:root{--c-primary:#0e7a5f;--c-primary-d:#0a5c47;--c-primary-l:#e6f4f0;--c-accent:#f59e0b;--c-ink:#0f172a;--c-ink-2:#334155;--c-muted:#64748b;--c-line:#e2e8f0;--c-bg:#f8fafc;--c-card:#fff;--radius:14px;--shadow:0 1px 3px #0f172a14, 0 8px 24px -12px #0f172a2e;--font:"Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{font-family:var(--font);color:var(--c-ink);background:var(--c-bg);margin:0;font-size:17px;line-height:1.7}img{max-width:100%;height:auto}a{color:var(--c-primary);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:1140px;margin:0 auto;padding:0 20px}.site-header{z-index:50;border-bottom:1px solid var(--c-line);background:#fff;position:sticky;top:0}.header-top{background:var(--c-primary-d);color:#fff;font-size:14px}.header-top .container{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;min-height:38px;display:flex}.header-top a{color:#fff;font-weight:600}.header-nav .container{align-items:center;gap:20px;min-height:66px;display:flex}.logo{color:var(--c-ink);align-items:center;gap:10px;font-size:19px;font-weight:800;display:flex}.logo:hover{text-decoration:none}.logo-mark{background:linear-gradient(135deg, var(--c-primary), #14b8a6);color:#fff;border-radius:10px;flex:none;place-items:center;width:38px;height:38px;font-size:17px;font-weight:800;display:grid}.logo small{color:var(--c-muted);letter-spacing:.04em;font-size:11px;font-weight:500;display:block}.nav-menu{gap:4px;margin:0 0 0 auto;padding:0;list-style:none;display:flex}.nav-menu>li{position:relative}.nav-menu>li>a{color:var(--c-ink-2);border-radius:8px;padding:10px 13px;font-size:15.5px;font-weight:600;display:block}.nav-menu>li>a:hover,.nav-menu>li>a[aria-current=page]{background:var(--c-primary-l);color:var(--c-primary-d);text-decoration:none}.nav-menu li>a.btn-cta{background:var(--c-primary);color:#fff}.nav-menu 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