:root {
      --ink: #07111f;
      --deep: #0b1f35;
      --blue: #0b82d8;
      --sky: #45d9ff;
      --ice: #eef9ff;
      --paper: #ffffff;
      --cream: #fbf7ef;
      --text: #233548;
      --muted: #66788a;
      --line: #dbeaf4;
      --green: #16a77a;
      --orange: #f2a43b;
      --red: #de5b5b;
      --shadow: 0 22px 70px rgba(7, 17, 31, 0.12);
      --radius: 28px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: Arial, Helvetica, sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at 90% 0%, rgba(69, 217, 255, 0.18), transparent 32%),
        linear-gradient(180deg, #f8fcff 0%, #ffffff 42%, #f5f9fd 100%);
      line-height: 1.7;
    }

    a {
      color: var(--blue);
      text-decoration: none;
      font-weight: 800;
    }

    a:hover {
      text-decoration: underline;
    }

    .page {
      overflow: hidden;
      width: 100%;
    }

    .wrap {
      width: min(1180px, calc(100% - 36px));
      margin: 0 auto;
    }

    img {
      max-width: 100%;
      height: auto;
    }

    .media {
      width: 100%;
      position: relative;
      overflow: hidden;
      border-radius: 30px;
      background: linear-gradient(135deg, #eaf7ff, #ffffff);
      border: 1px solid rgba(219, 234, 244, 0.95);
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .media img {
      width: 100% !important;
      height: 100% !important;
      display: block !important;
      object-fit: contain !important;
      object-position: center center !important;
      background: #f7fbff;
    }

    .media.cover img {
      object-fit: cover !important;
    }


    .photo-replace {
      box-shadow: 0 18px 55px rgba(7,17,31,0.10);
    }

    .photo-replace img {
      transition: transform 0.45s ease, filter 0.45s ease;
    }

    .photo-replace:hover img {
      transform: scale(1.025);
      filter: saturate(1.04) contrast(1.03);
    }

    .ratio-1200-900 {
      aspect-ratio: 1200 / 900;
    }

    .ratio-1200-800 {
      aspect-ratio: 1200 / 800;
    }

    .ratio-square {
      aspect-ratio: 1 / 1;
    }

    .topbar {
      background: var(--ink);
      color: rgba(255,255,255,0.82);
      padding: 12px 0;
      font-size: 13px;
    }

    .topbar-inner {
      display: flex;
      justify-content: space-between;
      gap: 18px;
      align-items: center;
      flex-wrap: wrap;
    }

    .topbar strong {
      color: var(--sky);
    }

    .hero {
      padding: 72px 0 54px;
      background:
        linear-gradient(135deg, rgba(7,17,31,0.98), rgba(11,31,53,0.95)),
        radial-gradient(circle at 74% 36%, rgba(69,217,255,0.24), transparent 32%);
      color: #fff;
      position: relative;
    }

    .hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
      background-size: 48px 48px;
      opacity: 0.55;
      pointer-events: none;
    }

    .hero-grid {
      position: relative;
      z-index: 2;
      display: grid;
      grid-template-columns: 1.02fr 0.98fr;
      gap: 46px;
      align-items: center;
    }

    .label {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 8px 13px;
      border-radius: 999px;
      background: rgba(69,217,255,0.12);
      border: 1px solid rgba(69,217,255,0.28);
      color: var(--sky);
      font-size: 12px;
      text-transform: uppercase;
      letter-spacing: 1.2px;
      font-weight: 900;
      margin-bottom: 18px;
    }

    h1 {
      margin: 0;
      max-width: 780px;
      color: #fff;
      font-size: clamp(38px, 5.3vw, 72px);
      line-height: 0.98;
      letter-spacing: -2px;
    }

    .hero-sub {
      margin: 24px 0 0;
      color: rgba(255,255,255,0.78);
      font-size: 18px;
      max-width: 720px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-top: 32px;
    }

    .btn {
      display: inline-flex;
      min-height: 50px;
      align-items: center;
      justify-content: center;
      padding: 13px 24px;
      border-radius: 999px;
      font-weight: 900;
      transition: 0.24s ease;
    }

    .btn:hover {
      transform: translateY(-2px);
      text-decoration: none;
    }

    .btn-blue {
      color: #fff;
      background: linear-gradient(135deg, var(--sky), var(--blue));
      box-shadow: 0 16px 36px rgba(69,217,255,0.22);
    }

    .btn-white {
      color: var(--ink);
      background: #fff;
      box-shadow: 0 16px 40px rgba(0,0,0,0.12);
    }

    .hero-board {
      display: grid;
      gap: 14px;
    }

    .main-visual {
      padding: 14px;
      border-radius: 36px;
      background: rgba(255,255,255,0.08);
      border: 1px solid rgba(255,255,255,0.16);
      box-shadow: 0 30px 90px rgba(0,0,0,0.32);
      backdrop-filter: blur(14px);
    }

    .decision-strip {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
    }

    .decision-chip {
      border-radius: 22px;
      padding: 18px 14px;
      background: rgba(255,255,255,0.08);
      border: 1px solid rgba(255,255,255,0.14);
      color: #fff;
    }

    .decision-chip strong {
      display: block;
      font-size: 20px;
      line-height: 1.1;
    }

    .decision-chip span {
      display: block;
      margin-top: 4px;
      font-size: 12px;
      color: rgba(255,255,255,0.68);
    }

    .quick-answer {
      padding: 40px 0 18px;
      background: var(--paper);
    }

    .answer-card {
      display: grid;
      grid-template-columns: 0.85fr 1.15fr;
      gap: 30px;
      align-items: stretch;
      border-radius: 36px;
      overflow: hidden;
      box-shadow: var(--shadow);
      border: 1px solid var(--line);
      background: #fff;
    }

    .answer-left {
      padding: 34px;
      background:
        radial-gradient(circle at 80% 10%, rgba(69,217,255,0.22), transparent 38%),
        linear-gradient(135deg, var(--cream), #ffffff);
    }

    .answer-left small {
      display: inline-block;
      color: var(--blue);
      text-transform: uppercase;
      letter-spacing: 1px;
      font-weight: 900;
      margin-bottom: 12px;
    }

    .answer-left h2 {
      margin: 0;
      color: var(--ink);
      font-size: clamp(28px, 4vw, 46px);
      line-height: 1.06;
      letter-spacing: -1px;
    }

    .answer-right {
      padding: 34px;
    }

    .answer-right p {
      margin: 0;
      color: var(--muted);
      font-size: 18px;
    }

    .answer-right strong {
      color: var(--ink);
    }

    .content {
      padding: 34px 0 80px;
    }

    .section {
      margin-top: 30px;
    }

    .section-head {
      display: grid;
      grid-template-columns: 0.8fr 1.2fr;
      gap: 28px;
      align-items: end;
      margin-bottom: 22px;
    }

    .section-kicker {
      color: var(--blue);
      text-transform: uppercase;
      letter-spacing: 1.2px;
      font-weight: 900;
      font-size: 13px;
      margin-bottom: 10px;
    }

    h2 {
      margin: 0;
      color: var(--ink);
      font-size: clamp(30px, 4.2vw, 52px);
      line-height: 1.06;
      letter-spacing: -1.3px;
    }

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

    .duel-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 18px;
    }

    .duel-card {
      position: relative;
      overflow: hidden;
      border-radius: 34px;
      padding: 32px;
      background: #fff;
      border: 1px solid var(--line);
      box-shadow: 0 16px 48px rgba(7,17,31,0.08);
    }

    .duel-card::after {
      content: "";
      position: absolute;
      right: -80px;
      top: -80px;
      width: 220px;
      height: 220px;
      border-radius: 50%;
      background: rgba(11,130,216,0.08);
    }

    .duel-card.dark {
      background: linear-gradient(135deg, var(--ink), var(--deep));
      color: #fff;
    }

    .duel-card.dark h3,
    .duel-card.dark p {
      color: #fff;
    }

    .duel-card.dark p {
      color: rgba(255,255,255,0.74);
    }

    .duel-card h3 {
      position: relative;
      z-index: 1;
      margin: 0 0 12px;
      font-size: 30px;
      color: var(--ink);
    }

    .duel-card p {
      position: relative;
      z-index: 1;
      margin: 0;
      color: var(--muted);
    }

    .score {
      position: relative;
      z-index: 1;
      display: inline-flex;
      margin-bottom: 18px;
      align-items: center;
      justify-content: center;
      min-width: 68px;
      height: 42px;
      border-radius: 999px;
      color: #fff;
      background: linear-gradient(135deg, var(--blue), var(--sky));
      font-weight: 900;
    }

    .feature-row {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 14px;
      margin-top: 22px;
    }

    .feature {
      border-radius: 24px;
      padding: 22px;
      background: #fff;
      border: 1px solid var(--line);
      box-shadow: 0 12px 34px rgba(7,17,31,0.06);
    }

    .feature b {
      display: block;
      color: var(--ink);
      font-size: 18px;
      margin-bottom: 8px;
    }

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

    .comparison-shell {
      border-radius: 36px;
      overflow: hidden;
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
      background: #fff;
    }

    .comparison-top {
      display: grid;
      grid-template-columns: 1fr 1fr;
      background: var(--ink);
      color: #fff;
    }

    .comparison-top div {
      padding: 26px 30px;
    }

    .comparison-top strong {
      display: block;
      font-size: 28px;
      line-height: 1.1;
    }

    .comparison-top span {
      display: block;
      margin-top: 6px;
      color: rgba(255,255,255,0.7);
      font-size: 14px;
    }

    .comparison-table {
      overflow-x: auto;
      -webkit-overflow-scrolling: touch;
    }

    table {
      width: 100%;
      min-width: 860px;
      border-collapse: collapse;
    }

    th,
    td {
      padding: 18px 22px;
      border-bottom: 1px solid var(--line);
      vertical-align: top;
      text-align: left;
      font-size: 15px;
    }

    th {
      color: var(--ink);
      background: #f5fbff;
      font-weight: 900;
    }

    td {
      color: var(--muted);
    }

    td:first-child {
      color: var(--ink);
      font-weight: 900;
    }

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

    .tag {
      display: inline-flex;
      margin-top: 8px;
      border-radius: 999px;
      padding: 5px 10px;
      font-size: 12px;
      font-weight: 900;
    }

    .good {
      background: #e7fff6;
      color: var(--green);
    }

    .mid {
      background: #fff7e7;
      color: #b87418;
    }

    .risk {
      background: #fff0f0;
      color: var(--red);
    }

    .visual-story {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 22px;
      align-items: center;
    }

    .story-panel {
      padding: 34px;
      border-radius: 34px;
      background:
        radial-gradient(circle at 100% 0%, rgba(69,217,255,0.15), transparent 34%),
        #fff;
      border: 1px solid var(--line);
      box-shadow: 0 16px 50px rgba(7,17,31,0.08);
    }

    .story-panel h3 {
      margin: 0 0 14px;
      color: var(--ink);
      font-size: 34px;
      line-height: 1.1;
    }

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

    .check-list {
      display: grid;
      gap: 12px;
      margin: 20px 0 0;
      padding: 0;
      list-style: none;
    }

    .check-list li {
      position: relative;
      padding: 14px 16px 14px 46px;
      border-radius: 18px;
      background: #f8fcff;
      border: 1px solid var(--line);
      color: var(--muted);
    }

    .check-list li::before {
      content: "✓";
      position: absolute;
      left: 16px;
      top: 13px;
      color: var(--blue);
      font-weight: 900;
    }

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

    .wave {
      padding: 26px;
      border-radius: 30px;
      background: #fff;
      border: 1px solid var(--line);
      box-shadow: 0 14px 44px rgba(7,17,31,0.07);
    }

    .wave em {
      display: inline-flex;
      padding: 8px 13px;
      border-radius: 999px;
      background: linear-gradient(135deg, var(--blue), var(--sky));
      color: #fff;
      font-style: normal;
      font-weight: 900;
      margin-bottom: 14px;
    }

    .wave h3 {
      margin: 0 0 8px;
      color: var(--ink);
      font-size: 22px;
    }

    .wave p {
      margin: 0;
      color: var(--muted);
      font-size: 15px;
    }

    .product-block {
      display: grid;
      grid-template-columns: 0.9fr 1.1fr;
      gap: 28px;
      align-items: center;
      border-radius: 38px;
      padding: 24px;
      background:
        linear-gradient(135deg, rgba(7,17,31,0.98), rgba(11,31,53,0.96));
      color: #fff;
      box-shadow: var(--shadow);
    }

    .product-text {
      padding: 20px;
    }

    .product-text h2 {
      color: #fff;
      margin-bottom: 16px;
    }

    .product-text p {
      color: rgba(255,255,255,0.74);
      margin: 0;
    }

    .product-text .check-list li {
      background: rgba(255,255,255,0.08);
      border-color: rgba(255,255,255,0.14);
      color: rgba(255,255,255,0.78);
    }

    .product-text .btn {
      margin-top: 22px;
    }

    .faq-grid {
      display: grid;
      gap: 12px;
    }

    details {
      border-radius: 22px;
      border: 1px solid var(--line);
      background: #fff;
      padding: 18px 20px;
      box-shadow: 0 10px 28px rgba(7,17,31,0.05);
    }

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

    details p {
      margin: 12px 0 0;
      color: var(--muted);
    }

    .final-cta {
      text-align: center;
      padding: 56px 34px;
      border-radius: 40px;
      background:
        radial-gradient(circle at 50% 0%, rgba(69,217,255,0.26), transparent 38%),
        linear-gradient(135deg, var(--ink), var(--deep));
      color: #fff;
      box-shadow: var(--shadow);
    }

    .final-cta h2 {
      color: #fff;
      max-width: 820px;
      margin: 0 auto 14px;
    }

    .final-cta p {
      max-width: 760px;
      margin: 0 auto;
      color: rgba(255,255,255,0.76);
    }

    .final-cta .btn {
      margin-top: 24px;
    }

    @media (max-width: 980px) {
      .hero-grid,
      .answer-card,
      .section-head,
      .duel-grid,
      .visual-story,
      .product-block {
        grid-template-columns: 1fr;
      }

      .feature-row,
      .waves {
        grid-template-columns: 1fr 1fr;
      }

      .comparison-top {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 640px) {
      .wrap {
        width: min(100% - 24px, 1180px);
      }

      .hero {
        padding: 54px 0 40px;
      }

      h1 {
        font-size: 38px;
      }

      .hero-sub {
        font-size: 16px;
      }

      .decision-strip,
      .feature-row,
      .waves {
        grid-template-columns: 1fr;
      }

      .answer-left,
      .answer-right,
      .duel-card,
      .story-panel,
      .product-text,
      .final-cta {
        padding: 24px;
      }

      table {
        min-width: 760px;
      }

      .media {
        border-radius: 22px;
      }
    }