:root {
    --blue: #0D40FF;
    --blue-deep: #0A32CC;
    --head: #1341AE;
    --ink: #111827;
    --body: #333333;
    --muted: #6B7280;
    --bg: #FFFFFF;
    --bg-soft: #F5F5F5;
    --bg-soft2: #FAFAFA;
    --bg-lav: #EEF1FB;
    --green: #16A34A;
    --red: #EF4444;
    --gold: #FBB03B;
    --line: #ECECEC;
    --black: #0A0A0A;
    --wrap: 1140px;
    --radius: 12px;
  }
  * { margin: 0; padding: 0; box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body { font-family: 'Roboto', system-ui, sans-serif; color: var(--body); background: var(--bg); -webkit-font-smoothing: antialiased; overflow-x: hidden; line-height: 1.55; }
  img, video { display: block; max-width: 100%; }
  a { color: inherit; text-decoration: none; }
  .wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
  h1, h2, h3 { color: var(--ink); line-height: 1.2; }

  /* ---- CTA ---- */
  .cta { display: inline-block; background: var(--blue); color: #fff; font-weight: 700; font-size: 18px; text-transform: uppercase; letter-spacing: .01em; padding: 16px 24px; border-radius: 10px; text-align: center; box-shadow: 0 8px 22px rgba(13,64,255,.28); transition: transform .15s ease, background .15s ease; }
  .cta:hover { background: var(--blue-deep); transform: translateY(-1px); }
  .cta.block { display: block; width: 100%; }

  /* ---- TOP BAR ---- */
  .topbar { background: var(--black); color: #fff; font-size: 12px; font-weight: 500; }
  .topbar .wrap { display: flex; align-items: center; justify-content: space-between; height: 34px; gap: 14px; }
  .topbar .mid { position: absolute; left: 50%; transform: translateX(-50%); letter-spacing: .04em; font-weight: 700; }
  .topbar .left { display: flex; align-items: center; gap: 7px; letter-spacing: .03em; }
  .topbar .right { display: flex; align-items: center; gap: 18px; }
  .topbar .right span { display: flex; align-items: center; gap: 6px; opacity: .92; }
  .topbar .wrap { position: relative; }
  @media (max-width: 720px){ .topbar .left, .topbar .right { display: none; } .topbar .mid { position: static; transform: none; } .topbar .wrap { justify-content: center; } }

  /* ---- NAV ---- */
  .nav { border-bottom: 1px solid var(--line); background: #fff; position: sticky; top: 0; z-index: 40; }
  .nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
  .brand { display: flex; align-items: center; gap: 9px; font-weight: 900; font-size: 22px; color: var(--ink); letter-spacing: -.01em; }
  .brand .mark { width: 26px; height: 26px; }
  .brand-logo { height: 30px; width: auto; }
  .nav-links { display: flex; align-items: center; gap: 28px; font-size: 14px; font-weight: 500; color: #444; }
  .nav-links a:hover { color: var(--blue); }
  .nav-right { display: flex; align-items: center; gap: 20px; }
  .cart-ico { width: 22px; height: 22px; color: var(--ink); }
  @media (max-width: 860px){ .nav-links { display: none; } }

  /* ---- HERO ---- */
  .hero { padding: 40px 0 46px; }
  .hero-grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: 46px; align-items: center; }
  .rating-line { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--muted); margin-bottom: 14px; }
  .stars { color: var(--gold); letter-spacing: 1px; font-size: 15px; }
  .rating-line b { color: var(--ink); }
  .hero h1 { font-size: 38px; font-weight: 900; margin-bottom: 14px; }
  .hero .sub { font-size: 18px; font-weight: 500; color: var(--body); margin-bottom: 20px; }
  .checks { list-style: none; display: grid; gap: 11px; margin-bottom: 22px; }
  .checks li { display: flex; align-items: center; gap: 11px; font-size: 15px; color: var(--ink); font-weight: 500; }
  .checks li svg { flex: 0 0 auto; }
  .social-row { display: flex; align-items: center; gap: 14px; border: 1px solid var(--line); border-radius: 10px; padding: 10px 14px; margin-bottom: 20px; font-size: 13px; }
  .avatars { display: flex; }
  .avatars img { width: 30px; height: 30px; border-radius: 50%; border: 2px solid #fff; margin-left: -9px; object-fit: cover; }
  .avatars img:first-child { margin-left: 0; }
  .social-row .hc b { color: var(--ink); }
  .social-row .stock { margin-left: auto; color: var(--green); display: flex; align-items: center; gap: 6px; font-weight: 500; }
  .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); display: inline-block; }
  .hero .cta { margin-bottom: 16px; }
  .trust-mini { display: grid; grid-template-columns: repeat(4,1fr); gap: 8px; text-align: center; }
  .trust-mini .tm { display: flex; flex-direction: column; align-items: center; gap: 7px; font-size: 10.5px; font-weight: 700; text-transform: uppercase; letter-spacing: .02em; color: #555; line-height: 1.3; }
  .trust-mini .tm svg { color: var(--blue); }

  /* gallery */
  .gallery { display: grid; grid-template-columns: 1fr 84px; gap: 12px; }
  .gmain { position: relative; border: 1px solid var(--line); border-radius: 14px; overflow: hidden; background: #f4f6fb; aspect-ratio: 1/1; }
  .gmain video, .gmain img { width: 100%; height: 100%; object-fit: cover; }
  .gbadge { position: absolute; top: 14px; left: 14px; background: #e03b3b; color: #fff; font-size: 10px; font-weight: 900; text-transform: uppercase; text-align: center; line-height: 1.15; padding: 8px 10px; border-radius: 8px; transform: rotate(-6deg); box-shadow: 0 4px 10px rgba(0,0,0,.2); }
  .gbadge small { display: block; font-size: 7.5px; font-weight: 700; opacity: .9; }
  .gthumbs { display: flex; flex-direction: column; gap: 12px; }
  .gthumbs .th { border: 2px solid var(--line); border-radius: 10px; overflow: hidden; cursor: pointer; aspect-ratio: 1/1; background: #f4f6fb; transition: border-color .15s; }
  .gthumbs .th.active, .gthumbs .th:hover { border-color: var(--blue); }
  .gthumbs .th img { width: 100%; height: 100%; object-fit: cover; }
  .gnav { position: absolute; top: 50%; transform: translateY(-50%); z-index: 3; width: 40px; height: 40px; border-radius: 50%; background: rgba(255,255,255,.92); border: 1px solid var(--line); color: var(--ink); font-size: 24px; line-height: 1; display: grid; place-items: center; cursor: pointer; box-shadow: 0 2px 10px rgba(0,0,0,.16); transition: background .15s, transform .15s; }
  .gnav:hover { background: #fff; }
  .gnav:active { transform: translateY(-50%) scale(.94); }
  .gnav.prev { left: 12px; }
  .gnav.next { right: 12px; }
  @media (max-width: 900px){ .hero-grid { grid-template-columns: 1fr; gap: 30px; } .hero h1 { font-size: 30px; } .hero-grid > div:last-child { order: -1; } .gallery { grid-template-columns: 1fr; } .gthumbs { display: none; } }

  /* ---- PRESS BAR ---- */
  .press { background: var(--black); padding: 22px 0; }
  .press .wrap { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 22px 34px; }
  .press span { color: #fff; opacity: .85; font-weight: 900; font-size: 20px; letter-spacing: .02em; font-style: italic; }
  @media (max-width: 720px){ .press .wrap { justify-content: center; } .press span { font-size: 15px; } }

  /* ---- SECTION SHELL ---- */
  section { padding: 66px 0; }
  .sec-soft { background: var(--bg-soft); }
  .sec-lav { background: var(--bg-lav); }
  .sec-head { text-align: center; margin-bottom: 44px; }
  .sec-head h2 { color: var(--head); font-size: 32px; font-weight: 900; }
  .sec-head p { color: #333; font-weight: 700; font-size: 18px; margin-top: 8px; }
  .sec-head .rule { width: 66px; height: 3px; background: #d6ddf3; border-radius: 3px; margin: 16px auto 0; }
  .lead { max-width: 760px; margin: 0 auto 40px; text-align: center; color: var(--body); font-size: 16px; }

  /* feature list (2col + center product) */
  .feat-cols { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 28px; align-items: center; }
  .fcol { display: grid; gap: 34px; }
  .frow { display: flex; align-items: flex-start; gap: 14px; }
  .frow svg { flex: 0 0 auto; color: var(--blue); }
  .frow b { display: block; color: var(--ink); font-size: 16px; }
  .fmid img { margin: 0 auto; }
  @media (max-width: 860px){ .feat-cols { grid-template-columns: 1fr; } .fmid { order: -1; } }

  /* alternating blocks */
  .alt { display: grid; grid-template-columns: 1fr 1fr; gap: 54px; align-items: center; }
  .alt.rev .alt-media { order: 2; }
  .alt-media img { border-radius: 16px; width: 100%; }
  .alt h2 { color: var(--head); font-size: 30px; font-weight: 900; margin-bottom: 14px; }
  .alt .rule { width: 54px; height: 3px; background: #d6ddf3; border-radius: 3px; margin-bottom: 20px; }
  .alt p { margin-bottom: 14px; }
  .subfeat { display: grid; gap: 18px; margin-top: 6px; }
  .subfeat .sf { display: flex; gap: 13px; align-items: flex-start; }
  .subfeat .sf .ic { flex: 0 0 auto; width: 42px; height: 42px; border-radius: 50%; background: var(--bg-lav); display: grid; place-items: center; color: var(--blue); }
  .subfeat .sf b { color: var(--ink); display: block; }
  @media (max-width: 860px){ .alt { grid-template-columns: 1fr; gap: 26px; } .alt.rev .alt-media { order: 0; } }

  /* card grid */
  .cards4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 22px; }
  .card { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 26px 20px; text-align: center; box-shadow: 0 6px 18px rgba(17,24,39,.04); }
  .card .badge-ic { width: 62px; height: 62px; border-radius: 50%; background: var(--blue); display: grid; place-items: center; margin: 0 auto 16px; color: #fff; }
  .card h3 { font-size: 16px; margin-bottom: 10px; }
  .card p { font-size: 13.5px; color: var(--muted); }
  @media (max-width: 860px){ .cards4 { grid-template-columns: 1fr 1fr; } }
  @media (max-width: 520px){ .cards4 { grid-template-columns: 1fr; } }

  /* steps */
  .steps { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
  .step { background: #fff; border: 1px solid var(--line); border-radius: 16px; overflow: hidden; box-shadow: 0 6px 18px rgba(17,24,39,.05); }
  .step .ph { position: relative; aspect-ratio: 4/3; background: #eef1f6; }
  .step .ph img { width: 100%; height: 100%; object-fit: cover; }
  .step .num { position: absolute; top: 14px; left: 14px; width: 34px; height: 34px; border-radius: 9px; background: var(--blue); color: #fff; font-weight: 900; display: grid; place-items: center; }
  .step .bd { padding: 18px 20px 22px; }
  .step .bd h3 { display: flex; align-items: center; gap: 9px; font-size: 16px; margin-bottom: 8px; }
  .step .bd h3 svg { color: var(--blue); }
  .step .bd p { font-size: 13.5px; color: var(--muted); }
  @media (max-width: 780px){ .steps { grid-template-columns: 1fr; } }

  /* marquee */
  .marquee { background: var(--black); overflow: hidden; padding: 15px 0; }
  .marquee .track { display: flex; gap: 44px; white-space: nowrap; width: max-content; animation: scroll 26s linear infinite; }
  .marquee span { color: #fff; font-weight: 700; font-size: 15px; opacity: .92; display: flex; align-items: center; gap: 44px; }
  .marquee span::after { content: "•"; color: var(--blue); }
  @keyframes scroll { to { transform: translateX(-50%); } }

  /* results / testimonials */
  .tcards { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
  .tcard { text-align: center; }
  .tcard img { border-radius: 14px; aspect-ratio: 1/1; object-fit: cover; width: 100%; margin-bottom: 16px; }
  .tcard .nm { font-weight: 700; color: var(--ink); }
  .tcard .st { color: var(--gold); margin: 4px 0 10px; }
  .tcard p { font-size: 13.5px; color: var(--muted); }
  @media (max-width: 780px){ .tcards { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; } }

  /* benefit strip */
  .bstrip { display: grid; grid-template-columns: repeat(6,1fr); gap: 16px; text-align: center; }
  .bstrip .b { display: flex; flex-direction: column; align-items: center; gap: 10px; }
  .bstrip .b .ic { width: 52px; height: 52px; border-radius: 50%; background: var(--blue); display: grid; place-items: center; color: #fff; }
  .bstrip .b span { font-size: 11px; font-weight: 700; text-transform: uppercase; color: #444; line-height: 1.35; }
  @media (max-width: 860px){ .bstrip { grid-template-columns: repeat(3,1fr); gap: 26px 12px; } }

  /* comparison */
  .cmp-top { display: grid; grid-template-columns: 1fr auto auto; align-items: end; gap: 20px; max-width: 900px; margin: 0 auto 8px; }
  .cmp-title { color: var(--head); font-size: 26px; font-weight: 900; font-style: italic; }
  .cmp-brand img { width: 130px; margin: 0 auto; }
  .cmp-reg { width: 150px; background: var(--bg-lav); border-radius: 14px 14px 0 0; padding: 26px 10px 18px; text-align: center; color: var(--ink); font-weight: 500; }
  .cmp-reg svg { color: #9aa3c4; margin-bottom: 8px; }
  .cmp-table { max-width: 900px; margin: 0 auto; }
  .cmp-row { display: grid; grid-template-columns: 1fr 150px 150px; align-items: center; padding: 14px 16px; font-size: 15px; color: var(--ink); }
  .cmp-row:nth-child(odd){ background: var(--bg-lav); }
  .cmp-row .yes, .cmp-row .no { text-align: center; }
  .cmp-row .yes { color: var(--green); }
  .cmp-row .no { color: var(--red); }
  @media (max-width: 640px){ .cmp-top { grid-template-columns: 1fr; justify-items: center; } .cmp-row { grid-template-columns: 1fr 60px 60px; font-size: 13px; } .cmp-reg, .cmp-brand img { width: 120px; } }

  /* rating summary + reviews */
  .rsum { display: grid; grid-template-columns: auto 1fr auto; gap: 40px; align-items: center; border-bottom: 1px solid var(--line); padding-bottom: 30px; margin-bottom: 30px; }
  .rsum .big { font-size: 54px; font-weight: 900; color: var(--ink); line-height: 1; }
  .rsum .big .stars { font-size: 16px; display: block; margin-top: 6px; }
  .rsum .big small { display: block; font-size: 12px; color: var(--muted); font-weight: 400; margin-top: 6px; }
  .bars { display: grid; gap: 7px; }
  .bar { display: grid; grid-template-columns: 30px 1fr 44px; align-items: center; gap: 10px; font-size: 12px; color: var(--muted); }
  .bar .tr { height: 8px; background: #e9ecf5; border-radius: 5px; overflow: hidden; }
  .bar .tr i { display: block; height: 100%; background: var(--blue); }
  .rec { font-size: 13px; color: var(--ink); max-width: 240px; }
  .rec b { font-size: 15px; }
  @media (max-width: 820px){ .rsum { grid-template-columns: 1fr; gap: 22px; } .rec { max-width: none; } }
  .review { display: grid; grid-template-columns: 190px 1fr; gap: 20px; padding: 22px 0; border-bottom: 1px solid var(--line); }
  .rv-who { display: flex; flex-direction: column; gap: 6px; font-size: 13px; }
  .rv-who .top { display: flex; align-items: center; gap: 10px; }
  .rv-who img { width: 42px; height: 42px; border-radius: 50%; object-fit: cover; }
  .rv-who .vf { color: var(--green); font-size: 11px; display: flex; align-items: center; gap: 4px; }
  .rv-who .rec2 { color: #444; font-size: 12px; }
  .rv-body h4 { color: var(--ink); font-size: 15px; margin: 2px 0 6px; }
  .rv-body .st { color: var(--gold); font-size: 13px; }
  .rv-body p { font-size: 14px; color: var(--body); }
  .rv-body .when { float: right; color: var(--muted); font-size: 12px; }
  @media (max-width: 640px){ .review { grid-template-columns: 1fr; gap: 8px; } }

  /* award */
  .award { max-width: 760px; margin: 40px auto 0; background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 26px; display: grid; grid-template-columns: auto 1fr auto; gap: 22px; align-items: center; box-shadow: 0 6px 18px rgba(17,24,39,.05); }
  .award .txt { text-align: center; }
  .award .txt .st { color: var(--gold); font-size: 16px; }
  .award .txt p { color: var(--ink); font-weight: 700; font-size: 17px; margin-top: 6px; }
  .award img { width: 110px; }
  @media (max-width: 640px){ .award { grid-template-columns: 1fr; text-align: center; } .award img { margin: 0 auto; } }

  /* expert */
  .expert { display: grid; grid-template-columns: 1fr 380px; gap: 46px; align-items: center; }
  .expert h2 { color: var(--head); font-size: 30px; font-weight: 900; }
  .expert .role { font-weight: 500; color: var(--ink); border-bottom: 1px solid var(--line); padding-bottom: 16px; margin: 4px 0 20px; }
  .expert p { margin-bottom: 18px; }
  .expert .sig { font-family: 'Brush Script MT', cursive; font-size: 30px; color: var(--head); }
  .expert .who { font-weight: 500; color: var(--ink); }
  .expert img { border-radius: 16px; width: 100%; }
  @media (max-width: 820px){ .expert { grid-template-columns: 1fr; gap: 24px; } }

  /* FAQ */
  .faq { max-width: 860px; margin: 0 auto; display: grid; gap: 12px; }
  .faq details { background: var(--bg-soft2); border: 1px solid var(--line); border-radius: 10px; }
  .faq summary { list-style: none; cursor: pointer; padding: 18px 20px; font-weight: 700; color: var(--ink); font-size: 15px; display: flex; justify-content: space-between; align-items: center; gap: 14px; }
  .faq summary::-webkit-details-marker { display: none; }
  .faq summary .pm { font-size: 22px; color: #999; font-weight: 400; transition: transform .2s; }
  .faq details[open] summary .pm { transform: rotate(45deg); }
  .faq details p { padding: 0 20px 20px; font-size: 14px; color: var(--body); }

  /* risk free */
  .riskfree { max-width: 900px; margin: 0 auto; background: var(--bg-lav); border-radius: 16px; padding: 32px; display: grid; grid-template-columns: auto 1fr auto; gap: 26px; align-items: center; }
  .riskfree img.badge { width: 96px; }
  .riskfree img.prod { width: 130px; }
  .riskfree .t { text-align: center; }
  .riskfree h3 { color: var(--head); font-size: 22px; margin-bottom: 8px; }
  .riskfree p { font-size: 14px; color: var(--body); }
  @media (max-width: 720px){ .riskfree { grid-template-columns: 1fr; text-align: center; } .riskfree img { margin: 0 auto; } }

  /* final CTA */
  .final { padding: 70px 0; }
  .final-box { max-width: 1040px; margin: 0 auto; border: 2px dashed var(--blue); border-radius: 18px; padding: 26px; display: grid; grid-template-columns: 1fr 1fr; gap: 30px; align-items: center; background: linear-gradient(180deg,#f7f9ff,#fff); }
  .final-box .media { border-radius: 14px; overflow: hidden; aspect-ratio: 1/1; background: #eef2ff; }
  .final-box .media img { width: 100%; height: 100%; object-fit: cover; }
  .final-box .fx { text-align: center; }
  .final-box .flag { display: flex; align-items: center; justify-content: center; gap: 8px; font-weight: 700; color: var(--ink); font-size: 15px; margin-bottom: 12px; }
  .final-box h2 { font-size: 34px; font-weight: 900; color: var(--ink); margin-bottom: 14px; }
  .final-box .rule { width: 66px; height: 3px; background: #cfd8f5; margin: 0 auto 16px; border-radius: 3px; }
  .final-box .fsub { color: var(--muted); margin-bottom: 18px; }
  .final-box .social-row { display: inline-flex; margin: 0 auto 18px; }
  .final-box .guarantee { font-size: 12px; color: var(--muted); margin-top: 14px; }
  @media (max-width: 780px){ .final-box { grid-template-columns: 1fr; } .final-box .media { order: -1; } .final-box h2 { font-size: 26px; } }

  /* trust strip */
  .tstrip { background: #dfe9ff; padding: 26px 0; }
  .tstrip .wrap { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; text-align: center; }
  .tstrip .t { display: flex; flex-direction: column; align-items: center; gap: 8px; font-size: 11px; font-weight: 700; text-transform: uppercase; color: #1f2937; }
  .tstrip .t svg { color: var(--blue); }
  @media (max-width: 620px){ .tstrip .wrap { grid-template-columns: 1fr 1fr; gap: 22px; } }

  /* footer */
  footer { background: var(--black); color: #cbd0d8; padding: 46px 0 30px; font-size: 13px; }
  .foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 30px; }
  .foot-grid .brand { color: #fff; margin-bottom: 12px; }
  .foot-grid p { max-width: 340px; line-height: 1.6; }
  .foot-grid p em { color: #8a919c; font-style: italic; font-size: 11.5px; }
  .foot-col h4 { color: #fff; font-size: 13px; text-transform: uppercase; letter-spacing: .04em; margin-bottom: 14px; }
  .foot-col a { display: block; margin-bottom: 10px; color: #cbd0d8; }
  .foot-col a:hover { color: #fff; }
  .foot-bottom { border-top: 1px solid rgba(255,255,255,.1); margin-top: 34px; padding-top: 20px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 14px; color: #8a919c; }
  .pay { display: flex; gap: 8px; align-items: center; opacity: .8; font-weight: 700; font-size: 11px; letter-spacing: .05em; }
  @media (max-width: 780px){ .foot-grid { grid-template-columns: 1fr 1fr; } }

  /* sticky mobile CTA */
  .sticky-cta { position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; background: var(--black); color: #fff; padding: 10px 16px; display: flex; align-items: center; gap: 12px; transform: translateY(120%); transition: transform .3s ease; box-shadow: 0 -6px 20px rgba(0,0,0,.25); }
  .sticky-cta.visible { transform: translateY(0); }
  .sticky-cta img { width: 40px; height: 40px; border-radius: 8px; object-fit: cover; }
  .sticky-cta .txt { line-height: 1.2; }
  .sticky-cta .txt .st { color: var(--gold); font-size: 11px; }
  .sticky-cta .txt b { font-size: 13px; }
  .sticky-cta a.cta { margin-left: auto; font-size: 14px; padding: 12px 16px; box-shadow: none; white-space: nowrap; }
  @media (min-width: 861px){ .sticky-cta { display: none; } }