:root {
      --canal-blue: #3d7eae;
      --canal-deep: #1a3d52;
      --sky: #8ecae6;
      --brick: #c45c3e;
      --tulip: #e0782f;
      --tulip-dark: #c45d18;
      --foliage: #5e9b78;
      --ink: #0b141f;
      --panel: rgba(11, 20, 31, 0.78);
      --panel-soft: rgba(18, 36, 52, 0.55);
      --stroke: rgba(142, 202, 230, 0.38);
      --stroke-warm: rgba(224, 120, 47, 0.45);
      --text: #f7f4ef;
      --text-muted: #c8d7e4;
      --accent-heading: #a8daf0;
      --shadow-deep: 0 18px 50px rgba(5, 12, 20, 0.55);
    }

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

    html { scroll-behavior: smooth; }

    body {
      font-family: system-ui, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      background-color: var(--ink);
      color: var(--text);
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
      line-height: 1.65;
    }

    a { color: inherit; text-decoration: none; }

    #bg-media {
      position: fixed;
      inset: 0;
      z-index: -1;
      background-color: var(--ink);
      pointer-events: none;
    }
    #bg-media picture,
    #bg-media img {
      position: absolute;
      width: 100%;
      height: 100%;
      object-fit: cover;
      object-position: center;
      filter: brightness(0.58) saturate(1.06);
    }
    #bg-media::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(165deg, rgba(26,61,82,0.35) 0%, rgba(11,20,31,0.55) 42%, rgba(7,12,18,0.88) 100%);
      pointer-events: none;
    }

    .logo-container {
      position: fixed;
      top: 18px;
      left: 28px;
      z-index: 10;
      opacity: 0;
      transition: opacity 1s ease;
      display: flex;
      align-items: center;
    }
    .logo-container.show { opacity: 1; }

    .logo-text {
      font-weight: 800;
      font-size: clamp(13px, 3.2vw, 20px);
      letter-spacing: 0.03em;
      line-height: 1.15;
      max-width: min(92vw, 360px);
      background: linear-gradient(90deg, var(--sky) 0%, #fff8f0 45%, var(--tulip) 100%);
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
      text-shadow: 0 2px 30px rgba(142, 202, 230, 0.25);
    }

    .intro {
      margin: 148px auto 32px;
      width: min(92%, 760px);
      padding: 42px 34px;
      background: var(--panel-soft);
      border-radius: 22px;
      border: 1px solid var(--stroke);
      box-shadow: var(--shadow-deep), 0 0 0 1px rgba(255,255,255,0.04) inset;
      backdrop-filter: blur(10px);
      text-align: center;
      opacity: 0;
      transform: translateY(15px);
      transition: opacity 1.5s ease, transform 1.5s ease;
    }
    .intro.show { opacity: 1; transform: translateY(0); }

    .intro h1, .intro p, .features, .call-buttons {
      opacity: 0;
      transform: translateY(15px);
      transition: opacity 1.5s ease, transform 1.5s ease;
    }
    .intro-content.show h1,
    .intro-content.show p,
    .intro-content.show .features,
    .intro-content.show .call-buttons {
      opacity: 1;
      transform: translateY(0);
    }

    .intro h1 {
      font-size: clamp(28px, 4.2vw, 44px);
      color: var(--accent-heading);
      font-weight: 800;
      margin-bottom: 14px;
      line-height: 1.18;
      text-wrap: balance;
    }

    .intro .hero-sub {
      color: var(--text-muted);
      font-size: clamp(15px, 2.1vw, 18px);
      margin-bottom: 22px;
      text-wrap: pretty;
    }

    .intro .trust-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px 14px;
      justify-content: center;
      margin-bottom: 20px;
    }
    .trust-pill {
      font-size: 13px;
      font-weight: 600;
      color: var(--text);
      padding: 8px 14px;
      border-radius: 999px;
      background: rgba(94, 155, 120, 0.22);
      border: 1px solid rgba(94, 155, 120, 0.45);
    }
    .trust-pill i { margin-right: 6px; color: var(--foliage); }

    .call-buttons {
      display: flex;
      justify-content: center;
      gap: 14px;
      margin: 10px 0 8px;
      flex-wrap: wrap;
    }

    .call-btn {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 14px 26px;
      background: linear-gradient(180deg, var(--tulip) 0%, var(--tulip-dark) 100%);
      color: #fff;
      border-radius: 999px;
      font-weight: 700;
      font-size: 16px;
      border: 1px solid rgba(255,255,255,0.18);
      box-shadow: 0 10px 28px rgba(224, 120, 47, 0.38);
      transition: transform 0.25s ease, box-shadow 0.25s ease, filter 0.25s ease;
    }
    .call-btn--secondary {
      background: linear-gradient(180deg, rgba(61,126,174,0.95) 0%, var(--canal-deep) 100%);
      box-shadow: 0 10px 28px rgba(26, 61, 82, 0.45);
      border-color: rgba(142, 202, 230, 0.35);
    }
    .call-btn:hover {
      transform: translateY(-2px);
      filter: brightness(1.05);
    }
    .call-btn:focus-visible {
      outline: 2px solid var(--sky);
      outline-offset: 3px;
    }
    .call-btn i { font-size: 19px; }

    .features { text-align: left; margin-top: 26px; }
    .feature { margin-bottom: 20px; position: relative; padding-left: 15px; }
    .feature::before {
      content: "";
      position: absolute;
      left: 0;
      top: 8px;
      bottom: 8px;
      width: 3px;
      background: linear-gradient(180deg, var(--tulip), var(--sky));
      border-radius: 3px;
    }
    .feature h3 {
      color: var(--accent-heading);
      font-size: 19px;
      margin-bottom: 6px;
      font-weight: 700;
    }
    .feature p { color: var(--text-muted); font-size: 15.5px; margin: 0; }

    .toc-nav {
      max-width: min(92%, 1000px);
      margin: 0 auto 28px;
      padding: 22px 26px;
      background: var(--panel);
      border-radius: 18px;
      border: 1px solid var(--stroke);
      backdrop-filter: blur(10px);
      box-shadow: var(--shadow-deep);
    }
    .toc-nav h2 {
      font-size: 15px;
      text-transform: uppercase;
      letter-spacing: 0.12em;
      color: var(--sky);
      margin-bottom: 12px;
      font-weight: 700;
    }
    .toc-list {
      list-style: none;
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 8px 14px;
    }
    .toc-list a {
      color: var(--text);
      font-weight: 600;
      font-size: 14px;
      padding: 8px 10px;
      border-radius: 10px;
      display: block;
      background: rgba(255,255,255,0.04);
      border: 1px solid rgba(255,255,255,0.06);
      transition: background 0.2s ease, border-color 0.2s ease;
    }
    .toc-list a:hover {
      background: rgba(142, 202, 230, 0.12);
      border-color: var(--stroke);
    }

    .seo-content {
      max-width: min(92%, 1040px);
      margin: 36px auto 60px;
      padding: 44px 40px;
      background: var(--panel);
      border-radius: 22px;
      border: 1px solid var(--stroke);
      backdrop-filter: blur(12px);
      box-shadow: var(--shadow-deep);
      content-visibility: auto;
      contain-intrinsic-size: 1px 3200px;
    }

    .seo-content > h2 {
      color: var(--accent-heading);
      font-size: clamp(22px, 3vw, 32px);
      margin-bottom: 16px;
      text-align: center;
      line-height: 1.25;
      text-wrap: balance;
    }

    .lead-em {
      font-size: clamp(16px, 2vw, 18px);
      color: var(--text-muted);
      text-align: center;
      max-width: 52rem;
      margin: 0 auto 28px;
      text-wrap: pretty;
    }

    .seo-content h3 {
      color: var(--accent-heading);
      font-size: clamp(18px, 2.2vw, 24px);
      margin: 32px 0 14px;
      line-height: 1.3;
    }

    .seo-content h4 {
      color: var(--text);
      font-size: 17px;
      margin: 18px 0 8px;
      font-weight: 700;
    }

    .seo-content p {
      color: var(--text-muted);
      margin-bottom: 14px;
      font-size: 16px;
    }

    .seo-content ul, .seo-content ol {
      color: var(--text-muted);
      padding-left: 22px;
      margin-bottom: 18px;
    }

    .seo-content li { margin-bottom: 8px; }

    .split-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 22px;
      margin: 22px 0;
    }
    .mini-card {
      background: rgba(255,255,255,0.04);
      border: 1px solid rgba(255,255,255,0.08);
      border-radius: 16px;
      padding: 20px 20px 18px;
    }
    .mini-card h4 { margin-top: 0; color: var(--sky); font-size: 17px; }

    .service-areas {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
      gap: 12px;
      margin-top: 16px;
    }

    .area-item {
      background: rgba(61, 126, 174, 0.14);
      padding: 12px 10px;
      border-radius: 12px;
      text-align: center;
      border: 1px solid rgba(142, 202, 230, 0.22);
      font-weight: 600;
      font-size: 14px;
      color: var(--text);
      transition: transform 0.2s ease, border-color 0.2s ease;
    }
    .area-item:hover {
      transform: translateY(-2px);
      border-color: var(--stroke-warm);
    }

    .benefits-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
      gap: 18px;
      margin-top: 22px;
    }

    .benefit-card {
      background: rgba(12, 22, 32, 0.65);
      padding: 22px 18px;
      border-radius: 16px;
      border: 1px solid rgba(142, 202, 230, 0.2);
      text-align: center;
      transition: transform 0.2s ease, border-color 0.2s ease;
    }
    .benefit-card:hover {
      transform: translateY(-4px);
      border-color: var(--tulip);
    }

    .benefit-icon {
      font-size: 36px;
      color: var(--tulip);
      margin-bottom: 12px;
    }

    .benefit-card h4 {
      color: var(--text);
      margin-bottom: 8px;
      font-size: 17px;
    }
    .benefit-card p {
      color: var(--text-muted);
      font-size: 14.5px;
      margin: 0;
    }

    .info-table-wrap { overflow-x: auto; margin: 18px 0 8px; border-radius: 14px; border: 1px solid rgba(255,255,255,0.08); }
    .info-table {
      width: 100%;
      border-collapse: collapse;
      font-size: 15px;
      min-width: 520px;
    }
    .info-table th, .info-table td {
      padding: 12px 14px;
      text-align: left;
      border-bottom: 1px solid rgba(255,255,255,0.07);
      color: var(--text-muted);
    }
    .info-table th {
      background: rgba(61, 126, 174, 0.2);
      color: var(--text);
      font-weight: 700;
    }
    .info-table tr:last-child td { border-bottom: none; }

    .cta-section {
      text-align: center;
      padding: 36px 22px;
      background: linear-gradient(135deg, rgba(224, 120, 47, 0.12) 0%, rgba(61, 126, 174, 0.12) 100%);
      border-radius: 18px;
      margin: 38px 0;
      border: 1px solid var(--stroke-warm);
    }
    .cta-section h3 {
      color: var(--accent-heading);
      font-size: clamp(20px, 2.4vw, 26px);
      margin-bottom: 12px;
    }
    .cta-section p {
      margin-bottom: 18px;
      max-width: 640px;
      margin-left: auto;
      margin-right: auto;
    }

    .faq-dl dt {
      font-weight: 700;
      color: var(--text);
      margin-top: 18px;
      font-size: 16px;
    }
    .faq-dl dd {
      color: var(--text-muted);
      margin: 6px 0 0 0;
      padding-bottom: 8px;
      border-bottom: 1px solid rgba(255,255,255,0.06);
      font-size: 15.5px;
    }
    .faq-dl dt:first-child { margin-top: 8px; }

    .smooth-transition {
      height: 110px;
      background: linear-gradient(to bottom, rgba(7,12,18,0) 0%, rgba(11,20,31,0.9) 100%);
    }

    .fixed-icons {
      position: fixed;
      right: 22px;
      bottom: 22px;
      display: flex;
      flex-direction: column;
      gap: 12px;
      z-index: 9;
      opacity: 0;
      transition: opacity 1s ease;
    }
    .fixed-icons.show { opacity: 1; }
    .fabtn {
      width: 56px;
      height: 56px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      background: linear-gradient(180deg, var(--tulip) 0%, var(--tulip-dark) 100%);
      color: white;
      font-size: 22px;
      box-shadow: 0 10px 26px rgba(224, 120, 47, 0.42);
      border: 1px solid rgba(255,255,255,0.15);
      transition: transform 0.2s ease;
    }
    .fabtn--alt {
      background: linear-gradient(180deg, var(--canal-blue) 0%, var(--canal-deep) 100%);
      box-shadow: 0 10px 26px rgba(26, 61, 82, 0.5);
    }
    .fabtn:hover { transform: scale(1.06); }
    .fabtn:focus-visible { outline: 2px solid var(--sky); outline-offset: 2px; }

    footer {
      background: linear-gradient(180deg, #0e1924 0%, #0b141f 70%);
      text-align: center;
      padding: 56px 20px 32px;
      color: var(--text);
      border-top: 1px solid rgba(142, 202, 230, 0.15);
    }

    .footer-container {
      max-width: 1040px;
      margin: auto;
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
      gap: 28px;
      text-align: left;
    }

    .footer-section h3 {
      color: var(--sky);
      margin-bottom: 12px;
      font-size: 18px;
      font-weight: 700;
    }

    .footer-section ul { list-style: none; }

    .footer-section li {
      color: var(--text-muted);
      margin-bottom: 7px;
      font-size: 14.5px;
    }

    .footer-section a {
      color: var(--accent-heading);
      transition: color 0.2s ease;
    }
    .footer-section a:hover { color: var(--tulip); text-decoration: underline; }

    .footer-bottom {
      margin-top: 26px;
      font-size: 12.5px;
      color: #9aa8b5;
      border-top: 1px solid rgba(255,255,255,0.08);
      padding-top: 18px;
      grid-column: 1 / -1;
      text-align: center;
      line-height: 1.55;
    }

    @media (max-width: 768px) {
      .logo-container { left: 14px; top: 14px; }
      .intro { margin: 118px auto 24px; padding: 28px 20px; }
      .fabtn { width: 50px; height: 50px; font-size: 20px; }
      .feature h3 { font-size: 17px; }
      .toc-list { grid-template-columns: 1fr; }
      .seo-content { padding: 28px 20px; }
      .info-table { min-width: 100%; font-size: 14px; }
      .footer-container { grid-template-columns: 1fr; text-align: center; }
    }

    @media (max-width: 480px) {
      .logo-container { left: 10px; top: 10px; }
      .call-btn { width: 100%; justify-content: center; }
    }

    @media print {
      .fixed-icons, #bg-media { display: none !important; }
      body { background: white; color: black; }
      .seo-content, .intro, .toc-nav { box-shadow: none; border: 1px solid #ccc; }
    }