:root{--blue:#0B3D91;--ink:#101820;--paper:#f5f1e8;--line:#d9d3c5;--gold:#e0ad4b;--white:#fff}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#f7f8fa;color:var(--ink);font:15px/1.7 Arial,"Microsoft YaHei",sans-serif}a{color:inherit;text-decoration:none}button{font:inherit}.container{width:min(1180px,92%);margin:auto}
.topbar{background:#071c3d;color:#dbe7fa;font-size:12px}.topbar .container{display:flex;justify-content:space-between;gap:20px;padding:8px 0}.topbar a{color:#fff;margin-left:18px}
.header{position:relative;background:#fff;border-bottom:1px solid #e8ebf0;z-index:20}.header-inner{height:76px;display:flex;align-items:center;gap:32px}.logo{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:800;color:var(--blue);white-space:nowrap}.logo img{width:34px;height:34px;object-fit:contain}.main-nav{flex:1}.nav-list{display:flex;align-items:center;justify-content:center;gap:25px;list-style:none;margin:0;padding:0}.nav-item{position:relative}.nav-link{display:block;padding:26px 0;font-weight:600;color:#253248}.nav-link:hover{color:var(--blue)}.has-arrow:after{content:"⌄";font-size:12px;margin-left:6px}.header-btns{display:flex;align-items:center;gap:13px;white-space:nowrap}.header-btns>a:first-child{color:var(--blue);font-weight:700}.account-link{background:var(--blue);color:#fff;padding:8px 15px;border-radius:5px}.hamburger{display:none;border:0;background:none;width:38px;padding:6px;cursor:pointer}.hamburger span{display:block;height:2px;background:var(--blue);margin:5px 0}
.dropdown-panel,.mega-menu{visibility:hidden;opacity:0;transform:translateY(8px);position:absolute;top:100%;left:50%;z-index:50;background:#fff;border:1px solid #e6eaf0;box-shadow:0 16px 38px #13284a1c;border-radius:0 0 10px 10px;transition:.2s}.dropdown-panel{width:270px;padding:16px;transform:translate(-50%,8px)}.mega-menu{width:min(880px,90vw);padding:22px;transform:translate(-50%,8px)}.nav-item:hover>.dropdown-panel,.nav-item:hover>.mega-menu,.nav-item:focus-within>.dropdown-panel,.nav-item:focus-within>.mega-menu{visibility:visible;opacity:1;transform:translate(-50%,0)}.nav-item:has(.dropdown-panel):before,.nav-item:has(.mega-menu):before{content:"";position:absolute;top:100%;left:0;width:100%;height:12px}.dropdown-panel a{display:block;padding:8px;border-bottom:1px solid #edf0f4}.mega-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.mega-card{border:1px solid #e6ebf2;border-radius:8px;padding:12px;background:#fbfcfe}.mega-card img{width:38px;height:38px;object-fit:contain;float:left;margin-right:9px}.mega-card strong{display:block;color:var(--blue)}.mega-card small{color:#69778b}.mega-footer{display:inline-block;margin-top:16px;color:var(--blue);font-weight:700}
.drawer-overlay{display:none;position:fixed;inset:0;background:#07152a99;z-index:80}.drawer-overlay.open{display:block}.mobile-drawer{position:fixed;right:0;top:0;height:100%;width:min(360px,88vw);background:#fff;z-index:90;transform:translateX(105%);transition:.3s;overflow:auto}.mobile-drawer.open{transform:translateX(0)}.drawer-head{display:flex;align-items:center;gap:14px;padding:20px;border-bottom:1px solid var(--line);color:var(--blue);font-weight:700}.drawer-head>a{margin-left:auto;background:var(--blue);color:#fff;padding:5px 12px;border-radius:4px}.drawer-close{border:0;background:none;font-size:25px;color:#556;cursor:pointer}.drawer-menu{padding:10px 20px}.drawer-link,.drawer-toggle{display:block;width:100%;padding:13px 0;border:0;border-bottom:1px solid #edf0f3;background:none;text-align:left;color:#20314b;font-weight:600}.drawer-toggle:after{content:"＋";float:right}.drawer-toggle.active:after{content:"－"}.drawer-submenu{display:none;padding:4px 12px;background:#f7f9fc}.drawer-submenu.open{display:block}.drawer-submenu a{display:block;padding:8px 0;color:#53647a}
.hero{background:#101820;color:#fff;padding:74px 0 86px;overflow:hidden}.hero-heading{text-align:center;max-width:850px;margin:0 auto 43px}.hero-kicker{color:var(--gold);letter-spacing:.25em;font-size:12px;font-weight:700}.hero h1{font-size:clamp(34px,6vw,70px);line-height:1.12;margin:13px 0;color:#fff}.hero-heading p{color:#cfd4d5;margin:0 auto;max-width:650px}.filmstrip{position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:12px;padding:20px 17px;background:#050709;border:1px solid #31353a;box-shadow:0 16px 40px #0008}.filmstrip:before,.filmstrip:after{content:"••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••";position:absolute;left:10px;right:10px;overflow:hidden;white-space:nowrap;color:#fff;font-size:17px;letter-spacing:8px;line-height:12px}.filmstrip:before{top:2px}.filmstrip:after{bottom:1px}.film-frame{position:relative;min-height:220px;padding:16px 14px 23px;background:linear-gradient(145deg,#a86e24,#f3c763 45%,#76501d);border:7px solid #1a1b1c;display:flex;flex-direction:column;justify-content:flex-end;overflow:hidden}.film-frame:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 22% 20%,#fff8 0 2px,transparent 3px),linear-gradient(135deg,#0003,transparent 50%);opacity:.7}.frame-no,.caption{position:relative}.frame-no{align-self:flex-start;font-size:11px;color:#251b0d;border:1px solid #3d2a12;padding:1px 5px;margin-bottom:auto}.caption{background:#050505e8;color:#ffe6a0;padding:8px 9px;font-size:13px;line-height:1.45}.caption b{display:block;color:#fff;font-size:15px;margin-bottom:2px}.hero-cta{text-align:center;margin-top:31px}.btn{display:inline-block;border:1px solid var(--blue);padding:10px 20px;border-radius:5px;color:#fff;background:var(--blue);font-weight:700;margin:4px}.btn.light{background:transparent;border-color:#9fb8de}.section{padding:72px 0}.section-head{display:flex;justify-content:space-between;align-items:end;margin-bottom:26px}.section-head h2{margin:0;color:#142846;font-size:30px}.section-head a{color:var(--blue);font-weight:700}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:#fff;border:1px solid #e3e8ef;border-radius:10px;padding:20px;box-shadow:0 6px 18px #1d3b6810}.broker-card{display:grid;grid-template-columns:48px 1fr;gap:12px}.broker-card img{width:46px;height:46px;object-fit:contain}.card h3{margin:0 0 7px;color:#173766}.muted{color:#6a7789;font-size:13px}.article-list{display:grid;gap:14px}.article-card{display:grid;grid-template-columns:180px 1fr;gap:20px;background:#fff;border:1px solid #e3e8ef;border-radius:10px;padding:13px}.article-card img{width:180px;height:120px;object-fit:cover;border-radius:6px}.article-body h3{margin:2px 0 5px}.article-body p{margin:4px 0;color:#59687b}.meta{color:#738097;font-size:12px}.tool-grid,.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.tool-card img,.product-card img{width:42px;height:42px;object-fit:contain}.tool-card,.product-card{background:#fff;border:1px solid #e3e8ef;border-radius:9px;padding:18px}.video-band{background:#0d2346;color:#fff}.video-band h2{color:#fff}.video-card{background:#17345f;border:1px solid #31527d;color:#fff}.video-card img{width:100%;height:130px;object-fit:cover;border-radius:5px}.faq{max-width:850px;margin:auto}.faq details{background:#fff;border-bottom:1px solid #dce2e9;padding:16px}.faq summary{cursor:pointer;font-weight:700;color:#18345d}.footer{background:#091a36;color:#b9c8dc;padding:48px 0 20px}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:30px}.footer h3{color:#fff;margin-top:0}.footer a{display:block;margin:6px 0}.footer-bottom{border-top:1px solid #284267;margin-top:30px;padding-top:17px;font-size:12px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden}
@media(max-width:900px){.main-nav{display:none}.header-inner{height:66px}.hamburger{display:block}.header-btns{margin-left:auto}.mega-grid{grid-template-columns:repeat(2,1fr)}.card-grid{grid-template-columns:repeat(2,1fr)}.tool-grid,.product-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.filmstrip{grid-template-columns:repeat(5,190px);overflow-x:auto}.film-frame{min-height:205px}}
@media(max-width:600px){.topbar .container{display:block}.topbar .contact{margin-top:4px}.header-btns>a:first-child{display:none}.hero{padding:52px 0 62px}.hero-heading{margin-bottom:28px}.hero h1{font-size:38px}.section{padding:50px 0}.section-head{display:block}.section-head a{display:inline-block;margin-top:8px}.card-grid,.footer-grid{grid-template-columns:1fr}.article-card{grid-template-columns:1fr}.article-card img{width:100%;height:190px}.tool-grid,.product-grid{grid-template-columns:1fr}.mega-grid{grid-template-columns:1fr}}