:root{--blue:#102a54;--blue2:#173b74;--gold:#c9a348;--light:#f4f6fb;--muted:#657089;--ink:#14213d;--white:#fff;--line:#e5e9f2;--shadow:0 18px 45px rgba(16,42,84,.12)}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.75}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{width:min(1180px,92vw);margin:0 auto}.topbar{background:var(--blue);color:#dfe7f5;font-size:14px;padding:8px 0}.topbar .container,.nav .container{display:flex;align-items:center;justify-content:space-between;gap:18px}.brand{display:flex;align-items:center;gap:12px;font-weight:800;color:var(--blue);font-size:22px}.brand-badge{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--blue),#254e91);color:var(--gold);display:grid;place-items:center;box-shadow:var(--shadow)}.nav{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}.nav-inner{height:74px}.menu{display:flex;align-items:center;gap:5px;flex-wrap:wrap}.menu a{padding:10px 13px;border-radius:999px;color:#263a61;font-weight:600;font-size:15px}.menu a:hover,.menu a.active{background:#eef3fb;color:var(--blue)}.mobile-toggle{display:none;border:0;background:var(--blue);color:#fff;border-radius:12px;padding:10px 12px}.hero{position:relative;overflow:hidden;background:radial-gradient(circle at 78% 18%,rgba(201,163,72,.22),transparent 30%),linear-gradient(135deg,#0e2852 0%,#173b74 60%,#102a54 100%);color:#fff;padding:82px 0}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:center}.eyebrow{display:inline-flex;gap:8px;align-items:center;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:6px 13px;color:#f6df9a;font-weight:700}.hero h1{font-size:48px;line-height:1.18;margin:18px 0 14px}.hero p{font-size:18px;color:#e7edf8;margin:0 0 24px}.hero-actions,.card-actions{display:flex;gap:12px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:14px;padding:12px 18px;font-weight:800;border:1px solid transparent;transition:.2s}.btn.primary{background:var(--gold);color:#15233c}.btn.secondary{background:#fff;color:var(--blue)}.btn.outline{border-color:#cdd6e6;color:var(--blue);background:#fff}.btn:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(16,42,84,.16)}.hero-panel{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:28px;padding:18px;box-shadow:var(--shadow)}.hero-panel img{border-radius:22px}.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:16px}.stat{background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.14);border-radius:18px;padding:14px}.stat strong{font-size:24px;color:#ffe29a;display:block}.section{padding:72px 0}.section.light{background:var(--light)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:28px}.section-title{margin:0;font-size:34px;color:var(--blue);line-height:1.25}.section-desc{color:var(--muted);max-width:680px;margin:8px 0 0}.grid{display:grid;gap:22px}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.grid-2{grid-template-columns:repeat(2,1fr)}.card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:24px;box-shadow:0 10px 28px rgba(16,42,84,.07)}.card h3{margin:10px 0 8px;color:var(--blue);font-size:21px}.card p{color:var(--muted);margin:0}.icon{width:58px;height:58px;border-radius:18px;background:#eef3fb;display:grid;place-items:center;color:var(--gold);font-weight:900;font-size:22px}.course-card{overflow:hidden;padding:0}.course-card .cover{height:184px;background:#eef3fb}.course-card .body{padding:22px}.tag{display:inline-block;background:#fff7df;color:#7b5a08;border:1px solid #f1dd9b;border-radius:999px;padding:4px 10px;font-size:13px;font-weight:700}.timeline{position:relative;display:grid;gap:18px}.step{display:grid;grid-template-columns:82px 1fr;gap:18px;align-items:start}.step-num{background:var(--blue);color:var(--gold);height:58px;border-radius:18px;display:grid;place-items:center;font-weight:900}.work-card{display:flex;gap:16px;align-items:flex-start}.faq details{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px 18px}.faq details+details{margin-top:12px}.faq summary{cursor:pointer;font-weight:800;color:var(--blue)}.form-box{background:#fff;border-radius:28px;padding:26px;border:1px solid var(--line);box-shadow:var(--shadow)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.form-grid input,.form-grid select,.form-grid textarea{width:100%;border:1px solid #d9e0ed;border-radius:14px;padding:12px 14px;font:inherit;background:#fff}.form-grid textarea{grid-column:1/-1;min-height:112px}.page-hero{background:linear-gradient(135deg,#102a54,#1d477f);color:#fff;padding:58px 0}.page-hero h1{font-size:42px;margin:0 0 10px}.breadcrumb{color:#dbe5f3}.list{display:grid;gap:12px;padding:0;margin:16px 0 0;list-style:none}.list li{padding-left:26px;position:relative;color:#4d5d78}.list li:before{content:'◆';position:absolute;left:0;color:var(--gold);font-size:12px}.video-meta{display:flex;gap:10px;flex-wrap:wrap;color:#657089;font-size:14px;margin-top:10px}.footer{background:#081c3a;color:#d6e0f0;padding:46px 0 22px}.footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr 1fr;gap:24px}.footer h3,.footer h4{color:#fff;margin-top:0}.footer a{display:block;color:#c8d5e8;margin:6px 0}.copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:28px;padding-top:18px;color:#aebbd0;font-size:14px}.dynamic-domain{font-weight:800;color:#f5d575}.notice{background:#f7fbff;border:1px solid #dce8f7;border-radius:18px;padding:16px;color:#53627a}.article-card time{color:#8a96a8;font-size:14px}.pill-row{display:flex;gap:10px;flex-wrap:wrap}.pill{background:#edf3fb;color:#193b6e;border-radius:999px;padding:7px 12px;font-weight:700;font-size:14px}@media(max-width:900px){.hero-grid,.grid-2,.grid-3,.grid-4,.footer-grid{grid-template-columns:1fr}.hero h1{font-size:36px}.section-head{display:block}.menu{display:none;position:absolute;left:4vw;right:4vw;top:74px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:12px;box-shadow:var(--shadow)}.menu.open{display:grid}.mobile-toggle{display:block}.stat-row,.form-grid{grid-template-columns:1fr}.section{padding:52px 0}.nav-inner{height:70px}.step{grid-template-columns:62px 1fr}.page-hero h1{font-size:32px}}