:root {
      --blue: #0d6efd;
      --deep: #0d2b4c;
      --ice: #eef7ff;
      --soft: #f7fbff;
      --text: #213547;
      --muted: #64748b;
      --border: #d8e8f7;
      --green: #1ca77a;
      --orange: #ff9f43;
      --white: #ffffff;
      --shadow: 0 18px 45px rgba(13, 43, 76, 0.12);
      --radius: 28px;
    }

    * {
      box-sizing: border-box;
    }

    body {
      margin: 0;
      font-family: Arial, Helvetica, sans-serif;
      color: var(--text);
      background: linear-gradient(180deg, #ffffff 0%, #f2f8ff 48%, #ffffff 100%);
      line-height: 1.7;
    }

    img {
      width: 100%;
      height: auto;
      display: block;
      border-radius: 22px;
    }

    a {
      color: var(--blue);
      text-decoration: none;
      font-weight: 700;
    }

    .blog-wrap {
      max-width: 1180px;
      margin: 0 auto;
      padding: 0 20px 70px;
    }

    .hero {
      margin: 34px auto 40px;
      padding: 44px;
      border-radius: 36px;
      background:
        radial-gradient(circle at top right, rgba(13,110,253,0.20), transparent 32%),
        linear-gradient(135deg, #ffffff 0%, #eaf6ff 100%);
      box-shadow: var(--shadow);
      display: grid;
      grid-template-columns: 1.08fr 0.92fr;
      gap: 34px;
      align-items: center;
      overflow: hidden;
      position: relative;
    }

    .hero::after {
      content: "";
      position: absolute;
      width: 260px;
      height: 260px;
      border-radius: 50%;
      background: rgba(13,110,253,0.08);
      right: -90px;
      bottom: -110px;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 14px;
      border-radius: 999px;
      background: #ffffff;
      color: var(--blue);
      border: 1px solid var(--border);
      font-size: 14px;
      font-weight: 700;
      margin-bottom: 18px;
    }

    .hero h1 {
      font-size: clamp(34px, 5vw, 58px);
      line-height: 1.05;
      margin: 0 0 20px;
      color: var(--deep);
      letter-spacing: -1.4px;
    }

    .hero p {
      font-size: 18px;
      color: #36516b;
      margin: 0 0 26px;
      max-width: 720px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      align-items: center;
    }

    .btn-primary,
    .btn-secondary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 14px 22px;
      border-radius: 999px;
      font-weight: 800;
      transition: all .25s ease;
    }

    .btn-primary {
      background: var(--blue);
      color: #fff;
      box-shadow: 0 12px 26px rgba(13,110,253,0.22);
    }

    .btn-secondary {
      background: #fff;
      color: var(--deep);
      border: 1px solid var(--border);
    }

    .btn-primary:hover,
    .btn-secondary:hover {
      transform: translateY(-2px);
    }

    .hero-img {
      position: relative;
      z-index: 1;
    }

    .image-note {
      margin-top: 10px;
      font-size: 13px;
      color: var(--muted);
      text-align: center;
    }

    .decision-strip {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      margin: 34px 0;
    }

    .metric-card {
      background: #fff;
      border: 1px solid var(--border);
      border-radius: 24px;
      padding: 22px;
      box-shadow: 0 12px 30px rgba(13, 43, 76, 0.07);
    }

    .metric-card strong {
      display: block;
      color: var(--deep);
      font-size: 24px;
      margin-bottom: 6px;
    }

    .metric-card span {
      color: var(--muted);
      font-size: 14px;
    }

    .section {
      margin: 58px 0;
    }

    .section-header {
      max-width: 780px;
      margin-bottom: 26px;
    }

    .section-header h2 {
      font-size: clamp(28px, 4vw, 42px);
      line-height: 1.15;
      color: var(--deep);
      margin: 0 0 12px;
      letter-spacing: -0.8px;
    }

    .section-header p {
      margin: 0;
      color: var(--muted);
      font-size: 17px;
    }

    .split-panel {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
    }

    .tech-card {
      background: #fff;
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 28px;
      box-shadow: var(--shadow);
      position: relative;
      overflow: hidden;
    }

    .tech-card::before {
      content: "";
      position: absolute;
      width: 120px;
      height: 120px;
      border-radius: 50%;
      top: -50px;
      right: -50px;
      background: rgba(13,110,253,0.12);
    }

    .tech-card.ipl::before {
      background: rgba(255,159,67,0.16);
    }

    .tech-label {
      display: inline-block;
      margin-bottom: 12px;
      padding: 7px 12px;
      border-radius: 999px;
      font-size: 13px;
      font-weight: 800;
      background: var(--ice);
      color: var(--blue);
    }

    .ipl .tech-label {
      background: #fff3e4;
      color: #ce6d00;
    }

    .tech-card h3 {
      margin: 0 0 12px;
      font-size: 26px;
      color: var(--deep);
    }

    .tech-card ul {
      padding-left: 20px;
      margin: 16px 0 0;
    }

    .tech-card li {
      margin-bottom: 8px;
      color: #415a72;
    }

    .profit-map {
      background: #0d2b4c;
      color: #fff;
      border-radius: 34px;
      padding: 38px;
      display: grid;
      grid-template-columns: 0.9fr 1.1fr;
      gap: 30px;
      align-items: center;
      box-shadow: var(--shadow);
    }

    .profit-map h2 {
      font-size: clamp(28px, 4vw, 44px);
      margin: 0 0 12px;
      line-height: 1.12;
    }

    .profit-map p {
      color: #cfe2f4;
      margin: 0;
    }

    .profit-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
    }

    .profit-item {
      background: rgba(255,255,255,0.10);
      border: 1px solid rgba(255,255,255,0.18);
      border-radius: 22px;
      padding: 20px;
    }

    .profit-item b {
      display: block;
      color: #fff;
      font-size: 18px;
      margin-bottom: 8px;
    }

    .profit-item span {
      color: #d8e9f9;
      font-size: 14px;
    }

    .comparison-table {
      overflow-x: auto;
      background: #fff;
      border-radius: 26px;
      border: 1px solid var(--border);
      box-shadow: var(--shadow);
    }

    table {
      width: 100%;
      border-collapse: collapse;
      min-width: 780px;
    }

    th {
      background: var(--deep);
      color: #fff;
      text-align: left;
      padding: 18px;
      font-size: 15px;
    }

    td {
      padding: 18px;
      border-bottom: 1px solid #edf4fb;
      vertical-align: top;
    }

    tr:last-child td {
      border-bottom: none;
    }

    .badge-win {
      display: inline-block;
      padding: 5px 10px;
      border-radius: 999px;
      background: #e9f9f3;
      color: var(--green);
      font-weight: 800;
      font-size: 13px;
    }

    .badge-mid {
      display: inline-block;
      padding: 5px 10px;
      border-radius: 999px;
      background: #fff3e4;
      color: #bd6500;
      font-weight: 800;
      font-size: 13px;
    }

    .image-grid {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 22px;
      align-items: stretch;
    }

    .image-box {
      background: #fff;
      border: 1px solid var(--border);
      border-radius: 28px;
      padding: 16px;
      box-shadow: 0 12px 32px rgba(13, 43, 76, 0.08);
    }

    .roi-box {
      background:
        linear-gradient(135deg, rgba(13,110,253,0.08), rgba(28,167,122,0.08)),
        #ffffff;
      border: 1px solid var(--border);
      border-radius: 34px;
      padding: 34px;
      box-shadow: var(--shadow);
    }

    .roi-layout {
      display: grid;
      grid-template-columns: 0.85fr 1.15fr;
      gap: 26px;
      align-items: start;
    }

    .roi-card {
      background: #fff;
      border-radius: 26px;
      padding: 24px;
      border: 1px solid var(--border);
    }

    .roi-card h3 {
      margin: 0 0 12px;
      color: var(--deep);
      font-size: 24px;
    }

    .roi-list {
      display: grid;
      gap: 12px;
    }

    .roi-step {
      display: grid;
      grid-template-columns: 42px 1fr;
      gap: 14px;
      align-items: start;
      background: var(--soft);
      border-radius: 18px;
      padding: 14px;
      border: 1px solid #e4f1fc;
    }

    .roi-step .num {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: var(--blue);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 900;
    }

    .highlight-panel {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 18px;
    }

    .highlight {
      background: #fff;
      border-radius: 24px;
      border: 1px solid var(--border);
      padding: 24px;
      box-shadow: 0 10px 26px rgba(13, 43, 76, 0.07);
    }

    .highlight h3 {
      margin: 0 0 10px;
      color: var(--deep);
      font-size: 21px;
    }

    .highlight p {
      margin: 0;
      color: var(--muted);
    }

    .cta-band {
      margin-top: 58px;
      border-radius: 36px;
      padding: 42px;
      background:
        radial-gradient(circle at bottom left, rgba(255,255,255,0.22), transparent 28%),
        linear-gradient(135deg, #0d6efd 0%, #0d2b4c 100%);
      color: #fff;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 24px;
      align-items: center;
      box-shadow: var(--shadow);
    }

    .cta-band h2 {
      margin: 0 0 10px;
      font-size: clamp(28px, 4vw, 42px);
      line-height: 1.12;
    }

    .cta-band p {
      margin: 0;
      color: #dbeeff;
      max-width: 720px;
    }

    .cta-band a {
      background: #fff;
      color: var(--deep);
      padding: 15px 24px;
      border-radius: 999px;
      font-weight: 900;
      white-space: nowrap;
    }

    .faq {
      display: grid;
      gap: 14px;
    }

    details {
      background: #fff;
      border: 1px solid var(--border);
      border-radius: 20px;
      padding: 18px 20px;
      box-shadow: 0 8px 22px rgba(13, 43, 76, 0.05);
    }

    summary {
      cursor: pointer;
      font-weight: 900;
      color: var(--deep);
      font-size: 17px;
    }

    details p {
      margin: 12px 0 0;
      color: #52677d;
    }

    .author-note {
      margin-top: 40px;
      padding: 22px;
      background: #fff;
      border: 1px solid var(--border);
      border-radius: 22px;
      color: var(--muted);
      font-size: 14px;
    }

    @media (max-width: 920px) {
      .hero,
      .profit-map,
      .roi-layout,
      .image-grid,
      .cta-band {
        grid-template-columns: 1fr;
      }

      .decision-strip,
      .highlight-panel {
        grid-template-columns: repeat(2, 1fr);
      }

      .split-panel {
        grid-template-columns: 1fr;
      }

      .cta-band a {
        justify-self: start;
      }
    }

    @media (max-width: 620px) {
      .blog-wrap {
        padding: 0 14px 48px;
      }

      .hero {
        padding: 28px 20px;
        border-radius: 28px;
      }

      .decision-strip,
      .profit-grid,
      .highlight-panel {
        grid-template-columns: 1fr;
      }

      .profit-map,
      .roi-box,
      .cta-band {
        padding: 26px 20px;
        border-radius: 28px;
      }

      .metric-card,
      .tech-card,
      .highlight {
        padding: 20px;
      }

      .hero h1 {
        letter-spacing: -0.8px;
      }
    }