:root{--ink:#10243d;--muted:#52677e;--blue:#1557d8;--line:#d7e3ef;--pale:#f5f9fd;--shadow:0 12px 30px rgba(10,35,70,.08)}
*{box-sizing:border-box}html,body{margin:0}body{font-family:"Noto Sans SC","Microsoft YaHei UI",Arial,sans-serif;color:var(--ink);background:#f7fafd;-webkit-font-smoothing:antialiased}a{color:inherit}.wrap{width:min(1180px,calc(100% - 40px));margin:auto}.lang-zh [data-en],.lang-en [data-zh]{display:none!important}
.top{background:#f2f6fa;border-bottom:1px solid var(--line);font-size:12px}.top .wrap,.nav,.language,.utility{display:flex;align-items:center}.top .wrap{min-height:40px;justify-content:space-between;gap:18px}.language,.utility{gap:16px}.language button{border:0;background:transparent;padding:6px;color:#5b6e83;cursor:pointer}.language button.active{color:var(--blue);font-weight:900}.utility a{color:#24415f;font-weight:800;text-decoration:underline;text-underline-offset:3px}.head{background:#fff;border-bottom:1px solid var(--line)}.nav{min-height:72px;justify-content:space-between;gap:24px}.brand{font-size:24px;font-weight:1000;color:#0e3f9f;text-decoration:none}.navLinks{display:flex;gap:19px;align-items:center;font-size:13px;font-weight:850}.navLinks a{text-decoration:none}.navLinks a:hover{color:var(--blue)}.navLinks .rfq{padding:10px 14px;border-radius:8px;background:var(--blue);color:#fff}.menu{display:none;border:1px solid var(--line);border-radius:8px;background:#fff;padding:8px 11px}
.hero{padding:54px 0 42px;background:linear-gradient(135deg,#fff,#eef5ff);border-bottom:1px solid var(--line)}.eyebrow{color:var(--blue);font-size:12px;font-weight:950;text-transform:uppercase;letter-spacing:.12em}.hero h1{max-width:760px;margin:10px 0 12px;font-size:42px;line-height:1.08}.hero p{max-width:760px;margin:0;color:var(--muted);font-size:16px;line-height:1.65}.heroActions,.cardActions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 14px;border:1px solid #b7c9dc;border-radius:8px;background:#fff;color:#124b9f;font-weight:900;text-decoration:none}.button.primary{border-color:var(--blue);background:var(--blue);color:#fff}
.library{padding:34px 0 48px}.sectionHead{display:flex;justify-content:space-between;gap:24px;align-items:end;margin-bottom:18px}.sectionHead h2{margin:0;font-size:29px}.sectionHead p{max-width:620px;margin:0;color:var(--muted);line-height:1.55}.packageGrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.packageCard,.videoCard{scroll-margin-top:24px;border:1px solid var(--line);border-radius:14px;background:#fff;box-shadow:var(--shadow);overflow:hidden}.packageVisual{height:230px;display:grid;place-items:center;padding:18px;background:linear-gradient(135deg,#f8fbff,#eef4fa)}.packageVisual img{max-width:100%;max-height:100%;object-fit:contain}.packageBody{padding:18px}.packageBody h3,.videoBody h3{margin:0 0 10px;font-size:23px}.facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.fact{border:1px solid #e1eaf3;border-radius:8px;background:#f8fbfd;padding:10px}.fact b{display:block;margin-bottom:3px;font-size:11px;color:#61748a}.fact span{font-weight:850}.note{margin:12px 0 0;color:var(--muted);font-size:13px;line-height:1.55}.status{padding:30px;border:1px solid var(--line);border-radius:12px;background:#fff;text-align:center;color:var(--muted)}
.packageCardDataGap .packageBody{display:flex;min-height:150px;flex-direction:column}.packageCardDataGap .cardActions{margin-top:auto}.packageCardDataGap .facts{grid-template-columns:1fr}
.videoGroup{margin-top:30px}.videoGroup h2{margin:0 0 14px;font-size:28px}.videoGrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.videoCard video{display:block;width:100%;aspect-ratio:16/9;background:#07111f}.videoBody{padding:16px}.videoBody p{margin:0;color:var(--muted);font-size:13px;line-height:1.55}
footer{background:#07172b;color:#d9e7f6;padding:30px 0}footer .wrap{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}footer a{color:#dcecff}
.utility a{text-decoration:none}.utility a:hover{color:var(--blue)}.utility a:focus-visible{outline:3px solid rgba(21,87,216,.26);outline-offset:2px}
@media(max-width:820px){.utility{display:none}.menu{display:block}.navLinks{display:none;position:absolute;z-index:50;top:106px;left:14px;right:14px;flex-direction:column;align-items:stretch;padding:14px;border:1px solid var(--line);border-radius:10px;background:#fff;box-shadow:var(--shadow)}.navLinks.open{display:flex}.hero{padding:38px 0 32px}.hero h1{font-size:34px}.packageGrid,.videoGrid{grid-template-columns:1fr}.sectionHead{align-items:start;flex-direction:column}.packageVisual{height:205px}}
@media(max-width:520px){.wrap{width:min(100% - 28px,1180px)}.hero h1{font-size:30px}.facts{grid-template-columns:1fr}.top .wrap{justify-content:flex-start}.language{gap:5px}}