* { margin: 0; padding: 0; box-sizing: border-box; }
        body { font-family: 'Microsoft YaHei', 'PingFang SC', Arial, sans-serif; background: #0a0e17; color: #1a1a1a; line-height: 1.6; }
        a { text-decoration: none; color: inherit; }

        /* 顶部导航 */
        header { position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: rgba(10,14,23,0.75); backdrop-filter: blur(20px) saturate(180%); border-bottom: 1px solid rgba(255,255,255,0.06); }
        .header-inner { max-width: 1280px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; padding: 0 32px; height: 72px; }
        .logo h1 { font-size: 20px; font-weight: 800; color: #fff; letter-spacing: -0.3px; }
        .logo h1 span { color: #c9a84c; }
        .logo p { font-size: 11px; color: rgba(255,255,255,0.35); margin-top: 2px; letter-spacing: 1px; }
        .nav { display: flex; gap: 8px; }
        .nav a { font-size: 13px; font-weight: 500; color: rgba(255,255,255,0.6); transition: all 0.25s; padding: 8px 16px; border-radius: 10px; }
        .nav a:hover { color: #fff; background: rgba(255,255,255,0.08); }
        .nav a.active { color: #c9a84c; }
        .search-box { display: flex; gap: 8px; }
        .search-box input { width: 200px; padding: 9px 16px; background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1); border-radius: 12px; font-size: 13px; color: #fff; outline: none; transition: all 0.25s; }
        .search-box input::placeholder { color: rgba(255,255,255,0.3); }
        .search-box input:focus { border-color: #c9a84c; background: rgba(255,255,255,0.1); box-shadow: 0 0 0 3px rgba(201,168,76,0.12); }
        .search-box button { padding: 9px 20px; background: linear-gradient(135deg, #c9a84c, #e8c96e); color: #0a0e17; border: none; border-radius: 12px; font-size: 13px; font-weight: 700; cursor: pointer; transition: all 0.25s; }
        .search-box button:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(201,168,76,0.35); }

        /* Hero区域 */
        .hero { position: relative; height: 100vh; min-height: 640px; overflow: hidden; }
        .hero img { width: 100%; height: 100%; object-fit: cover; filter: brightness(0.5) saturate(1.2); }
        .hero-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(10,14,23,0.85) 0%, rgba(10,14,23,0.4) 50%, rgba(10,14,23,0.6) 100%); }
        .hero-content { position: absolute; inset: 0; max-width: 1280px; margin: 0 auto; padding: 0 32px; display: flex; align-items: center; }
        .hero-text { max-width: 580px; color: white; padding-top: 40px; }
        .hero-text .tag { display: inline-block; font-size: 11px; letter-spacing: 4px; text-transform: uppercase; color: #c9a84c; background: rgba(201,168,76,0.12); border: 1px solid rgba(201,168,76,0.25); padding: 6px 14px; border-radius: 30px; margin-bottom: 24px; }
        .hero-text h2 { font-size: 52px; font-weight: 900; line-height: 1.1; margin-bottom: 20px; color: #fff; }
        .hero-text h2 span { color: #c9a84c; }
        .hero-text p { font-size: 16px; line-height: 1.9; color: rgba(255,255,255,0.6); margin-bottom: 36px; max-width: 480px; }
        .hero-btns { display: flex; gap: 14px; }
        .hero-btns .btn-primary { padding: 14px 36px; background: linear-gradient(135deg, #c9a84c, #e8c96e); color: #0a0e17; border-radius: 16px; font-weight: 700; font-size: 14px; transition: all 0.25s; box-shadow: 0 4px 20px rgba(201,168,76,0.25); }
        .hero-btns .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(201,168,76,0.4); }
        .hero-btns .btn-secondary { padding: 14px 36px; background: rgba(255,255,255,0.08); color: white; border: 1px solid rgba(255,255,255,0.2); border-radius: 16px; font-weight: 600; font-size: 14px; backdrop-filter: blur(10px); transition: all 0.25s; }
        .hero-btns .btn-secondary:hover { background: rgba(255,255,255,0.15); transform: translateY(-2px); }

        /* 核心功能入口 */
        .section { max-width: 1280px; margin: 0 auto; padding: 80px 32px; }
        .section-label { font-size: 11px; letter-spacing: 5px; text-transform: uppercase; color: #c9a84c; margin-bottom: 12px; font-weight: 600; }
        .section-title { font-size: 36px; font-weight: 900; color: #fff; margin-bottom: 8px; }
        .section-sub { font-size: 14px; color: rgba(255,255,255,0.45); margin-bottom: 48px; }
        .feature-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
        .feature-card { background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.07); border-radius: 24px; padding: 28px 20px; backdrop-filter: blur(10px); transition: all 0.35s; cursor: pointer; position: relative; overflow: hidden; }
        .feature-card::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(201,168,76,0.08), transparent); opacity: 0; transition: opacity 0.35s; }
        .feature-card:hover { transform: translateY(-6px); border-color: rgba(201,168,76,0.3); box-shadow: 0 20px 60px rgba(0,0,0,0.4), 0 0 40px rgba(201,168,76,0.08); }
        .feature-card:hover::before { opacity: 1; }
        .feature-icon { width: 52px; height: 52px; background: linear-gradient(135deg, #c9a84c22, #c9a84c44); border: 1px solid rgba(201,168,76,0.25); color: #c9a84c; border-radius: 16px; display: flex; align-items: center; justify-content: center; font-size: 20px; font-weight: 800; margin-bottom: 18px; }
        .feature-card h3 { font-size: 16px; font-weight: 700; color: #fff; margin-bottom: 6px; }
        .feature-card p { font-size: 12px; color: rgba(255,255,255,0.4); line-height: 1.6; }

        /* 新闻资讯 */
        .dark-section { background: rgba(255,255,255,0.015); border-top: 1px solid rgba(255,255,255,0.04); border-bottom: 1px solid rgba(255,255,255,0.04); }
        .section-header { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 36px; }
        .section-header a { font-size: 13px; color: #c9a84c; padding: 8px 18px; border: 1px solid rgba(201,168,76,0.3); border-radius: 10px; transition: all 0.25s; }
        .section-header a:hover { background: rgba(201,168,76,0.1); }
        .news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
        .news-card { background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.06); border-radius: 20px; overflow: hidden; transition: all 0.35s; backdrop-filter: blur(10px); }
        .news-card:hover { transform: translateY(-4px); border-color: rgba(201,168,76,0.25); box-shadow: 0 16px 48px rgba(0,0,0,0.4); }
        .news-card-body { padding: 24px; }
        .news-card .tag-label { display: inline-block; font-size: 10px; letter-spacing: 2px; text-transform: uppercase; color: #c9a84c; background: rgba(201,168,76,0.1); padding: 4px 10px; border-radius: 6px; margin-bottom: 12px; }
        .news-card h3 { font-size: 16px; font-weight: 700; color: #fff; line-height: 1.5; margin-bottom: 10px; }
        .news-card p { font-size: 12px; color: rgba(255,255,255,0.4); line-height: 1.7; }

        /* 新房二手房 */
        .house-section { background: linear-gradient(180deg, rgba(201,168,76,0.03) 0%, transparent 100%); border-top: 1px solid rgba(201,168,76,0.08); border-bottom: 1px solid rgba(201,168,76,0.08); padding: 80px 0; }
        .house-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; max-width: 1280px; margin: 0 auto; padding: 0 32px; }
        .house-col h2 { font-size: 28px; font-weight: 900; color: #fff; margin-bottom: 24px; }
        .house-col h2 span { color: #c9a84c; }
        .house-list { display: flex; flex-direction: column; gap: 12px; }
        .house-item { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; background: rgba(255,255,255,0.025); border: 1px solid rgba(255,255,255,0.06); border-radius: 16px; transition: all 0.25s; }
        .house-item:hover { border-color: rgba(201,168,76,0.3); background: rgba(201,168,76,0.04); transform: translateX(4px); }
        .house-item h3 { font-size: 15px; font-weight: 700; color: #fff; margin-bottom: 3px; }
        .house-item p { font-size: 12px; color: rgba(255,255,255,0.4); }
        .house-item .price { font-size: 14px; font-weight: 700; color: #c9a84c; margin-right: 12px; }
        .house-item button { padding: 8px 18px; background: linear-gradient(135deg, #c9a84c, #e8c96e); color: #0a0e17; border: none; border-radius: 10px; font-size: 12px; font-weight: 700; cursor: pointer; transition: all 0.25s; white-space: nowrap; }
        .house-item button:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(201,168,76,0.3); }

        /* 地图+VR */
        .split-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; max-width: 1280px; margin: 0 auto; padding: 0 32px 80px; }
        .split-card { position: relative; border-radius: 28px; overflow: hidden; min-height: 380px; cursor: pointer; }
        .split-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s; filter: brightness(0.6) saturate(1.1); }
        .split-card:hover img { transform: scale(1.05); }
        .split-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(10,14,23,0.9) 0%, transparent 60%); padding: 36px; display: flex; flex-direction: column; justify-content: flex-end; color: white; }
        .split-overlay h2 { font-size: 30px; font-weight: 900; margin-bottom: 8px; }
        .split-overlay p { font-size: 13px; color: rgba(255,255,255,0.55); line-height: 1.7; margin-bottom: 20px; }
        .split-overlay button { width: fit-content; padding: 12px 28px; background: rgba(201,168,76,0.9); color: #0a0e17; border: none; border-radius: 14px; font-size: 13px; font-weight: 700; cursor: pointer; transition: all 0.25s; backdrop-filter: blur(10px); }
        .split-overlay button:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(201,168,76,0.35); }

        /* 刘公子专栏 */
        .column-section { background: linear-gradient(135deg, #0f1520 0%, #1a2235 100%); border-top: 1px solid rgba(201,168,76,0.1); border-bottom: 1px solid rgba(201,168,76,0.1); padding: 80px 0; }
        .column-inner { max-width: 1280px; margin: 0 auto; padding: 0 32px; display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
        .column-text .tag { font-size: 11px; letter-spacing: 5px; text-transform: uppercase; color: #c9a84c; margin-bottom: 16px; font-weight: 600; }
        .column-text h2 { font-size: 44px; font-weight: 900; line-height: 1.15; margin-bottom: 20px; color: #fff; }
        .column-text h2 span { color: #c9a84c; }
        .column-text p { font-size: 15px; color: rgba(255,255,255,0.5); line-height: 1.85; margin-bottom: 32px; }
        .column-text button { padding: 14px 36px; background: linear-gradient(135deg, #c9a84c, #e8c96e); color: #0a0e17; border: none; border-radius: 16px; font-size: 14px; font-weight: 700; cursor: pointer; transition: all 0.25s; }
        .column-text button:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(201,168,76,0.35); }
        .column-img { border-radius: 24px; overflow: hidden; box-shadow: 0 24px 64px rgba(0,0,0,0.5); border: 1px solid rgba(201,168,76,0.15); }
        .column-img img { width: 100%; height: 400px; object-fit: cover; display: block; filter: saturate(1.1); }

        /* AI问答 */
        .ai-section { max-width: 900px; margin: 0 auto; padding: 80px 32px; }
        .ai-card { background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.08); border-radius: 32px; padding: 48px; backdrop-filter: blur(20px); }
        .ai-header { text-align: center; margin-bottom: 36px; }
        .ai-header .tag { font-size: 11px; letter-spacing: 5px; text-transform: uppercase; color: #c9a84c; margin-bottom: 10px; font-weight: 600; }
        .ai-header h2 { font-size: 36px; font-weight: 900; margin-bottom: 12px; color: #fff; }
        .ai-header p { color: rgba(255,255,255,0.4); font-size: 14px; max-width: 500px; margin: 0 auto; line-height: 1.7; }
        .ai-chat { background: rgba(0,0,0,0.2); border-radius: 20px; padding: 24px; border: 1px solid rgba(255,255,255,0.05); }
        .ai-q, .ai-a { padding: 18px 22px; border-radius: 14px; font-size: 14px; line-height: 1.75; }
        .ai-q { background: rgba(255,255,255,0.05); margin-bottom: 14px; border: 1px solid rgba(255,255,255,0.06); }
        .ai-q strong, .ai-a strong { display: block; margin-bottom: 8px; font-size: 11px; letter-spacing: 1px; }
        .ai-q strong { color: #c9a84c; }
        .ai-a { background: linear-gradient(135deg, rgba(201,168,76,0.12), rgba(201,168,76,0.06)); border: 1px solid rgba(201,168,76,0.15); color: rgba(255,255,255,0.85); }
        .ai-a strong { color: rgba(255,255,255,0.35); }

        /* Footer */
        footer { background: #060a10; border-top: 1px solid rgba(201,168,76,0.1); padding: 64px 0 40px; }
        .footer-inner { max-width: 1280px; margin: 0 auto; padding: 0 32px; display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 48px; }
        .footer-brand h3 { color: #fff; font-size: 20px; font-weight: 900; margin-bottom: 14px; }
        .footer-brand h3 span { color: #c9a84c; }
        .footer-brand p { font-size: 13px; color: rgba(255,255,255,0.35); line-height: 1.8; }
        .footer-col h4 { color: #c9a84c; font-size: 13px; font-weight: 700; margin-bottom: 18px; letter-spacing: 1px; }
        .footer-col ul { list-style: none; }
        .footer-col li { margin-bottom: 12px; font-size: 13px; color: rgba(255,255,255,0.4); transition: color 0.2s; }
        .footer-col li:hover { color: rgba(255,255,255,0.8); }
        .footer-bottom { max-width: 1280px; margin: 48px auto 0; padding: 28px 32px 0; border-top: 1px solid rgba(255,255,255,0.05); font-size: 12px; color: rgba(255,255,255,0.25); text-align: center; }
        .footer-bottom span { color: #c9a84c; }

        /* 响应式 */
        @media (max-width: 1024px) {
            .nav { display: none; }
            .feature-grid { grid-template-columns: repeat(3, 1fr); }
            .news-grid { grid-template-columns: repeat(2, 1fr); }
            .house-grid, .split-grid, .column-inner { grid-template-columns: 1fr; }
            .footer-inner { grid-template-columns: 1fr 1fr; }
            .hero-text h2 { font-size: 38px; }
        }
        @media (max-width: 640px) {
            .feature-grid { grid-template-columns: repeat(2, 1fr); }
            .news-grid { grid-template-columns: 1fr; }
            .hero-text h2 { font-size: 28px; }
            .footer-inner { grid-template-columns: 1fr; }
            .header-inner { padding: 0 16px; }
            .section { padding: 60px 16px; }
        }