:root{--theme:#0B3D91;--ink:#14213d;--muted:#667085;--line:#e5eaf2;--bg:#f5f8fc;--white:#fff}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--bg);font:15px/1.7 Arial,"Microsoft YaHei",sans-serif}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{width:min(1180px,calc(100% - 40px));margin:auto}
.topbar{background:#081a38;color:#c8d6ed;font-size:13px}.topbar .container{min-height:36px;display:flex;align-items:center;justify-content:space-between}.topbar-links{display:flex;gap:22px}.topbar a:hover{color:#fff}
.header{position:relative;z-index:20;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 5px 20px #102b5310}.header-inner{height:76px;display:flex;align-items:center;gap:30px}.logo{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:800;font-size:20px;white-space:nowrap}.logo img{width:35px;height:35px;object-fit:contain}.main-nav{flex:1}.nav-list{display:flex;align-items:center;justify-content:center;gap:4px;padding:0;margin:0;list-style:none}.nav-item{position:relative}.nav-link{display:block;padding:25px 14px;font-weight:600;white-space:nowrap}.nav-link:hover,.nav-link:focus{color:var(--theme)}.has-arrow:after{content:"⌄";font-size:12px;margin-left:6px}.dropdown-panel,.mega-menu{position:absolute;top:calc(100% + 1px);left:50%;transform:translateX(-50%);width:300px;padding:20px;background:#fff;border:1px solid var(--line);border-radius:0 0 14px 14px;box-shadow:0 18px 40px #102b5318;opacity:0;visibility:hidden;transition:.2s;z-index:30}.nav-item:hover>.dropdown-panel,.nav-item:focus-within>.dropdown-panel,.nav-item:hover>.mega-menu,.nav-item:focus-within>.mega-menu{opacity:1;visibility:visible}.dropdown-panel a:not(.dropdown-footer){display:block;padding:8px 4px;border-bottom:1px solid var(--line);font-size:14px}.dropdown-panel a:hover,.mega-categories a:hover{color:var(--theme)}.dropdown-footer,.mega-footer{display:flex;justify-content:space-between;gap:12px;margin-top:12px;color:var(--theme);font-size:13px;font-weight:700}.mega-menu{width:620px}.mega-wide{width:780px}.mega-title{margin:0 0 12px;font-size:13px;color:var(--muted);font-weight:700}.mega-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.mega-card{display:flex;gap:9px;padding:9px;border:1px solid var(--line);border-radius:9px;font-size:12px;line-height:1.45}.mega-card:hover{border-color:#8aa9dc;background:#f7faff}.mega-card img{width:42px;height:42px;object-fit:contain;border-radius:6px;background:#f0f4f9;flex:none}.mega-card strong{display:block;font-size:13px;margin-bottom:3px}.broker-meta{display:flex;flex-wrap:wrap;gap:3px 8px;color:var(--muted);font-size:11px}.mega-columns{display:grid;grid-template-columns:155px 1fr;gap:20px}.mega-categories{display:grid;gap:7px}.mega-categories a{font-size:13px}.header-btns{display:flex;align-items:center;gap:12px}.open-account{padding:9px 16px;border-radius:7px;background:var(--theme);color:#fff;font-weight:700;font-size:13px}.hamburger{display:none;border:0;background:none;padding:8px;cursor:pointer}.hamburger span{display:block;width:24px;height:2px;margin:5px;background:var(--ink);transition:.2s}.hamburger.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}.hamburger.active span:nth-child(2){opacity:0}.hamburger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.drawer-overlay{display:none;position:fixed;inset:0;background:#06152c88;z-index:40}.drawer-overlay.open{display:block}.mobile-drawer{position:fixed;top:0;right:-360px;width:min(360px,88vw);height:100vh;background:#fff;z-index:41;transition:right .25s;overflow:auto}.mobile-drawer.open{right:0}.drawer-head{display:flex;align-items:center;gap:15px;padding:19px;border-bottom:1px solid var(--line);font-weight:700}.drawer-head>a{margin-left:auto;color:var(--theme)}.drawer-close{border:0;background:none;font-size:28px;cursor:pointer;color:var(--muted)}.drawer-menu{padding:10px 18px}.drawer-link,.drawer-toggle{display:block;width:100%;padding:13px 3px;border:0;border-bottom:1px solid var(--line);background:none;text-align:left;font:inherit;color:var(--ink);cursor:pointer}.drawer-toggle:after{content:"＋";float:right;color:var(--muted)}.drawer-toggle.active:after{content:"－"}.drawer-submenu{display:none;padding:5px 12px;background:#f7f9fc}.drawer-submenu.open{display:block}.drawer-submenu a{display:block;padding:7px 0;color:var(--muted);font-size:14px}
.video-page{padding:64px 0 90px}.page-heading{text-align:center;margin-bottom:38px}.eyebrow{display:inline-block;color:var(--theme);background:#e7effd;border-radius:30px;padding:4px 13px;font-size:13px;font-weight:700}.page-heading h1{margin:13px 0 8px;font-size:clamp(30px,5vw,48px);letter-spacing:-1px}.page-heading p{max-width:650px;margin:auto;color:var(--muted)}.video-filter{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;margin:0 auto 32px}.video-filter a{padding:8px 17px;border:1px solid #cfd9e8;border-radius:30px;background:#fff;color:#44546c}.video-filter a:hover,.video-filter a.active{background:var(--theme);border-color:var(--theme);color:#fff}.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.video-card{overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:15px;box-shadow:0 8px 22px #0b3d9108;transition:.2s}.video-card:hover{transform:translateY(-4px);box-shadow:0 14px 30px #0b3d9120}.video-cover{position:relative;aspect-ratio:16/9;background:#dce6f4;overflow:hidden}.video-cover img{width:100%;height:100%;object-fit:cover}.duration{position:absolute;right:10px;bottom:10px;padding:2px 7px;border-radius:4px;background:#07162dcc;color:#fff;font-size:12px}.play-mark{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:48px;height:48px;display:grid;place-items:center;border-radius:50%;background:#0b3d91dd;color:#fff;font-size:21px}.video-body{padding:18px}.video-body h2{font-size:19px;line-height:1.4;margin:0 0 8px}.video-body p{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;min-height:72px;margin:0 0 14px;color:var(--muted)}.video-more{color:var(--theme);font-weight:700;font-size:13px}.pagination{display:flex;justify-content:center;gap:7px;margin-top:44px}.pagination a{min-width:36px;padding:6px 11px;text-align:center;border:1px solid var(--line);border-radius:6px;background:#fff}.pagination a:hover,.pagination a.current{background:var(--theme);color:#fff;border-color:var(--theme)}
.footer{padding:54px 0 20px;background:#091a36;color:#c7d2e4}.footer .logo{color:#fff}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:38px}.footer h3{margin:3px 0 15px;color:#fff;font-size:16px}.footer-brand p,.footer-contact p{margin:12px 0;color:#9eafc7;font-size:13px}.footer-links{display:grid;gap:7px;font-size:13px}.footer-links a:hover,.footer-contact a{color:#79b4ff}.social-links{margin-top:15px}.footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:35px;padding-top:18px;border-top:1px solid #ffffff1c;color:#8294ae;font-size:12px}
@media(max-width:980px){.main-nav{display:none}.hamburger{display:block}.header-inner{justify-content:space-between}.header-btns{margin-left:auto}.video-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.container{width:min(100% - 28px,1180px)}.topbar .container{padding:7px 0;display:block}.topbar-links{gap:12px}.header-inner{height:66px;gap:10px}.open-account{padding:7px 11px}.video-page{padding:42px 0 60px}.page-heading{margin-bottom:28px}.video-grid{grid-template-columns:1fr;gap:17px}.video-body p{min-height:auto}.footer-grid{grid-template-columns:1fr;gap:24px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:5px}.mega-menu{display:none}}