/* === BASE STYLES === */:root {
      --c1: #0a0a1a;
      --c2: #0d1b3e;
      --c3: #0a2a4a;
      --acc: #00e5ff;
      --acc2: #00b8d9;
      --acc3: #7c4dff;
      --fg: #e8f4f8;
      --fg2: #a0c8d8;
      --fg3: #6b9ab8;
      --gold: #ffd700;
      --card-bg: rgba(13, 27, 62, 0.85);
      --card-border: rgba(0, 229, 255, 0.15);
      --shadow: 0 8px 32px rgba(0, 229, 255, 0.12);
      --shadow-lg: 0 16px 64px rgba(0, 229, 255, 0.18);
      --rad: 12px;
      --rad-lg: 20px;
      --sp1: 0.5rem;
      --sp2: 1rem;
      --sp3: 1.5rem;
      --sp4: 2rem;
      --sp5: 3rem;
      --sp6: 5rem;
      --trans: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

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

    html {
      scroll-behavior: smooth;
    }

    html, body {
      overflow-x: hidden;
      max-width: 100vw;
      background: var(--c1);
      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;
      letter-spacing: -0.02em;
    }

    h1 { font-size: clamp(2rem, 5vw, 4rem); }
    h2 { font-size: clamp(1.6rem, 3.5vw, 2.8rem); }
    h3 { font-size: clamp(1.1rem, 2vw, 1.5rem); }

    a { color: var(--acc); text-decoration: none; transition: var(--trans); }
    a:hover { color: var(--gold); }

    p { color: var(--fg2); margin-bottom: var(--sp2); }
    p:last-child { margin-bottom: 0; }

    ul, ol { padding-left: 1.2rem; }
    li { color: var(--fg2); margin-bottom: 0.4rem; }

    strong { color: var(--fg); }

    .container { max-width: 1200px; margin: 0 auto; padding: 0 var(--sp3); }

    /* Buttons */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 0.4rem;
      font-weight: 700;
      border-radius: 50px;
      padding: 0.75rem 2rem;
      font-size: 0.95rem;
      text-decoration: none;
      border: none;
      cursor: pointer;
      transition: var(--trans);
      white-space: nowrap;
      letter-spacing: 0.03em;
      text-transform: uppercase;
    }

    .btn-primary {
      background: linear-gradient(135deg, var(--acc), var(--acc3));
      color: #fff;
      box-shadow: 0 4px 20px rgba(0, 229, 255, 0.4);
    }

    .btn-primary:hover {
      background: linear-gradient(135deg, var(--gold), #ff9500);
      color: #000;
      box-shadow: 0 6px 30px rgba(255, 215, 0, 0.5);
      transform: translateY(-2px);
    }

    .btn-outline {
      background: transparent;
      color: var(--acc);
      border: 2px solid var(--acc);
    }

    .btn-outline:hover {
      background: var(--acc);
      color: #000;
      box-shadow: 0 4px 20px rgba(0, 229, 255, 0.3);
    }

    .btn-lg { padding: 1rem 2.5rem; font-size: 1.05rem; }

    /* Cards */
    .card {
      background: var(--card-bg);
      border: 1px solid var(--card-border);
      border-radius: var(--rad-lg);
      padding: var(--sp4);
      transition: var(--trans);
      backdrop-filter: blur(10px);
    }

    .card:hover {
      border-color: rgba(0, 229, 255, 0.4);
      box-shadow: var(--shadow-lg);
      transform: translateY(-4px);
    }

    .card h3 { color: var(--acc); margin-bottom: var(--sp2); }

    /* Badges */
    .badge-acc {
      display: inline-block;
      background: rgba(0, 229, 255, 0.15);
      color: var(--acc);
      border: 1px solid rgba(0, 229, 255, 0.3);
      border-radius: 50px;
      padding: 0.3rem 0.9rem;
      font-size: 0.8rem;
      font-weight: 700;
      letter-spacing: 0.05em;
      text-transform: uppercase;
    }

    .badge-gold {
      display: inline-block;
      background: rgba(255, 215, 0, 0.15);
      color: var(--gold);
      border: 1px solid rgba(255, 215, 0, 0.3);
      border-radius: 50px;
      padding: 0.3rem 0.9rem;
      font-size: 0.8rem;
      font-weight: 700;
      letter-spacing: 0.05em;
      text-transform: uppercase;
    }

    /* Section spacing */
    section { padding: var(--sp6) 0; position: relative; overflow: hidden; scroll-margin-top: 72px; }

    /* Section headings */
    .section-head {
      text-align: center;
      margin-bottom: var(--sp5);
    }

    .section-head h2 {
      background: linear-gradient(135deg, #fff 0%, var(--acc) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      margin-bottom: var(--sp2);
    }

    .section-head p { color: var(--fg2); font-size: 1.05rem; max-width: 600px; margin: 0 auto; }

    .divider-line {
      width: 60px;
      height: 3px;
      background: linear-gradient(90deg, var(--acc), var(--acc3));
      border-radius: 2px;
      margin: var(--sp2) auto 0;
    }

    /* Lists */
    .feature-list { list-style: none; padding: 0; }
    .feature-list li {
      padding: 0.4rem 0 0.4rem 1.6rem;
      position: relative;
      color: var(--fg2);
    }
    .feature-list li::before {
      content: '→';
      position: absolute;
      left: 0;
      color: var(--acc);
      font-weight: 700;
    }

    .checklist { list-style: none; padding: 0; }
    .checklist li {
      padding: 0.4rem 0 0.4rem 1.8rem;
      position: relative;
      color: var(--fg2);
    }
    .checklist li::before {
      content: '✓';
      position: absolute;
      left: 0;
      color: var(--acc);
      font-weight: 700;
    }

    .highlight-list { list-style: none; padding: 0; }
    .highlight-list li {
      padding: 0.5rem 0 0.5rem 1.8rem;
      position: relative;
      color: var(--fg2);
    }
    .highlight-list li::before {
      content: '◆';
      position: absolute;
      left: 0;
      color: var(--gold);
      font-size: 0.7rem;
      top: 0.75rem;
    }

    .numbered-list { padding-left: 1.4rem; }
    .numbered-list li { color: var(--fg2); margin-bottom: 0.5rem; }

    /* Images */
    .content-image { margin: var(--sp3) 0; border-radius: var(--rad); overflow: hidden; }
    .content-image img {
      width: 100%;
      height: auto;
      display: block;
      border-radius: var(--rad);
      object-fit: cover;
    }
    .content-image.portrait img { max-height: 400px; object-fit: cover; }
    .content-image.wide img { max-height: 340px; object-fit: cover; }
    .content-image.natural { text-align: center; }
    .content-image.natural img { width: auto; max-width: 100%; max-height: 320px; object-fit: contain; display: inline-block; }

    /* Tables */
    .table-responsive { overflow-x: auto; border-radius: var(--rad); border: 1px solid var(--card-border); }
    .feature-table { width: 100%; border-collapse: collapse; background: var(--card-bg); }
    .feature-table th {
      background: linear-gradient(135deg, var(--acc3), var(--acc2));
      color: #fff;
      padding: 1rem 1.2rem;
      text-align: left;
      font-weight: 700;
      font-size: 0.9rem;
      letter-spacing: 0.03em;
    }
    .feature-table td {
      padding: 0.9rem 1.2rem;
      color: var(--fg2);
      border-bottom: 1px solid rgba(0, 229, 255, 0.08);
      font-size: 0.93rem;
    }
    .feature-table tbody tr:hover { background: rgba(0, 229, 255, 0.05); }
    .feature-table tbody tr:last-child td { border-bottom: none; }

    /* Highlight box */
    .highlight-box {
      background: rgba(0, 229, 255, 0.06);
      border: 1px solid rgba(0, 229, 255, 0.25);
      border-left: 4px solid var(--acc);
      border-radius: var(--rad);
      padding: var(--sp3);
      margin: var(--sp4) 0;
    }
    .highlight-box p { color: var(--fg2); margin: 0; }
    .highlight-box strong { color: var(--acc); }

    /* Promo block */
    .promo-block {
      background: linear-gradient(135deg, rgba(124, 77, 255, 0.15), rgba(0, 229, 255, 0.08));
      border: 1px solid rgba(124, 77, 255, 0.3);
      border-radius: var(--rad-lg);
      padding: var(--sp4);
      margin-top: var(--sp4);
    }
    .promo-block h3 { color: var(--acc3); margin-bottom: var(--sp2); }
    .promo-block p { color: var(--fg2); }
    .promo-block a { color: var(--acc); font-weight: 700; }

    /* Accordion */
    .accordion-item {
      border: 1px solid var(--card-border);
      border-radius: var(--rad) !important;
      margin-bottom: var(--sp2);
      background: var(--card-bg);
      overflow: hidden;
    }

    .accordion-header { margin: 0; }

    .accordion-header button {
      width: 100%;
      background: transparent;
      border: none;
      color: var(--fg);
      font-size: 1rem;
      font-weight: 700;
      text-align: left;
      padding: var(--sp3);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: var(--sp2);
      transition: var(--trans);
    }

    .accordion-header button::after {
      content: '+';
      font-size: 1.4rem;
      color: var(--acc);
      flex-shrink: 0;
      transition: var(--trans);
    }

    .accordion-header button[aria-expanded="true"] { color: var(--acc); }
    .accordion-header button[aria-expanded="true"]::after { content: '−'; }

    .accordion-body {
      display: none;
      padding: 0 var(--sp3) var(--sp3);
    }
    .accordion-body.open { display: block; }
    .accordion-body p { color: var(--fg2); margin: 0; }

    /* Grids */
    .grid-3 {
      display: grid;
      grid-template-columns: 1fr;
      gap: var(--sp3);
    }

    .grid-2 {
      display: grid;
      grid-template-columns: 1fr;
      gap: var(--sp3);
    }

    @media (min-width: 768px) {
      .grid-3 { grid-template-columns: repeat(2, 1fr); }
      .grid-2 { grid-template-columns: repeat(2, 1fr); }
    }

    @media (min-width: 1024px) {
      .grid-3 { grid-template-columns: repeat(3, 1fr); }
    }

    /* Alternating section backgrounds */
    .bg-alt { background: linear-gradient(180deg, var(--c2) 0%, var(--c1) 100%); }
    .bg-alt2 { background: linear-gradient(180deg, var(--c3) 0%, var(--c1) 100%); }

    /* Trust bar */
    .trust-bar {
      display: flex;
      flex-wrap: wrap;
      gap: var(--sp2);
      align-items: center;
      justify-content: center;
    }
    .trust-item {
      display: flex;
      align-items: center;
      gap: 0.5rem;
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 50px;
      padding: 0.4rem 1rem;
      font-size: 0.85rem;
      color: var(--fg2);
      font-weight: 600;
    }
    .trust-item .dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--acc);
      flex-shrink: 0;
    }

    /* Stats */
    .stat-item { text-align: center; }
    .stat-num {
      font-size: clamp(2rem, 4vw, 3rem);
      font-weight: 900;
      background: linear-gradient(135deg, var(--gold), var(--acc));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      line-height: 1;
    }
    .stat-label { color: var(--fg3); font-size: 0.9rem; margin-top: 0.3rem; }

    /* Step indicator */
    .step-num {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--acc3), var(--acc));
      color: #fff;
      font-weight: 900;
      font-size: 0.9rem;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }

    /* Glow effects */
    .glow-acc { box-shadow: 0 0 30px rgba(0, 229, 255, 0.2); }

    /* === LAYOUT STYLES === */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(10, 10, 26, 0.95);
      backdrop-filter: blur(20px);
      border-bottom: 1px solid rgba(0, 229, 255, 0.12);
      padding: 0.85rem 0;
    }

    .header-inner {
      display: flex;
      align-items: center;
      gap: var(--sp2);
      position: relative;
    }

    .logo { flex-shrink: 0; }

    .logo-text {
      font-size: 1.4rem;
      font-weight: 900;
      background: linear-gradient(135deg, var(--acc) 0%, var(--acc3) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      letter-spacing: -0.02em;
    }

    .hamburger {
      display: none;
      flex-direction: column;
      gap: 5px;
      background: none;
      border: none;
      cursor: pointer;
      padding: 8px;
      border-radius: 8px;
      transition: var(--trans);
      margin-left: auto;
      z-index: 1010;
    }

    .hamburger span {
      display: block;
      width: 22px;
      height: 2px;
      background: var(--acc);
      border-radius: 2px;
      transition: var(--trans);
    }

    .hamburger:hover span { background: var(--gold); }

    .main-nav { margin-left: auto; }

    .nav-list {
      display: flex;
      align-items: center;
      gap: var(--sp3);
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .nav-list a {
      color: var(--fg2);
      font-weight: 600;
      font-size: 0.9rem;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      padding: 0.4rem 0;
      border-bottom: 2px solid transparent;
      transition: var(--trans);
    }

    .nav-list a:hover {
      color: var(--acc);
      border-bottom-color: var(--acc);
    }

    .cta-button {
      flex-shrink: 0;
      max-width: 200px;
      overflow: hidden;
      text-overflow: ellipsis;
      font-size: 0.85rem;
      padding: 0.6rem 1.4rem;
    }

    .site-footer {
      background: var(--c2);
      border-top: 1px solid var(--card-border);
      padding: var(--sp4) 0;
    }

    .footer-inner { text-align: center; }
    .footer-legal {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 0.5rem 1.5rem;
      margin-bottom: var(--sp2);
    }
    .footer-legal a {
      color: var(--fg3);
      font-size: 0.85rem;
      text-decoration: underline;
      text-underline-offset: 3px;
      transition: var(--trans);
    }
    .footer-legal a:hover { color: var(--acc); }
    .footer-copyright { color: var(--fg3); font-size: 0.85rem; margin: 0; }

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

      header nav.main-nav {
        position: absolute;
        top: calc(100% + 1px);
        left: 0;
        right: 0;
        background: rgba(10, 10, 26, 0.98);
        border-bottom: 1px solid var(--card-border);
        padding: var(--sp2) var(--sp3);
        display: none;
        z-index: 999;
      }

      header nav.main-nav.open { display: block; }

      .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--sp1);
      }

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

      .cta-button {
        display: block;
        width: 100%;
        max-width: 100%;
        text-align: center;
        order: 99;
        flex: 0 0 100%;
        margin-top: 0.5rem;
      }
    }

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

      header nav.main-nav {
        position: absolute;
        top: calc(100% + 1px);
        left: 0;
        right: 0;
        background: rgba(10, 10, 26, 0.98);
        border-bottom: 1px solid var(--card-border);
        padding: var(--sp2) var(--sp3);
        display: none;
        z-index: 999;
      }

      header nav.main-nav.open { display: block; }

      .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--sp1);
      }

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

      .cta-button {
        display: block;
        width: 100%;
        max-width: 100%;
        text-align: center;
        order: 99;
        flex: 0 0 100%;
        margin-top: 0.5rem;
      }
    }