:root { --primary: #2d4ee1; --black:#111111; --dark:#1C1C1C; --mid:#2B2B2B; --light:#F5F5F5; --white:#ffffff; --radius:18px; --shadow:0 14px 36px rgba(17,17,17,.08); }
*{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--light);color:var(--black);line-height:1.65;overflow-x:hidden} a{color:inherit;text-decoration:none} img{max-width:100%;height:auto;display:block} header{width:100%} .container{width:min(1120px,calc(100% - 32px));margin:0 auto} .site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid rgba(17,17,17,.08);box-shadow:0 8px 20px rgba(17,17,17,.04)} .header-inner{display:none} .mobile-topbar{height:64px;display:grid;grid-template-columns:48px 1fr 48px;align-items:center;padding:0 16px} .mobile-menu-toggle{width:42px;height:42px;border:0;border-radius:14px;background:var(--primary);color:#fff;font-size:22px;font-weight:800;cursor:pointer} .logo{display:inline-flex;align-items:center} .logo img{width:128px;max-height:48px;object-fit:contain} .mobile-logo{justify-content:center} .mobile-logo img{margin:0 auto} .mobile-actions{display:flex;gap:10px;justify-content:center;padding:0 16px 14px} .main-nav,.header-actions{display:flex;align-items:center} .main-nav{gap:28px;font-weight:700;color:#283044} .main-nav a{padding:8px 0;border-bottom:2px solid transparent} .main-nav a:hover{color:var(--primary);border-color:var(--primary)} .btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:12px 22px;border-radius:999px;background:linear-gradient(135deg,var(--primary),#1a35a8);color:#fff;font-weight:800;box-shadow:0 10px 22px rgba(45,78,225,.22);border:0;cursor:pointer;text-align:center} .btn:hover{transform:translateY(-1px)} .btn-small{min-height:40px;padding:9px 18px;font-size:14px} .btn-alt{background:linear-gradient(135deg,#1C1C1C,var(--primary))} .mobile-nav{display:none;flex-direction:column;background:#fff;padding:0 16px 16px;border-top:1px solid rgba(17,17,17,.08)} .mobile-nav a{padding:12px 10px;border-radius:12px;font-weight:700} .mobile-nav a:hover{background:rgba(45,78,225,.08);color:var(--primary)} .nav-open .mobile-nav{display:flex}
.hero,.banner{background:linear-gradient(135deg,#ffffff 0%,#eef2ff 45%,rgba(45,78,225,.18) 100%);padding:42px 0} .hero-grid{display:grid;gap:28px;align-items:center} .hero h1{font-size:34px;line-height:1.14;margin:0 0 16px;color:#101425} .lead{font-size:17px;color:#3d4558;margin:0 0 20px} .tag-list{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0} .tag{display:inline-flex;align-items:center;padding:8px 12px;border-radius:999px;background:rgba(45,78,225,.1);color:#142e9c;font-weight:700;font-size:14px} .hero-media{background:#fff;border-radius:24px;padding:18px;box-shadow:var(--shadow)} section{padding:42px 0} .section-title{font-size:28px;line-height:1.2;margin:0 0 14px;color:#111827} .section-intro{margin:0 0 22px;color:#505869} .grid{display:grid;gap:18px} .card{background:#fff;border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);border:1px solid rgba(17,17,17,.06)} .card h2,.card h3{margin-top:0;line-height:1.25;color:#111827} .card p{color:#4b5565} .notice{background:#fff;border-left:6px solid var(--primary);border-radius:16px;padding:18px;box-shadow:var(--shadow);color:#2f3545} .faq{display:grid;gap:14px} .faq details{background:#fff;border-radius:16px;padding:18px;box-shadow:var(--shadow)} .faq summary{font-weight:800;cursor:pointer;color:#111827} .link-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:16px} .link-row a{font-weight:800;color:var(--primary)} .steps{counter-reset:step;display:grid;gap:16px} .step{position:relative;padding-left:54px} .step:before{counter-increment:step;content:counter(step);position:absolute;left:0;top:0;width:38px;height:38px;border-radius:50%;background:var(--primary);color:#fff;display:grid;place-items:center;font-weight:800} .footer{background:var(--dark);color:#f7f7f7;padding:42px 0 28px} .footer-grid{display:grid;gap:24px} .footer a{display:block;color:#fff;margin:8px 0} .footer p{color:#d7d7d7} .footer-logo img{filter:none} .footer-notice strong{display:inline-flex;padding:8px 12px;border-radius:999px;background:var(--primary);color:#fff;margin-bottom:8px}
@media (min-width:768px){ .mobile-topbar,.mobile-actions,.mobile-nav{display:none!important} .header-inner{height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px} .desktop-logo img{width:150px} .header-actions{gap:10px;flex-shrink:0} .hero h1{font-size:46px} .hero-grid{grid-template-columns:1.1fr .9fr} .grid-2{grid-template-columns:repeat(2,1fr)} .grid-3{grid-template-columns:repeat(3,1fr)} .footer-grid{grid-template-columns:1.2fr .8fr 1.1fr} }
@media (min-width:1024px){ .container{width:min(1180px,calc(100% - 56px))} .main-nav{gap:34px} .desktop-logo img{width:166px} .hero{padding:70px 0} section{padding:58px 0} .hero h1{font-size:54px} }

/* MOBILE_FIX_TYPE_A_20260930: restore mobile menu icon + narrow-screen hardening */
@media (max-width: 1023px) {
  html, body { width: 100%; max-width: 100%; overflow-x: clip; }
  .header-inner, .header-inner > *, .hero-inner > *, .page-hero-inner > *, .split > * { min-width: 0; }
  .mobile-menu-toggle {
    display: inline-flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 4px !important;
    width: 44px !important;
    height: 44px !important;
    min-width: 44px !important;
    padding: 8px !important;
    position: relative;
    z-index: 2;
    opacity: 1 !important;
    visibility: visible !important;
    color: var(--on-header, #fff) !important;
    -webkit-appearance: none;
    appearance: none;
  }
  .mobile-menu-toggle span {
    display: block !important;
    flex: 0 0 2px !important;
    width: 24px !important;
    height: 2px !important;
    min-height: 2px !important;
    margin: 0 !important;
    padding: 0 !important;
    border: 0 !important;
    border-radius: 3px !important;
    background: var(--on-header, #fff) !important;
    opacity: 1 !important;
    visibility: visible !important;
  }
}
@media (max-width: 390px) {
  .header-inner { width: calc(100% - 16px) !important; gap: 6px !important; }
  .site-logo { min-width: 0; overflow: hidden; }
  .site-logo img { max-width: min(116px, 35vw) !important; }
  .header-actions .main-btn { max-width: 94px; min-width: 0; padding-inline: 8px !important; }
}