/* 幻灯片容器 */
        .hero-slider {
            position: relative;
            height: 100vh;
            min-height: 600px;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        /* 视频背景容器 */
        .video-container {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 1;
            overflow: hidden;
        }

        /* 视频样式 */
        .video-container video {
            min-width: 100%;
            min-height: 100%;
            width: auto;
            height: auto;
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            object-fit: cover;
        }

        /* 覆盖层 - 用于增强文字可读性 */
        .overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.4);
            z-index: 2;
        }

        /* 内容容器 */
        .hero-content {
            position: relative;
            z-index: 3;
            text-align: center;
            color: white;
            padding: 20px;
            max-width: 1200px;
            margin: 0 auto;
        }

        /* 公司口号样式 */
        .slogan {
            font-size: 4.5rem;
            font-weight: 700;
            line-height: 1.1;
            margin-bottom: 1.5rem;
            text-transform: uppercase;
            letter-spacing: 2px;
            text-shadow: 0 2px 10px rgba(0,0,0,0.3);
        }

        .sub-slogan {
            font-size: 1.8rem;
            font-weight: 300;
            margin-bottom: 2.5rem;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
            text-shadow: 0 2px 5px rgba(0,0,0,0.3);
        }

        /* 行动按钮 */
        .cta-button {
            display: inline-block;
            background: #0066cc;
            color: white;
            text-decoration: none;
            padding: 15px 40px;
            border-radius: 50px;
            font-size: 1.2rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            transition: all 0.3s ease;
            border: 2px solid #0066cc;
            margin: 10px;
        }

        .cta-button:hover {
            background: transparent;
            border-color: white;
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.2);
        }

        .cta-button.secondary {
            background: transparent;
            border-color: white;
        }

        .cta-button.secondary:hover {
            background: white;
            color: #0066cc;
        }

        /* 指示器 */
        .slider-indicator {
            position: absolute;
            bottom: 30px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 4;
            display: flex;
        }

        .indicator-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: rgba(255,255,255,0.5);
            margin: 0 8px;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .indicator-dot.active {
            background: white;
            transform: scale(1.3);
        }

        /* 移动设备提示 */
        .mobile-warning {
            position: absolute;
            bottom: 70px;
            left: 0;
            width: 100%;
            text-align: center;
            color: rgba(255,255,255,0.7);
            font-size: 0.9rem;
            z-index: 4;
        }

        /* 响应式调整 */
        @media (max-width: 992px) {
            .slogan {
                font-size: 3.5rem;
            }
            .sub-slogan {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 768px) {
            .slogan {
                font-size: 2.8rem;
            }
            .sub-slogan {
                font-size: 1.3rem;
            }
            .cta-button {
                padding: 12px 30px;
                font-size: 1.1rem;
            }
        }

        @media (max-width: 576px) {
            .hero-slider {
                min-height: 500px;
            }
            .slogan {
                font-size: 2.2rem;
                margin-bottom: 1rem;
            }
            .sub-slogan {
                font-size: 1.1rem;
                margin-bottom: 2rem;
            }
            .cta-buttons {
                display: flex;
                flex-direction: column;
                align-items: center;
            }
            .cta-button {
                width: 80%;
                max-width: 280px;
                margin: 8px 0;
            }
        }

        /* 静态图片备用样式 */
        .static-image {
            display: none;
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-size: cover;
            background-position: center;
            z-index: 1;
        }

        /* 当视频不可用时显示静态图片 */
        .video-unavailable .static-image {
            display: block;
        }

        .video-unavailable .video-container {
            display: none;
        }