*,*::before,*::after{box-sizing:border-box}body{margin:0;padding:0;background:url('https://images.gptkong.com/cloud/background.png') repeat-y;background-size:100% auto;background-position:top center;font-family:'Arial',sans-serif;color:#333}nav{display:flex;align-items:center;justify-content:space-between;padding:1px 20px;background:linear-gradient(90deg,#8B0000,#FFD700);position:fixed;top:0;width:100%;z-index:1000;box-shadow:0 4px 6px rgba(0,0,0,0.1)}nav .logo{width:40px;height:40px;background-image:url('https://www.gptkong.com/gptkong-logo.png');background-size:cover;background-position:center}nav ul{display:flex;list-style:none;margin:0;padding:1px 30px}nav ul li{margin-right:30px}nav ul li a{color:#fff;text-decoration:none;font-family:'KaiTi','楷体',serif;font-size:16px;transition:color 0.3s ease}nav ul li a:hover{color:#FFD700}@media (max-width:768px){nav ul{display:none}}#brandInfoTable{max-width:960px;margin:80px auto 40px;background-color:rgba(255,255,255,0.9);border-collapse:collapse;box-shadow:0 4px 6px rgba(0,0,0,0.1)}#brandInfoTable th{white-space:nowrap;text-align:left;padding:12px 15px;background-color:#8B0000;color:#FFD700;font-family:'KaiTi','楷体',serif}#brandInfoTable td{white-space:normal;padding:12px 15px;border:1px solid #8B0000;background-color:#FFF8F0}.product-table{background-color:#FFF8F0}.market-strategy{background-color:#FFF8F0}.brand-related-list{background-color:#FFF8F0}article section{max-width:960px;margin:40px auto;padding:20px;background-color:#FFF8F0;border-radius:8px;box-shadow:0 4px 6px rgba(0,0,0,0.05);position:relative}article section h2{color:#8B0000;font-family:'KaiTi','楷体',serif;font-size:24px;margin-bottom:20px;background:linear-gradient(90deg,#FFD700,#8B0000);-webkit-background-clip:text;-webkit-text-fill-color:transparent}article section p{font-size:16px;line-height:1.6;color:#333}article section img{display:block;margin:20px auto;width:80%;max-width:900px;border-radius:10px;box-shadow:0 4px 6px rgba(0,0,0,0.1);transition:transform 0.3s ease,box-shadow 0.3s ease}article section img:hover{transform:scale(1.05);box-shadow:0 8px 12px rgba(0,0,0,0.2)}#brand-product-list{max-width:960px;margin:40px auto;background-color:#FFF8F0;padding:20px;border-radius:8px;display:flex;flex-wrap:wrap;justify-content:space-between}#brand-product-list li{list-style:none;width:23%;margin-bottom:20px;background-color:#fff;border:1px solid #FFD700;border-radius:8px;overflow:hidden;box-shadow:0 4px 6px rgba(0,0,0,0.05);transition:transform 0.3s ease}#brand-product-list li:hover{transform:translateY(-5px)}#brand-product-list .product-image img{width:100%;height:auto}#brand-product-list .product-name{text-align:center;padding:10px;font-size:16px;color:#8B0000;font-family:'KaiTi','楷体',serif}@media (max-width:1024px){#brand-product-list li{width:48%}}@media (max-width:600px){#brand-product-list li{width:100%}}#brand-related-list{max-width:960px;margin:40px auto;background-color:#FFF8F0;border-collapse:collapse;width:100%;box-shadow:0 4px 6px rgba(0,0,0,0.1)}#brand-related-list caption{caption-side:top;font-size:20px;font-weight:bold;color:#8B0000;font-family:'KaiTi','楷体',serif;padding:10px}#brand-related-list th,#brand-related-list td{border:1px solid #8B0000;padding:12px 15px;text-align:left}#brand-related-list th{background-color:#FFD700;color:#8B0000;white-space:nowrap}#brand-related-list td{background-color:#FFF8F0}#brand-related-list td ul{list-style:disc inside;padding-left:20px;margin:0}@media (max-width:768px){#brand-related-list th,#brand-related-list td{padding:10px}}.brand-feedback{max-width:960px;margin:40px auto;display:flex;justify-content:center;gap:20px}.brand-feedback .btn{display:flex;align-items:center;padding:10px 20px;background-color:#FFD700;color:#8B0000;text-decoration:none;border-radius:5px;transition:background-color 0.3s ease,transform 0.3s ease;font-size:16px;font-family:'Arial',sans-serif}.brand-feedback .btn:hover{background-color:#8B0000;color:#FFD700;transform:translateY(-2px)}.brand-feedback .btn img{margin-right:8px}a{color:#8B0000;text-decoration:none;transition:color 0.3s ease}a:hover{color:#FFD700;text-decoration:underline}h2{font-family:'KaiTi','楷体',serif;font-size:24px;color:#8B0000;margin-bottom:20px}p,li{font-size:16px;line-height:1.6}