/* CORE VARIABLES */
        :root { 
            --primary: #0056D2; 
            --primary-dark: #004494; 
            --deep-navy: #0B1220; 
            --slate-text: #334155; 
            --light-bg: #F8FAFC; 
            --china-red: #EF4444; 
        }
        
        html { scrollbar-gutter: stable; scroll-behavior: smooth; }
        body.modal-open { padding-right: 0 !important; overflow-y: hidden; }
        body { font-family: 'Inter', sans-serif; color: var(--slate-text); padding-top: 40px; opacity: 1; transition: opacity 0.4s ease-in-out; }
        body.page-loaded { opacity: 1; }
        .cursor-pointer { cursor: pointer; }
        
        /* NAV & FOOTER */
        #top-contact-bar { background-color: var(--deep-navy); color: rgba(255,255,255,0.9); font-size: 0.85rem; padding: 10px 0; position: fixed; top: 0; width: 100%; z-index: 1040; border-bottom: 1px solid rgba(255,255,255,0.1); }
        #top-contact-bar a { color: white; text-decoration: none; transition: 0.2s; } #top-contact-bar a:hover { color: #93c5fd; }
        .navbar { box-shadow: 0 4px 20px rgba(0,0,0,0.05); top: 41px; background: rgba(255,255,255,0.98) !important; backdrop-filter: blur(10px); }
        .nav-link { font-weight: 600; color: #475569; margin: 0 8px; font-size: 0.95rem; } .nav-link:hover { color: var(--primary); }
        
        footer { background: #0B1220; color: #94A3B8; padding: 70px 0 30px; font-size: 0.9rem; } 
        footer h6 { color: #CBD5E1; font-weight: 700; margin-bottom: 20px; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 1px; }
        footer a { color: #94A3B8; text-decoration: none; transition: 0.2s; } footer a:hover { color: white; }
        .footer-brand { font-size: 1.5rem; font-weight: 700; color: white; display: block; margin-bottom: 10px; }
        .footer-tagline { font-size: 0.85rem; color: #64748b; line-height: 1.5; max-width: 250px; }

        /* HERO SECTION */
        .hero-section { background: linear-gradient(135deg, #1E40AF 0%, #2563EB 50%, #00d4ff 100%); color: white; padding: 120px 0 100px; margin-top: 40px; position: relative; overflow: hidden; }
        .hero-section::before { content: ""; position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: radial-gradient(circle at top right, rgba(255,255,255,0.1) 0%, transparent 60%); pointer-events: none; }
        .hero-title { font-weight: 800; font-size: 3rem; margin-bottom: 20px; text-shadow: 0 2px 10px rgba(0,0,0,0.2); }
        .hero-subtitle { font-size: 1.25rem; opacity: 0.85; max-width: 700px; margin: 0 auto; line-height: 1.6; }
        
        /* CONTACT CARD */
        .contact-container { margin-top: -60px; position: relative; z-index: 2; padding-bottom: 60px; }
        .contact-card { background: white; border: 1px solid #e2e8f0; border-radius: 16px; padding: 40px; box-shadow: 0 20px 40px rgba(0,0,0,0.05); height: 100%; }
        
        .info-item { display: flex; align-items: start; margin-bottom: 30px; }
        .info-icon { width: 50px; height: 50px; background: #e0f2fe; color: var(--primary); border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; margin-right: 20px; flex-shrink: 0; }
        .info-title { font-weight: 700; color: var(--deep-navy); margin-bottom: 5px; }
        .info-text { color: #64748b; font-size: 0.95rem; margin-bottom: 0; line-height: 1.5; }
        
        /* MAP */
        .map-section { height: 400px; background: #f1f5f9; border-radius: 16px; overflow: hidden; border: 1px solid #e2e8f0; position: relative; }
        .map-overlay { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); background: white; padding: 20px 40px; border-radius: 50px; box-shadow: 0 10px 30px rgba(0,0,0,0.1); font-weight: 700; color: var(--deep-navy); display: flex; align-items: center; gap: 10px; }

        /* FLOAT ICONS */
        .float-bar { position: fixed; right: 30px; bottom: 40px; display: flex; flex-direction: column; gap: 18px; z-index: 1050; align-items: flex-end; }
        .float-btn { width: 60px; height: 60px; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: white; cursor: pointer; box-shadow: 0 8px 25px rgba(0,0,0,0.25); transition: 0.3s; border: 3px solid rgba(255,255,255,0.2); font-size: 28px; }
        .float-mail { background: linear-gradient(135deg, #ef4444, #dc2626); } .float-wa { background: linear-gradient(135deg, #25D366, #128C7E); } .float-wechat { background: linear-gradient(135deg, #07C160, #059648); } 
        
        @media (max-width: 991px) { 
            body { padding-top: 130px; } 
            .contact-container { margin-top: 0; padding-top: 40px; }
        }