:root {
      color-scheme: light;
      --ink: #20213b;
      --muted: #62647c;
      --line: #e5e6f1;
      --paper: #fbfbff;
      --panel: #ffffff;
      --purple: #6848e8;
      --pink: #ed5b9c;
      --cyan: #28a9c9;
      --lime: #c5e86c;
      --shadow: 0 18px 50px rgba(67, 54, 138, .09);
      --container: 1180px;
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; scroll-padding-top: 92px; }
    body {
      margin: 0;
      color: var(--ink);
      background:
        radial-gradient(ellipse at 8% 9%, rgba(236, 214, 255, .42), transparent 31rem),
        radial-gradient(ellipse at 93% 22%, rgba(206, 244, 244, .38), transparent 34rem),
        linear-gradient(180deg, #fbfaff 0%, #ffffff 38%, #f9fbff 100%);
      font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
    }
    a { color: inherit; text-decoration: none; }
    button, input, select, textarea { font: inherit; }
    img { max-width: 100%; height: auto; }
    .container { width: min(var(--container), calc(100% - 40px)); margin-inline: auto; }
    .site-header {
      position: sticky; top: 0; z-index: 20;
      border-bottom: 1px solid rgba(228, 228, 242, .82);
      background: rgba(255, 255, 255, .91);
      backdrop-filter: blur(16px);
    }
    .nav-row { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 22px; }
    .brand { display: inline-flex; align-items: center; gap: 11px; flex: 0 0 auto; }
    .brand img { display: block; width: 42px; max-height: 42px; object-fit: contain; }
    .brand-name { font-size: 17px; font-weight: 800; letter-spacing: .02em; }
    .brand-sub { display: block; margin-top: -3px; color: #777891; font-size: 10px; letter-spacing: .08em; }
    .nav-links { display: flex; align-items: center; justify-content: flex-end; gap: 0; }
    .nav-links a { padding: 10px 11px; color: #4e5069; font-size: 13px; white-space: nowrap; transition: color .2s ease; }
    .nav-links a:hover, .nav-links a:focus-visible { color: var(--purple); }
    .nav-actions { display: flex; align-items: center; gap: 10px; flex: 0 0 auto; }
    .menu-toggle { display: none; }
    .button {
      display: inline-flex; align-items: center; justify-content: center; gap: 8px;
      min-height: 46px; padding: 0 19px; border: 1px solid transparent; border-radius: 14px;
      font-size: 14px; font-weight: 750; cursor: pointer;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
    }
    .button:hover { transform: translateY(-2px); }
    .button-primary { color: #fff; background: linear-gradient(110deg, #674be9, #9b54e5 55%, #e65d9c); box-shadow: 0 10px 22px rgba(115, 71, 213, .22); }
    .button-primary:hover { box-shadow: 0 14px 28px rgba(115, 71, 213, .3); }
    .button-outline { color: var(--ink); border-color: #dcdced; background: #fff; }
    .button-dark { color: #fff; background: #252444; }
    .hero { position: relative; overflow: hidden; padding: 76px 0 46px; }
    .hero::before, .hero::after { position: absolute; z-index: 0; border-radius: 999px; content: ""; pointer-events: none; }
    .hero::before { width: 390px; height: 390px; right: -155px; top: 28px; border: 1px solid rgba(104, 72, 232, .14); box-shadow: 0 0 0 32px rgba(104,72,232,.025), 0 0 0 70px rgba(237,91,156,.025); animation: orbit 22s linear infinite; }
    .hero::after { width: 14px; height: 14px; right: 18%; top: 110px; background: var(--pink); box-shadow: 0 0 0 10px rgba(237,91,156,.13); animation: breathe 3.5s ease-in-out infinite; }
    .hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(290px, .75fr); gap: 64px; align-items: center; }
    .eyebrow { display: inline-flex; align-items: center; gap: 9px; color: #6951c5; font-size: 12px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
    .eyebrow::before { width: 22px; height: 2px; background: linear-gradient(90deg, var(--pink), var(--purple)); content: ""; }
    h1 { max-width: 760px; margin: 18px 0; font-size: clamp(38px, 6vw, 70px); line-height: 1.09; letter-spacing: -.055em; }
    .hero h1 span { color: var(--purple); }
    .hero-copy { max-width: 650px; margin: 0; color: var(--muted); font-size: clamp(16px, 1.8vw, 19px); }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
    .hero-note { margin-top: 18px; color: #777891; font-size: 12px; }
    .hero-note strong { color: #484665; }
    .hero-visual { position: relative; padding: 24px 0; }
    .orbit-card {
      position: relative; padding: 25px; border: 1px solid rgba(255,255,255,.9); border-radius: 28px;
      background: linear-gradient(145deg, rgba(255,255,255,.96), rgba(247,244,255,.9));
      box-shadow: 0 25px 75px rgba(79, 61, 152, .13);
    }
    .orbit-card::before { position: absolute; inset: 10px; border: 1px solid #efecfb; border-radius: 20px; content: ""; pointer-events: none; }
    .orbit-top { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
    .orbit-top strong { font-size: 15px; }
    .live-tag { padding: 5px 9px; border-radius: 999px; color: #267255; background: #e6f7ef; font-size: 11px; font-weight: 750; }
    .core-node { position: relative; display: grid; place-items: center; width: 104px; height: 104px; margin: 26px auto; border: 1px solid #ddd5ff; border-radius: 32px; color: white; background: linear-gradient(145deg, #7156f3, #dc5da5); box-shadow: 0 16px 32px rgba(116, 77, 211, .24); transform: rotate(-5deg); }
    .core-node span { font-size: 24px; font-weight: 900; transform: rotate(5deg); }
    .orbit-list { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
    .orbit-chip { padding: 11px 12px; border: 1px solid #eceaf5; border-radius: 13px; background: #fff; color: #4d4d68; font-size: 12px; }
    .orbit-chip b { display: block; margin-bottom: 2px; color: #282742; font-size: 13px; }
    .hero-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin-top: 56px; overflow: hidden; border: 1px solid #e9e7f3; border-radius: 18px; background: #e9e7f3; }
    .strip-item { padding: 18px 20px; background: rgba(255,255,255,.94); }
    .strip-item strong { display: block; font-size: 15px; }
    .strip-item span { color: var(--muted); font-size: 12px; }
    .section { padding: 76px 0; }
    .section-soft { background: linear-gradient(115deg, rgba(248,245,255,.75), rgba(242,251,252,.75)); border-block: 1px solid rgba(232,231,244,.75); }
    .section-head { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 30px; }
    .section-head > div { max-width: 720px; }
    .section-kicker { display: block; margin-bottom: 8px; color: #795aca; font-size: 11px; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; }
    h2 { margin: 0; font-size: clamp(27px, 4vw, 41px); line-height: 1.2; letter-spacing: -.04em; }
    .section-head p { max-width: 620px; margin: 11px 0 0; color: var(--muted); font-size: 15px; }
    .text-link { display: inline-flex; align-items: center; gap: 7px; color: var(--purple); font-size: 13px; font-weight: 750; }
    .intro-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(260px, .85fr); gap: 28px; align-items: stretch; }
    .intro-copy { padding: 30px; border-radius: 24px; background: #282642; color: #fff; }
    .intro-copy h3 { margin: 0 0 12px; font-size: 23px; }
    .intro-copy p { margin: 0; color: #deddf0; font-size: 14px; }
    .intro-points { display: grid; grid-template-columns: 1fr 1fr; gap: 11px; margin-top: 24px; }
    .intro-point { padding: 12px; border: 1px solid rgba(255,255,255,.15); border-radius: 13px; color: #f3f1ff; font-size: 12px; }
    .intro-point b { display: block; margin-bottom: 3px; color: #d4c7ff; font-size: 13px; }
    .capability-list { display: grid; gap: 12px; }
    .capability { display: flex; gap: 14px; padding: 17px 18px; border: 1px solid var(--line); border-radius: 16px; background: var(--panel); }
    .capability-mark { flex: 0 0 35px; display: grid; place-items: center; width: 35px; height: 35px; border-radius: 12px; color: #6247d8; background: #f0ecff; font-weight: 900; }
    .capability h3 { margin: 0 0 3px; font-size: 14px; }
    .capability p { margin: 0; color: var(--muted); font-size: 12px; }
    .service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
    .service-card { position: relative; overflow: hidden; min-height: 168px; padding: 21px; border: 1px solid #e7e6f1; border-radius: 19px; background: rgba(255,255,255,.92); transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease; }
    .service-card:hover { transform: translateY(-4px); border-color: #d5cef7; box-shadow: var(--shadow); }
    .service-card::after { position: absolute; right: -18px; bottom: -31px; width: 90px; height: 90px; border-radius: 50%; background: radial-gradient(circle, rgba(161,127,255,.12), transparent 70%); content: ""; }
    .service-card h3 { margin: 0 0 7px; font-size: 16px; }
    .service-card p { position: relative; z-index: 1; margin: 0; color: var(--muted); font-size: 13px; }
    .service-tag { display: inline-block; margin-bottom: 13px; padding: 4px 8px; border-radius: 7px; color: #624dc0; background: #f0edff; font-size: 10px; font-weight: 800; }
    .service-tag.coral { color: #a94470; background: #fff0f5; }
    .service-tag.teal { color: #267182; background: #e8f7f7; }
    .tool-cloud { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 22px; padding: 22px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.74); }
    .tool-cloud span { padding: 7px 11px; border: 1px solid #eceaf4; border-radius: 999px; color: #50516b; background: #fff; font-size: 12px; }
    .workflow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
    .step { position: relative; padding: 9px 22px 9px 0; }
    .step:not(:last-child)::after { position: absolute; top: 30px; left: 42px; width: calc(100% - 42px); border-top: 1px dashed #c9c2ea; content: ""; }
    .step-index { position: relative; z-index: 1; display: grid; place-items: center; width: 42px; height: 42px; margin-bottom: 18px; border: 1px solid #ded8f7; border-radius: 14px; color: #654bd5; background: #fff; font-weight: 850; }
    .step h3 { margin: 0 0 6px; font-size: 15px; }
    .step p { max-width: 230px; margin: 0; color: var(--muted); font-size: 12px; }
    .solution-layout { display: grid; grid-template-columns: .82fr 1.18fr; gap: 25px; align-items: start; }
    .solution-note { padding: 24px; border-radius: 22px; background: linear-gradient(140deg, #efeaff, #e9f8fb); }
    .solution-note h3 { margin: 0 0 10px; font-size: 19px; }
    .solution-note p { margin: 0; color: #555670; font-size: 13px; }
    .solution-pills { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 17px; }
    .solution-pills span { padding: 6px 10px; border-radius: 9px; color: #4a4670; background: rgba(255,255,255,.8); font-size: 11px; }
    .image-gallery { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
    .media-frame { overflow: hidden; border: 1px solid #e8e7ef; border-radius: 17px; background: #fff; }
    .media-frame img { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
    .media-caption { padding: 11px 13px; color: #4c4d66; font-size: 12px; }
    .network-band { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 1px; margin-top: 28px; overflow: hidden; border: 1px solid #e7e6f0; border-radius: 18px; background: #e7e6f0; }
    .network-item { padding: 18px; background: #fff; }
    .network-item b { display: block; margin-bottom: 4px; font-size: 14px; }
    .network-item span { color: var(--muted); font-size: 12px; }
    .comparison-wrap { overflow-x: auto; border: 1px solid #e6e5ef; border-radius: 18px; background: #fff; }
    .comparison { width: 100%; min-width: 720px; border-collapse: collapse; text-align: left; }
    .comparison th, .comparison td { padding: 14px 17px; border-bottom: 1px solid #eeedf4; vertical-align: top; font-size: 13px; }
    .comparison th { color: #4c4b68; background: #f6f4ff; font-size: 12px; }
    .comparison tr:last-child td { border-bottom: 0; }
    .comparison td:first-child { width: 21%; color: #34334d; font-weight: 750; }
    .rating-panel { display: flex; align-items: center; justify-content: space-between; gap: 22px; margin-bottom: 20px; padding: 21px 25px; border: 1px solid #e5ddff; border-radius: 19px; background: linear-gradient(110deg, #f4f0ff, #fff5f8); }
    .rating-score { color: #292744; font-size: 34px; font-weight: 900; letter-spacing: -.04em; }
    .rating-score small { color: #77758d; font-size: 13px; font-weight: 600; letter-spacing: 0; }
    .stars { color: #db8a2e; font-size: 19px; letter-spacing: 3px; }
    .rating-copy { max-width: 620px; color: #5e5d74; font-size: 13px; }
    .review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
    .review { padding: 20px; border: 1px solid #e8e7f0; border-radius: 18px; background: #fff; }
    .review p { margin: 0 0 16px; color: #505169; font-size: 13px; }
    .review-by { display: flex; align-items: center; gap: 10px; color: #35344f; font-size: 12px; font-weight: 750; }
    .review-avatar { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; color: #614bd0; background: #efecff; font-size: 12px; }
    .review-by small { display: block; color: #85859a; font-size: 10px; font-weight: 500; }
    .offer-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
    .offer-card { padding: 24px; border: 1px solid #e7e5f0; border-radius: 20px; background: #fff; }
    .offer-card h3 { margin: 0 0 8px; font-size: 18px; }
    .offer-card p { margin: 0; color: var(--muted); font-size: 13px; }
    .offer-card .button { margin-top: 17px; }
    .offer-card.highlight { border-color: #ddd4ff; background: linear-gradient(140deg, #f5f1ff, #fff); }
    .faq-list { display: grid; gap: 9px; }
    .faq-list details { border: 1px solid #e7e6ef; border-radius: 15px; background: rgba(255,255,255,.92); }
    .faq-list summary { position: relative; padding: 16px 46px 16px 18px; cursor: pointer; list-style: none; font-size: 14px; font-weight: 750; }
    .faq-list summary::-webkit-details-marker { display: none; }
    .faq-list summary::after { position: absolute; top: 50%; right: 18px; color: var(--purple); content: "+"; font-size: 22px; line-height: 1; transform: translateY(-50%); }
    .faq-list details[open] summary::after { content: "−"; }
    .faq-answer { padding: 0 18px 17px; color: var(--muted); font-size: 13px; }
    .article-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 11px; }
    .article-link { display: flex; min-height: 112px; flex-direction: column; justify-content: space-between; padding: 16px; border: 1px solid #e7e6f0; border-radius: 16px; background: #fff; transition: transform .2s ease, border-color .2s ease; }
    .article-link:hover { transform: translateY(-3px); border-color: #cfc5fa; }
    .article-link strong { font-size: 13px; line-height: 1.5; }
    .article-link span { color: #797991; font-size: 11px; }
    .contact-grid { display: grid; grid-template-columns: .82fr 1.18fr; gap: 25px; align-items: start; }
    .contact-info { padding: 25px; border-radius: 22px; color: #fff; background: #292744; }
    .contact-info h3 { margin: 0 0 7px; font-size: 20px; }
    .contact-info > p { margin: 0 0 18px; color: #d6d4e9; font-size: 13px; }
    .contact-line { padding: 10px 0; border-top: 1px solid rgba(255,255,255,.13); color: #f7f5ff; font-size: 13px; }
    .contact-line span { display: inline-block; min-width: 92px; color: #bdb9dc; }
    .qr-frame { width: 142px; margin-top: 16px; padding: 8px; border-radius: 13px; background: #fff; }
    .qr-frame img { display: block; width: 100%; aspect-ratio: 1; object-fit: contain; }
    .contact-form { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; padding: 25px; border: 1px solid #e6e5ef; border-radius: 22px; background: #fff; }
    .field { display: grid; gap: 6px; }
    .field.full { grid-column: 1 / -1; }
    .field label { color: #494961; font-size: 12px; font-weight: 750; }
    .field input, .field select, .field textarea { width: 100%; min-height: 44px; padding: 10px 12px; border: 1px solid #dfdeea; border-radius: 10px; outline: none; color: var(--ink); background: #fff; }
    .field textarea { min-height: 110px; resize: vertical; }
    .field input:focus, .field select:focus, .field textarea:focus { border-color: #9b86f1; box-shadow: 0 0 0 3px rgba(104,72,232,.1); }
    .form-note { grid-column: 1 / -1; margin: -4px 0 0; color: #7a7a90; font-size: 11px; }
    .footer { margin-top: 0; padding: 31px 0 24px; border-top: 1px solid #e4e3ed; color: #3e3d57; background: #f2f2fa; }
    .footer-top { display: flex; justify-content: space-between; gap: 28px; align-items: start; }
    .footer-brand { max-width: 360px; }
    .footer-brand strong { font-size: 15px; }
    .footer-brand p { margin: 7px 0 0; color: #696a81; font-size: 12px; }
    .footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px 16px; max-width: 630px; }
    .footer-links a { color: #56566e; font-size: 12px; }
    .footer-links a:hover { color: var(--purple); }
    .footer-bottom { display: flex; justify-content: space-between; gap: 16px; margin-top: 22px; padding-top: 15px; border-top: 1px solid #dfdeea; color: #77788e; font-size: 11px; }
    .floating-help { position: fixed; right: 18px; bottom: 20px; z-index: 15; display: grid; gap: 8px; }
    .floating-help a { display: grid; place-items: center; min-width: 48px; min-height: 48px; padding: 0 12px; border: 1px solid rgba(255,255,255,.7); border-radius: 16px; color: #fff; background: #6c50df; box-shadow: 0 9px 24px rgba(66,50,141,.22); font-size: 11px; font-weight: 800; }
    .floating-help a:last-child { color: #45435d; background: #fff; }
    .reveal { opacity: 0; transform: translateY(14px); transition: opacity .55s ease, transform .55s ease; }
    .reveal.is-visible { opacity: 1; transform: translateY(0); }
    @keyframes orbit { to { transform: rotate(360deg); } }
    @keyframes breathe { 50% { transform: scale(1.15); box-shadow: 0 0 0 15px rgba(237,91,156,.08); } }
    @media (max-width: 1050px) {
      .nav-links a { padding-inline: 7px; font-size: 12px; }
      .nav-actions .button { padding-inline: 13px; }
      .hero-grid { gap: 35px; }
    }
    @media (max-width: 860px) {
      .nav-row { min-height: 68px; }
      .menu-toggle { display: inline-grid; place-items: center; width: 42px; height: 42px; border: 1px solid #e5e3ef; border-radius: 12px; color: var(--ink); background: #fff; cursor: pointer; font-size: 21px; }
      .nav-actions > .button { display: none; }
      .nav-links { position: absolute; top: calc(100% + 1px); left: 20px; right: 20px; display: none; align-items: stretch; padding: 9px; border: 1px solid var(--line); border-radius: 16px; background: #fff; box-shadow: var(--shadow); }
      .nav-links.is-open { display: grid; grid-template-columns: 1fr 1fr; }
      .nav-links a { padding: 10px 12px; border-radius: 9px; font-size: 13px; }
      .nav-links a:hover { background: #f7f5ff; }
      .hero { padding-top: 54px; }
      .hero-grid { grid-template-columns: 1fr; gap: 22px; }
      .hero-visual { max-width: 520px; }
      .hero-strip { margin-top: 35px; }
      .service-grid { grid-template-columns: repeat(2, 1fr); }
      .article-grid { grid-template-columns: repeat(3, 1fr); }
    }
    @media (max-width: 620px) {
      .container { width: min(var(--container), calc(100% - 30px)); }
      .brand img { width: 37px; max-height: 37px; }
      .hero { padding: 44px 0 32px; }
      h1 { font-size: clamp(38px, 12vw, 54px); }
      .hero::before { width: 280px; height: 280px; right: -190px; top: 210px; }
      .hero::after { right: 12%; top: 76px; }
      .hero-strip { grid-template-columns: 1fr 1fr; }
      .strip-item { padding: 15px; }
      .section { padding: 56px 0; }
      .section-head { display: block; margin-bottom: 22px; }
      .section-head > .text-link { margin-top: 14px; }
      .intro-grid, .solution-layout, .contact-grid { grid-template-columns: 1fr; }
      .intro-copy { padding: 24px; }
      .service-grid { grid-template-columns: 1fr; }
      .service-card { min-height: auto; }
      .workflow { grid-template-columns: 1fr 1fr; gap: 20px 8px; }
      .step:not(:last-child)::after { display: none; }
      .step { padding-right: 5px; }
      .network-band { grid-template-columns: 1fr; }
      .review-grid { grid-template-columns: 1fr; }
      .offer-grid { grid-template-columns: 1fr; }
      .article-grid { grid-template-columns: 1fr 1fr; }
      .rating-panel { align-items: flex-start; flex-direction: column; gap: 6px; }
      .image-gallery { grid-template-columns: 1fr; }
      .contact-form { grid-template-columns: 1fr; padding: 19px; }
      .field.full, .form-note { grid-column: auto; }
      .footer-top, .footer-bottom { flex-direction: column; }
      .footer-links { justify-content: flex-start; }
      .floating-help { right: 10px; bottom: 12px; }
      .floating-help a { min-width: 43px; min-height: 43px; }
    }
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
      .reveal { opacity: 1; transform: none; }
    }