:root { --primary: rgb(26,115,232); --primary-hover: rgba(26,115,232, 0.85); --primary-light: rgba(26,115,232, 0.08); --text-dark: #1a1f36; --text-main: #3c4257; --text-muted: #697386; --bg-body: #f7f9fc; --bg-white: #ffffff; --border-color: #e3e8ee; --shadow-sm: 0 2px 4px rgba(0,0,0,0.04); --shadow-md: 0 4px 12px rgba(0,0,0,0.08); --radius-md: 8px; --container: 1200px; }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { font-family: -apple-system, sans-serif; background-color: var(--bg-body); color: var(--text-main); line-height: 1.6; }
        a { text-decoration: none; color: inherit; transition: all 0.3s; }
        ul, li { list-style: none; }
        img { max-width: 100%; display: block; }
        .container { max-width: var(--container); margin: 0 auto; padding: 0 20px; }
        
        .header { background: var(--bg-white); border-bottom: 1px solid var(--border-color); position: sticky; top: 0; z-index: 100; box-shadow: var(--shadow-sm); }
        .header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
        .logo { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
        .logo img { display: block; height: 36px; width: auto; max-width: 160px; object-fit: contain; flex-shrink: 0; }
        .logo span { display: inline-block; font-size: 20px; font-weight: 800; line-height: 1; color: var(--text-dark); white-space: nowrap; }
        .nav-desktop { display: flex; gap: 30px; align-items: center; }
        .nav-desktop a { font-weight: 500; font-size: 15px; padding: 8px 0; position: relative; }
        .nav-desktop a:hover { color: var(--primary); }
        .header-actions { display: flex; gap: 16px; }
        .btn { padding: 10px 24px; border-radius: var(--radius-md); font-weight: 600; cursor: pointer; font-size: 15px; display: inline-flex; align-items: center; }
        .btn-primary { background: var(--primary); color: #fff; border: 1px solid var(--primary); }
        .menu-toggle { display: none; background: none; border: none; cursor: pointer; }
        .menu-toggle svg { width: 24px; height: 24px; fill: var(--text-dark); }
        
        .drawer-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.5); z-index: 999; opacity: 0; visibility: hidden; }
        .drawer-overlay.active { opacity: 1; visibility: visible; }
        .drawer { position: fixed; top: 0; left: -320px; width: 280px; height: 100%; background: var(--bg-white); z-index: 1000; transition: transform 0.4s; display: flex; flex-direction: column; }
        .drawer.active { transform: translateX(320px); }
        .drawer-header { padding: 20px; border-bottom: 1px solid var(--border-color); display: flex; justify-content: space-between; }
        .drawer-close { background: var(--primary-light); border: none; width: 32px; height: 32px; border-radius: 50%; color: var(--primary); cursor: pointer; }
        .drawer-body { padding: 20px 0; overflow-y: auto; flex: 1; }
        .drawer-nav a { display: block; padding: 15px 24px; border-bottom: 1px solid var(--border-color); font-weight: 500; }
        .drawer-footer { padding: 20px; border-top: 1px solid var(--border-color); }

        
        .about-hero { background: var(--text-dark); color: #fff; padding: 100px 0; text-align: center; position: relative; overflow: hidden; }
        .about-hero::after { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(26,115,232,0.8) 0%, transparent 100%); opacity: 0.2; }
        .about-hero-content { position: relative; z-index: 2; max-width: 800px; margin: 0 auto; }
        .about-hero h1 { font-size: 42px; margin-bottom: 20px; font-weight: 800; }
        .about-hero p { font-size: 18px; color: #cbd5e1; }

        .about-section { padding: 80px 0; background: var(--bg-white); }
        .about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
        .about-text h2 { font-size: 32px; color: var(--text-dark); margin-bottom: 24px; }
        .about-text p { font-size: 16px; color: var(--text-muted); margin-bottom: 16px; }
        .about-visual { background: var(--primary-light); border-radius: var(--radius-md); padding: 40px; display: flex; justify-content: center; align-items: center; min-height: 400px; border: 1px solid var(--border-color); position: relative; }
        .about-visual::before { content: 'FxData Core™'; font-size: 32px; font-weight: bold; color: var(--primary); opacity: 0.3; position: absolute; transform: rotate(-10deg); }

        .values-sec { padding: 80px 0; background: var(--bg-body); }
        .values-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
        .value-card { background: var(--bg-white); padding: 32px 24px; border-radius: var(--radius-md); border: 1px solid var(--border-color); text-align: center; box-shadow: var(--shadow-sm); }
        .vc-num { font-size: 40px; font-weight: 900; color: var(--primary-light); margin-bottom: 16px; line-height: 1; }
        .value-card h3 { font-size: 18px; color: var(--text-dark); margin-bottom: 12px; }
        .value-card p { font-size: 14px; color: var(--text-muted); }

        .footer { background: #0b1120; color: #94a3b8; padding: 60px 0 20px; font-size: 14px; }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 40px; margin-bottom: 40px; }
        .footer-logo .logo span { color: #fff; }
        .footer-desc { margin-top: 20px; line-height: 1.8; padding-right: 20px; }
        .footer-title { color: #fff; font-size: 16px; font-weight: 600; margin-bottom: 24px; position: relative; padding-bottom: 10px; }
        .footer-title::after { content: ''; position: absolute; left: 0; bottom: 0; width: 30px; height: 2px; background: var(--primary); }
        .footer-links li { margin-bottom: 12px; }
        .footer-links a:hover { color: #fff; }
        .footer-bottom { text-align: center; padding-top: 24px; border-top: 1px solid #1e293b; }

        @media (max-width: 992px) { .about-grid { grid-template-columns: 1fr; } .values-grid { grid-template-columns: repeat(2, 1fr); } }
        @media (max-width: 768px) { .nav-desktop, .header-actions { display: none; } .menu-toggle { display: block; } .values-grid, .footer-grid { grid-template-columns: 1fr; } .about-hero h1 { font-size: 32px; } }