body.product-v2 {
  --pv2-navy: #08284a;
  --pv2-blue: #0c4f84;
  --pv2-sky: #eaf4fb;
  --pv2-orange: #f36f21;
  --pv2-green: #1f8f55;
  --pv2-ink: #13243a;
  --pv2-muted: #5d6c7d;
  --pv2-line: #d8e2eb;
  --pv2-paper: #ffffff;
  --pv2-soft: #f5f8fb;
  --pv2-shadow: 0 18px 50px rgba(8, 40, 74, 0.12);
  margin: 0;
  color: var(--pv2-ink);
  background: var(--pv2-paper);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
}

html[lang="zh-CN"] body.product-v2 {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, sans-serif;
}

body.product-v2 *,
body.product-v2 *::before,
body.product-v2 *::after { box-sizing: border-box; }
body.product-v2 img { display: block; max-width: 100%; }
body.product-v2 a { color: inherit; text-decoration: none; }
body.product-v2 button,
body.product-v2 input,
body.product-v2 select,
body.product-v2 textarea { font: inherit; }
body.product-v2 h1,
body.product-v2 h2,
body.product-v2 h3,
body.product-v2 p { margin-top: 0; }
body.product-v2 h1,
body.product-v2 h2,
body.product-v2 h3 {
  color: var(--pv2-navy);
  font-family: Poppins, Inter, system-ui, sans-serif;
  line-height: 1.16;
}
html[lang="zh-CN"] body.product-v2 h1,
html[lang="zh-CN"] body.product-v2 h2,
html[lang="zh-CN"] body.product-v2 h3 { font-family: inherit; }

.product-v2 .pv2-wrap { width: min(1160px, calc(100% - 40px)); margin-inline: auto; }
.product-v2 .pv2-section { padding: 92px 0; }
.product-v2 .pv2-section--soft { background: var(--pv2-soft); }
.product-v2 .pv2-section--navy { color: #fff; background: var(--pv2-navy); }
.product-v2 .pv2-section-head { max-width: 780px; margin-bottom: 42px; }
.product-v2 .pv2-eyebrow {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--pv2-orange);
  font-size: .82rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.product-v2 .pv2-section-head h2 { margin-bottom: 16px; font-size: clamp(2rem, 4vw, 3rem); }
.product-v2 .pv2-section-head p { margin-bottom: 0; color: var(--pv2-muted); font-size: 1.08rem; }
.product-v2 .pv2-section--navy h2,
.product-v2 .pv2-section--navy h3 { color: #fff; }
.product-v2 .pv2-section--navy .pv2-section-head p { color: #c9d7e5; }

.product-v2 .site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid rgba(8, 40, 74, .1);
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(14px);
}
.product-v2 .nav-wrap { min-height: 78px; }
.product-v2 .brand img { width: auto; height: 50px; object-fit: contain; }
.product-v2 .brand-text { color: var(--pv2-muted); font-size: .77rem; font-weight: 700; }
.product-v2 .site-nav .nav-link { color: var(--pv2-navy); font-size: .9rem; font-weight: 700; }
.product-v2 .site-nav .nav-link:hover,
.product-v2 .site-nav .nav-link.active { color: var(--pv2-orange); }
.product-v2 .site-nav .cta-small {
  border-radius: 7px;
  color: #fff;
  background: var(--pv2-orange);
  box-shadow: 0 8px 20px rgba(243,111,33,.22);
}
.product-v2 .site-nav .cta-small:hover { color: #fff; background: #d95b12; }
.product-v2 .dropdown-menu { border-top-color: var(--pv2-orange); }
.product-v2 .language-menu-toggle { color: var(--pv2-navy); }

.product-v2 .pv2-hero {
  position: relative;
  overflow: hidden;
  padding: 86px 0 78px;
  background:
    radial-gradient(circle at 85% 10%, rgba(28,112,166,.16), transparent 35%),
    linear-gradient(135deg, #f7fbfe 0%, #fff 62%);
}
.product-v2 .pv2-hero::before {
  position: absolute;
  top: -140px;
  right: -100px;
  width: 420px;
  height: 420px;
  border: 58px solid rgba(12,79,132,.05);
  border-radius: 50%;
  content: "";
}
.product-v2 .pv2-hero-grid { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 64px; align-items: center; }
.product-v2 .pv2-hero h1 { margin-bottom: 22px; font-size: clamp(2.65rem, 5vw, 4.65rem); letter-spacing: -.045em; }
.product-v2 .pv2-hero h1 span { color: var(--pv2-orange); }
.product-v2 .pv2-hero-lead { max-width: 690px; margin-bottom: 24px; color: var(--pv2-muted); font-size: 1.15rem; }
.product-v2 .pv2-checks { display: grid; gap: 10px; margin: 0 0 28px; padding: 0; list-style: none; }
.product-v2 .pv2-checks li { display: flex; gap: 10px; color: #31465e; font-weight: 600; }
.product-v2 .pv2-checks i { color: var(--pv2-green); font-style: normal; font-weight: 900; }
.product-v2 .pv2-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.product-v2 .pv2-btn {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 11px 20px;
  border: 2px solid transparent;
  border-radius: 7px;
  cursor: pointer;
  font-size: .94rem;
  font-weight: 800;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.product-v2 .pv2-btn:hover { transform: translateY(-2px); }
.product-v2 .pv2-btn--orange { color: #fff; background: var(--pv2-orange); box-shadow: 0 10px 24px rgba(243,111,33,.25); }
.product-v2 .pv2-btn--blue { color: #fff; background: var(--pv2-blue); box-shadow: 0 10px 24px rgba(12,79,132,.2); }
.product-v2 .pv2-btn--wa { color: #fff; background: #1f9d5a; box-shadow: 0 10px 24px rgba(31,157,90,.2); }
.product-v2 .pv2-btn--line { border-color: #9eb2c5; color: var(--pv2-navy); background: #fff; }
.product-v2 .pv2-micro { margin: 15px 0 0; color: #758395; font-size: .82rem; }
.product-v2 .pv2-hero-media { position: relative; }
.product-v2 .pv2-hero-media img { width: 100%; aspect-ratio: 16/10; border-radius: 12px; object-fit: cover; box-shadow: var(--pv2-shadow); }
.product-v2 .pv2-hero-badge {
  position: absolute;
  right: -20px;
  bottom: -22px;
  max-width: 280px;
  padding: 16px 19px;
  border-left: 4px solid var(--pv2-orange);
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--pv2-shadow);
  color: var(--pv2-muted);
  font-size: .83rem;
}
.product-v2 .pv2-hero-badge strong { display: block; color: var(--pv2-navy); font-size: .94rem; }

.product-v2 .pv2-trust { padding: 19px 0; color: #d9e7f3; background: var(--pv2-navy); }
.product-v2 .pv2-trust-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px 30px; }
.product-v2 .pv2-trust-row span { font-size: .82rem; font-weight: 700; }
.product-v2 .pv2-trust-row span::before { margin-right: 8px; color: #5fc58a; content: "●"; }

.product-v2 .pv2-card-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.product-v2 .pv2-app-card { overflow: hidden; border: 1px solid var(--pv2-line); border-radius: 10px; background: #fff; box-shadow: 0 8px 25px rgba(8,40,74,.06); transition: transform .2s ease, box-shadow .2s ease; }
.product-v2 .pv2-app-card:hover { transform: translateY(-5px); box-shadow: var(--pv2-shadow); }
.product-v2 .pv2-app-card img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.product-v2 .pv2-app-body { padding: 18px; }
.product-v2 .pv2-app-body h3 { margin-bottom: 9px; font-size: 1.12rem; }
.product-v2 .pv2-app-body p { margin-bottom: 15px; color: var(--pv2-muted); font-size: .9rem; }
.product-v2 .pv2-card-link { color: var(--pv2-blue); font-size: .86rem; font-weight: 800; }

.product-v2 .pv2-two,
.product-v2 .pv2-factory,
.product-v2 .pv2-final-grid,
.product-v2 .pv2-faq-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 28px; }
.product-v2 .pv2-panel { padding: 30px; border: 1px solid var(--pv2-line); border-radius: 10px; background: #fff; }
.product-v2 .pv2-panel h3 { margin-bottom: 18px; font-size: 1.45rem; }
.product-v2 .pv2-panel ul { display: grid; gap: 13px; margin: 0; padding: 0; list-style: none; }
.product-v2 .pv2-panel li { padding-left: 24px; color: var(--pv2-muted); }
.product-v2 .pv2-panel li::before { float: left; margin-left: -24px; color: var(--pv2-green); font-weight: 900; content: "✓"; }
.product-v2 .pv2-note { margin-top: 22px; padding: 18px 22px; border-left: 4px solid var(--pv2-orange); background: #fff5ed; color: #68401f; }

.product-v2 .pv2-risk-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; }
.product-v2 .pv2-risk { padding: 22px; border: 1px solid #cedae5; border-radius: 8px; background: rgba(255,255,255,.06); }
.product-v2 .pv2-risk strong { display: block; margin-bottom: 6px; color: #fff; }
.product-v2 .pv2-risk p { margin-bottom: 0; color: #c9d7e5; font-size: .9rem; }
.product-v2 .pv2-quote { margin: 30px auto 0; max-width: 850px; color: #fff; font-size: 1.2rem; font-weight: 700; text-align: center; }
.product-v2 .pv2-quote em { color: #ff9c60; }

.product-v2 .pv2-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.product-v2 .pv2-step { position: relative; padding: 27px 24px 24px; border: 1px solid var(--pv2-line); border-radius: 9px; background: #fff; }
.product-v2 .pv2-step-no { display: grid; width: 34px; height: 34px; margin-bottom: 16px; place-items: center; border-radius: 50%; color: #fff; background: var(--pv2-blue); font-weight: 800; }
.product-v2 .pv2-step h3 { margin-bottom: 8px; font-size: 1.12rem; }
.product-v2 .pv2-step p { margin-bottom: 0; color: var(--pv2-muted); font-size: .9rem; }

.product-v2 .pv2-spec { margin-top: 34px; padding: 28px; border-radius: 10px; background: var(--pv2-navy); box-shadow: var(--pv2-shadow); }
.product-v2 .pv2-spec-tabs { display: flex; gap: 8px; margin-bottom: 16px; }
.product-v2 .pv2-spec-tab { padding: 9px 15px; border: 1px solid #57738f; border-radius: 6px; color: #dce9f4; background: transparent; cursor: pointer; font-weight: 700; }
.product-v2 .pv2-spec-tab[aria-selected="true"] { border-color: var(--pv2-orange); color: #fff; background: var(--pv2-orange); }
.product-v2 .pv2-spec-sheet { padding: 24px; border-radius: 6px; background: #fff; }
.product-v2 .pv2-spec-title { display: flex; justify-content: space-between; gap: 15px; margin-bottom: 14px; color: var(--pv2-navy); font-weight: 800; }
.product-v2 .pv2-spec table { width: 100%; border-collapse: collapse; }
.product-v2 .pv2-spec th,
.product-v2 .pv2-spec td { padding: 9px 12px; border-bottom: 1px solid var(--pv2-line); text-align: left; }
.product-v2 .pv2-spec th { width: 38%; color: var(--pv2-muted); font-size: .85rem; }
.product-v2 .pv2-stamp { display: inline-block; margin-top: 16px; padding: 6px 12px; border: 2px solid #27895a; border-radius: 3px; color: #27895a; font-weight: 900; transform: rotate(-3deg); }

.product-v2 .pv2-stats { padding: 48px 0; color: #fff; background: var(--pv2-blue); }
.product-v2 .pv2-stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; text-align: center; }
.product-v2 .pv2-stat strong { display: block; color: #fff; font-family: Poppins, sans-serif; font-size: 2rem; }
.product-v2 .pv2-stat span { color: #c8dfef; font-size: .85rem; }

.product-v2 .pv2-factory-media { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.product-v2 .pv2-factory-media img { width: 100%; height: 190px; border-radius: 7px; object-fit: cover; }
.product-v2 .pv2-factory-media img:first-child { grid-column: 1/-1; height: 265px; }
.product-v2 .pv2-verify-list { display: grid; gap: 18px; margin: 0; padding: 0; list-style: none; }
.product-v2 .pv2-verify-list li { display: grid; grid-template-columns: 38px 1fr; gap: 14px; }
.product-v2 .pv2-verify-list b:first-child { display: grid; width: 34px; height: 34px; place-items: center; border-radius: 50%; color: #fff; background: var(--pv2-orange); }
.product-v2 .pv2-verify-list strong { display: block; color: var(--pv2-navy); }
.product-v2 .pv2-verify-list p { margin: 4px 0 0; color: var(--pv2-muted); font-size: .9rem; }

.product-v2 .pv2-market-grid,
.product-v2 .pv2-timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.product-v2 .pv2-market-card,
.product-v2 .pv2-timeline-card { padding: 24px; border: 1px solid var(--pv2-line); border-radius: 9px; background: #fff; }
.product-v2 .pv2-market-card h3,
.product-v2 .pv2-timeline-card h3 { margin-bottom: 10px; font-size: 1.05rem; }
.product-v2 .pv2-market-card p,
.product-v2 .pv2-timeline-card p { margin-bottom: 0; color: var(--pv2-muted); font-size: .88rem; }
.product-v2 .pv2-timeline-no { display: block; margin-bottom: 12px; color: var(--pv2-orange); font-weight: 900; }
.product-v2 .pv2-time { display: inline-block; margin-bottom: 10px; color: var(--pv2-blue); font-size: .76rem; font-weight: 800; text-transform: uppercase; }

.product-v2 .pv2-second-source { text-align: center; }
.product-v2 .pv2-reasons { display: grid; grid-template-columns: repeat(5,1fr); gap: 12px; margin: 34px 0; }
.product-v2 .pv2-reason { padding: 19px 14px; border: 1px solid #385b7a; border-radius: 8px; background: rgba(255,255,255,.05); }
.product-v2 .pv2-reason strong { display: block; color: #fff; }
.product-v2 .pv2-reason p { margin: 5px 0 0; color: #bfd1df; font-size: .82rem; }

.product-v2 .pv2-faq-intro { align-self: start; position: sticky; top: 110px; }
.product-v2 .pv2-faq-list { border-top: 1px solid var(--pv2-line); }
.product-v2 .pv2-faq-item { border-bottom: 1px solid var(--pv2-line); }
.product-v2 .pv2-faq-question { display: flex; width: 100%; justify-content: space-between; gap: 18px; padding: 20px 2px; border: 0; color: var(--pv2-navy); background: transparent; cursor: pointer; text-align: left; font-weight: 800; }
.product-v2 .pv2-faq-question::after { color: var(--pv2-orange); content: "+"; font-size: 1.3rem; }
.product-v2 .pv2-faq-question[aria-expanded="true"]::after { content: "−"; }
.product-v2 .pv2-faq-answer { padding: 0 26px 20px 2px; color: var(--pv2-muted); }

.product-v2 .pv2-send-list { display: grid; gap: 12px; margin: 0; padding: 0; list-style: none; }
.product-v2 .pv2-send-list li { padding-left: 26px; }
.product-v2 .pv2-send-list li::before { float: left; margin-left: -26px; color: #5fc58a; font-weight: 900; content: "✓"; }
.product-v2 .pv2-form-card { padding: 30px; border-radius: 10px; color: var(--pv2-ink); background: #fff; box-shadow: 0 22px 50px rgba(0,0,0,.22); }
.product-v2 .pv2-form-card h3 { margin-bottom: 8px; font-size: 1.45rem; }
.product-v2 .pv2-form-card > p { color: var(--pv2-muted); font-size: .88rem; }
.product-v2 .pv2-field { margin-bottom: 14px; }
.product-v2 .pv2-field label { display: block; margin-bottom: 5px; color: var(--pv2-navy); font-size: .82rem; font-weight: 800; }
.product-v2 .pv2-field input,
.product-v2 .pv2-field select,
.product-v2 .pv2-field textarea { width: 100%; min-height: 45px; padding: 10px 12px; border: 1px solid #b8c7d4; border-radius: 6px; color: var(--pv2-ink); background: #fff; }
.product-v2 .pv2-field textarea { min-height: 112px; resize: vertical; }
.product-v2 .pv2-status { min-height: 24px; margin: 10px 0 0; color: var(--pv2-blue); font-size: .84rem; }

.product-v2 .pv2-footer { padding: 62px 0 24px; color: #bcd0e1; background: #061d35; }
.product-v2 .pv2-footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 48px; }
.product-v2 .pv2-footer h3 { color: #fff; font-size: 1rem; }
.product-v2 .pv2-footer p,
.product-v2 .pv2-footer a { color: #bcd0e1; font-size: .88rem; }
.product-v2 .pv2-footer-links { display: grid; gap: 7px; }
.product-v2 .pv2-legal { display: flex; justify-content: space-between; gap: 20px; margin-top: 38px; padding-top: 20px; border-top: 1px solid #29435d; color: #88a2b9; font-size: .76rem; }

.product-v2 .pv2-detail-hero { padding: 66px 0; color: #fff; background: linear-gradient(130deg, #08284a, #0c4f84); }
.product-v2 .pv2-breadcrumb { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 22px; color: #bcd5e8; font-size: .86rem; }
.product-v2 .pv2-breadcrumb a:hover { color: #fff; }
.product-v2 .pv2-detail-hero h1 { max-width: 850px; margin-bottom: 16px; color: #fff; font-size: clamp(2.35rem, 5vw, 4.2rem); }
.product-v2 .pv2-detail-hero p { max-width: 760px; margin-bottom: 22px; color: #d2e2ee; font-size: 1.08rem; }
.product-v2 .pv2-pills { display: flex; flex-wrap: wrap; gap: 9px; }
.product-v2 .pv2-pill { padding: 6px 11px; border: 1px solid rgba(255,255,255,.32); border-radius: 999px; color: #fff; font-size: .78rem; font-weight: 700; }
.product-v2 .pv2-gallery { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.product-v2 .gallery-card { margin: 0; overflow: hidden; border: 1px solid var(--pv2-line); border-radius: 9px; background: #fff; box-shadow: 0 8px 24px rgba(8,40,74,.07); }
.product-v2 .gallery-card img { width: 100%; aspect-ratio: 4/3; object-fit: cover; cursor: zoom-in; }
.product-v2 .gallery-card figcaption { padding: 14px 16px; color: var(--pv2-navy); font-size: .9rem; font-weight: 700; }
.product-v2 .pv2-detail-cta { display: flex; align-items: center; justify-content: space-between; gap: 30px; padding: 34px; border-radius: 10px; color: #fff; background: var(--pv2-navy); }
.product-v2 .pv2-detail-cta h2 { margin-bottom: 8px; color: #fff; font-size: 1.8rem; }
.product-v2 .pv2-detail-cta p { margin-bottom: 0; color: #c9d7e5; }

@media (max-width: 1080px) {
  .product-v2 .pv2-card-grid { grid-template-columns: repeat(3, 1fr); }
  .product-v2 .pv2-market-grid,
  .product-v2 .pv2-timeline { grid-template-columns: repeat(2, 1fr); }
  .product-v2 .pv2-reasons { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 820px) {
  .product-v2 .pv2-section { padding: 68px 0; }
  .product-v2 .pv2-hero-grid,
  .product-v2 .pv2-two,
  .product-v2 .pv2-factory,
  .product-v2 .pv2-final-grid,
  .product-v2 .pv2-faq-grid { grid-template-columns: 1fr; }
  .product-v2 .pv2-hero { padding-top: 60px; }
  .product-v2 .pv2-hero-media { max-width: 620px; }
  .product-v2 .pv2-card-grid,
  .product-v2 .pv2-steps { grid-template-columns: repeat(2, 1fr); }
  .product-v2 .pv2-stats-grid { grid-template-columns: repeat(2,1fr); }
  .product-v2 .pv2-faq-intro { position: static; }
  .product-v2 .pv2-footer-grid { grid-template-columns: 1fr 1fr; }
  .product-v2 .pv2-footer-grid > :first-child { grid-column: 1/-1; }
  .product-v2 .pv2-detail-cta { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 560px) {
  .product-v2 .pv2-wrap { width: min(100% - 28px, 1160px); }
  .product-v2 .pv2-section { padding: 54px 0; }
  .product-v2 .pv2-hero h1 { font-size: 2.55rem; }
  .product-v2 .pv2-hero-badge { right: 10px; bottom: -24px; }
  .product-v2 .pv2-card-grid,
  .product-v2 .pv2-risk-grid,
  .product-v2 .pv2-steps,
  .product-v2 .pv2-market-grid,
  .product-v2 .pv2-timeline,
  .product-v2 .pv2-reasons,
  .product-v2 .pv2-gallery { grid-template-columns: 1fr; }
  .product-v2 .pv2-spec { padding: 15px; }
  .product-v2 .pv2-spec-sheet { padding: 15px; }
  .product-v2 .pv2-spec-title { flex-direction: column; }
  .product-v2 .pv2-footer-grid { grid-template-columns: 1fr; }
  .product-v2 .pv2-footer-grid > :first-child { grid-column: auto; }
  .product-v2 .pv2-legal { flex-direction: column; }
}

body.product-v2 :focus-visible { outline: 3px solid #ffae72; outline-offset: 3px; }

@media (prefers-reduced-motion: reduce) {
  body.product-v2 { scroll-behavior: auto; }
  body.product-v2 *,
  body.product-v2 *::before,
  body.product-v2 *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}