:root{--navy:#1B2A4A;--blue:#2563EB;--gold:#B8860B;--ink:#1f2937;--muted:#4b5563;--line:#dfe5ee;--bg:#f6f8fb}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font:16px/1.65 system-ui,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:#fff;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto}
a{color:var(--blue)}
.container{max-width:1180px;margin:0 auto;padding:0 22px}
.skip-link{position:absolute;left:-9999px;top:auto}
.skip-link:focus{left:12px;top:12px;background:#fff;padding:10px 14px;border:1px solid var(--line);z-index:1000}
.utility-bar{background:var(--navy);color:#e8eef5;font-size:13px;padding:6px 0}
.utility-bar .container{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.utility-bar a{color:#e8eef5;text-decoration:none}
.main-header{background:var(--navy);color:#fff;border-bottom:3px solid var(--gold)}
.header-inner{display:flex;align-items:center;gap:22px;padding:12px 22px;flex-wrap:wrap}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:#fff;font-weight:700;font-size:20px}
.brand-logo-img{height:64px;width:auto}
.main-nav{display:flex;flex-wrap:wrap;gap:6px 16px;align-items:center}
.main-nav a{color:#e8eef5;text-decoration:none;font-size:14px;padding:8px 2px;border-bottom:2px solid transparent}
.main-nav a:hover,.main-nav a:focus{color:#fff;border-bottom-color:var(--gold)}
.nav-toggle{display:none;margin-left:auto;background:transparent;color:#fff;border:1px solid rgba(255,255,255,.35);border-radius:8px;padding:10px 14px;font-size:14px;cursor:pointer}
.page-hero{background:linear-gradient(180deg,#eef2f8 0%,#ffffff 100%);border-bottom:1px solid var(--line);padding:48px 0 40px}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center}
.page-hero h1{font-size:38px;line-height:1.2;margin:0 0 16px;color:var(--navy);letter-spacing:-.4px}
.page-hero .lead{font-size:18px;color:var(--muted);margin:0 0 18px;max-width:640px}
.hero-media{border-radius:14px;overflow:hidden;box-shadow:0 14px 34px rgba(27,42,74,.16)}
.hero-media img{display:block;width:100%;height:320px;object-fit:cover}
.eyebrow{display:inline-block;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--gold);font-weight:700;margin:0 0 10px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:12px 22px;border-radius:10px;border:1px solid transparent;font-weight:600;text-decoration:none;cursor:pointer;font-size:15px}
.btn-primary{background:var(--navy);color:#fff}
.btn-primary:hover,.btn-primary:focus{background:#132038}
.btn-gold{background:var(--gold);color:#1b1400}
.btn-ghost{background:#fff;color:var(--navy);border-color:var(--line)}
.content-block{padding:34px 0;border-bottom:1px solid #eef1f6}
.content-block:nth-of-type(even){background:var(--bg)}
.content-block h2{font-size:27px;line-height:1.28;margin:0 0 14px;color:var(--navy)}
.content-block p{margin:0 0 12px;color:#26313f}
.content-block ul{margin:0 0 12px;padding-left:20px}
.content-block li{margin:0 0 7px}
.cta-band{background:var(--navy);color:#fff;padding:46px 0}
.cta-band h2{color:#fff;font-size:28px;margin:0 0 10px}
.cta-band p{color:#dbe3ee;margin:0 0 18px}
.lead-form{background:#fff;border-radius:14px;padding:24px;max-width:620px;box-shadow:0 10px 28px rgba(0,0,0,.12)}
.lead-form label{display:block;font-size:14px;font-weight:600;color:var(--navy);margin:0 0 6px}
.lead-form input,.lead-form textarea{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:8px;font:inherit;margin:0 0 14px;background:#fff;color:var(--ink)}
.lead-form input:focus,.lead-form textarea:focus{outline:2px solid rgba(37,99,235,.35);border-color:var(--blue)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-status{font-size:14px;margin:10px 0 0;min-height:20px}
.form-status.is-error{color:#b91c1c}
.form-status.is-ok{color:#166534}
.main-footer{background:#16283e;color:#dbe3ee;padding:40px 0 20px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:28px}
.main-footer h4{color:#fff;font-size:16px;margin:0 0 10px}
.main-footer a{color:#dbe3ee;text-decoration:none}
.main-footer a:hover{text-decoration:underline}
.main-footer ul{list-style:none;margin:0;padding:0}
.main-footer li{margin:0 0 6px;font-size:14px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.16);margin-top:26px;padding-top:16px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:#9fb0c4}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr}.hero-media img{height:260px}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:760px){
  .main-nav{display:none;width:100%;flex-direction:column;align-items:flex-start;padding:8px 0}
  .main-nav.open{display:flex}
  .nav-toggle{display:inline-block}
  .page-hero h1{font-size:29px}
  .footer-grid{grid-template-columns:1fr}
}


/* ===== 移动端兼容性补丁 ===== */
@media (max-width: 767px) {
  /* P4 字号：强制最小 16px */
  body, p, span, a, li, td, th, label, div, h1, h2, h3, h4, h5, h6,
  nav a, header a, footer a, .nav-links a, .nav a, .menu a,
  .site-header a, .m-hdr a, .main-header a {
    font-size: 16px !important;
  }
  h1 { font-size: 24px !important; }
  h2 { font-size: 20px !important; }
  h3 { font-size: 18px !important; }
  input, select, textarea, button {
    font-size: 16px !important;
  }
  /* P3 触控目标 */
  a, button, input, select, textarea, [role="button"], .btn,
  .nav-toggle, .menu-toggle, .mobile-menu-toggle, .float,
  .chat, .cookie-bar, .back-to-top, .whatsapp-float, .lx-chat,
  .m-chat, .live-chat, .skip-link {
    min-width: 44px !important;
    min-height: 44px !important;
    padding: 10px 16px !important;
  }
  /* P9 浮层：降低 z-index */
  #cookieBanner, .cookie-bar, .m-cookie, #s28CookieBanner,
  .cookie-consent, .cookie-banner {
    z-index: 999 !important;
    max-height: 40vh !important;
    overflow-y: auto !important;
  }
  #lingoFloatLeft, .float-r, .whatsapp-float, .wa-float,
  .back-to-top, .float-chat, .chat-widget {
    z-index: 998 !important;
    width: 48px !important;
    height: 48px !important;
  }
  /* P12 hero 窄列修复 */
  .m-hero, .hero, .hero-premium, .subhero-premium, .page-head {
    display: block !important;
  }
  .m-hero .wrap, .hero .wrap {
    width: 100% !important;
    max-width: 100% !important;
  }
  /* P2 横向溢出 */
  body { overflow-x: hidden !important; }
  img, table, .table-scroll {
    max-width: 100% !important;
  }
}


/* ===== 移动端字号修复（覆盖 polish） ===== */
@media (max-width: 767px) {
  body, body * {
    font-size: 16px !important;
  }
  h1, h2, h3, h4, h5, h6 {
    font-size: 16px !important;
  }
  h1 { font-size: 24px !important; }
  h2 { font-size: 20px !important; }
  h3 { font-size: 18px !important; }
}

/* ===== 移动端覆盖自身规则 ===== */
@media (max-width: 767px) {
  .utility-bar { font-size: 16px !important; }
  .lead-form label { font-size: 16px !important; }
  .btn { font-size: 16px !important; }
  .main-nav a { font-size: 16px !important; }
  .nav-toggle { font-size: 16px !important; }
  .footer-bottom { font-size: 16px !important; }
  .form-status { font-size: 16px !important; }
  .main-footer li { font-size: 16px !important; }
  .eyebrow { font-size: 16px !important; }
}