height: 280px; object-fit: cover; }
    figcaption {
      font-size: 0.8rem;
      color: var(--fg2);
      text-align: center;
      margin-top: 0.5rem;
      font-style: italic;
    }

    /* === LAYOUT STYLES === */
    #site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(7,17,29,0.95);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border-bottom: 1px solid rgba(0,201,255,0.15);
      box-shadow: 0 4px 24px rgba(0,0,0,0.4);
    }

    .header-inner {
      display: flex;
      align-items: center;
      gap: var(--sp1);
      padding-top: 0.85rem;
      padding-bottom: 0.85rem;
    }

    .logo { flex-shrink: 0; }
    .logo a { display: flex; align-items: center; gap: 0.5rem; text-decoration: none; }
    .logo-text {
      font-size: 1.25rem;
      font-weight: 900;
      background: linear-gradient(135deg, var(--c3), var(--c5));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      letter-spacing: -0.02em;
    }

    .hamburger {
      display: none;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      gap: 5px;
      width: 44px;
      height: 44px;
      background: transparent;
      border: 1px solid rgba(0,201,255,0.3);
      border-radius: var(--rad);
      cursor: pointer;
      margin-left: auto;
      padding: 0;
    }
    .hamburger span {
      display: block;
      width: 22px;
      height: 2px;
      background: var(--c3);
      border-radius: 2px;
      transition: all 0.3s ease;
    }
    .hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
    .hamburger.active span:nth-child(2) { opacity: 0; }
    .hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

    .main-nav { margin-left: auto; }
    .nav-list {
      display: flex;
      align-items: center;
      gap: 0.25rem;
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .nav-list li a {
      display: block;
      padding: 0.5rem 1rem;
      color: var(--fg2);
      font-weight: 600;
      border-radius: 8px;
      transition: all 0.2s;
    }
    .nav-list li a:hover { color: var(--c3); background: rgba(0,201,255,0.08); }

    .header-cta { flex-shrink: 0; }

    #site-footer {
      background: linear-gradient(180deg, var(--c1) 0%, #050e18 100%);
      border-top: 1px solid rgba(0,201,255,0.1);
      padding: var(--sp3) 0 var(--sp2);
    }

    .footer-inner {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: var(--sp2);
      align-items: start;
    }

    .footer-logo .logo-text { font-size: 1.4rem; display: block; margin-bottom: 0.5rem; }
    .footer-tagline { color: var(--fg2); font-size: 0.9rem; margin: 0; }

    .footer-nav { display: flex; justify-content: flex-end; }
    .footer-nav-list {
      list-style: none;
      padding: 0;
      margin: 0;
      display: flex;
      flex-wrap: wrap;
      gap: 0.5rem 1.5rem;
      justify-content: flex-end;
    }
    .footer-nav-list li a { color: var(--fg2); font-size: 0.9rem; }
    .footer-nav-list li a:hover { color: var(--c3); }

    .footer-disclaimer {
      grid-column: 1 / -1;
      border-top: 1px solid rgba(255,255,255,0.06);
      padding-top: var(--sp2);
    }
    .footer-disclaimer p { font-size: 0.82rem; color: rgba(143,184,212,0.6); margin-bottom: 0.5rem; }
    .footer-disclaimer strong { color: var(--fg2); }

    @media (max-width: 767px) {
      .hamburger { display: flex; }

      .header-inner {
        flex-wrap: wrap;
        position: relative;
      }

      .logo { order: 1; }
      .hamburger { order: 2; }

      .main-nav {
        order: 4;
        width: 100%;
        margin-left: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.35s ease;
      }
      .main-nav.open { max-height: 400px; }

      .nav-list {
        flex-direction: column;
        align-items: stretch;
        padding: 0.75rem 0;
        gap: 0;
      }
      .nav-list li a { padding: 0.75rem 1rem; border-radius: 8px; }

      .header-cta {
        order: 3;
        max-width: 200px;
        overflow: hidden;
        text-overflow: ellipsis;
      }

      .footer-inner { grid-template-columns: 1fr; }
      .footer-nav { justify-content: flex-start; }
      .footer-nav-list { justify-content: flex-start; }
    }

    @media (min-width: 768px) {
      .hamburger { display: none !important; }
      .main-nav { max-height: none !important; overflow: visible !important; }
    }

@media (max-width: 767px) {
      .hamburger { display: flex; }

      .header-inner {
        flex-wrap: wrap;
        position: relative;
      }

      .logo { order: 1; }
      .hamburger { order: 2; }

      .main-nav {
        order: 4;
        width: 100%;
        margin-left: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.35s ease;
      }
      .main-nav.open { max-height: 400px; }

      .nav-list {
        flex-direction: column;
        align-items: stretch;
        padding: 0.75rem 0;
        gap: 0;
      }
      .nav-list li a { padding: 0.75rem 1rem; border-radius: 8px; }

      .header-cta {
        order: 3;
        max-width: 200px;
        overflow: hidden;
        text-overflow: ellipsis;
      }

      .footer-inner { grid-template-columns: 1fr; }
      .footer-nav { justify-content: flex-start; }
      .footer-nav-list { justify-content: flex-start; }
    }

@media (min-width: 768px) {
      .hamburger { display: none !important; }
      .main-nav { max-height: none !important; overflow: visible !important; }
    }