:root {
            --orange-primary: #FF6B35;
            --orange-light: rgba(255, 107, 53, 0.1);
            --orange-medium: rgba(255, 107, 53, 0.3);
        }
        
        body {
            font-family: 'Inter', sans-serif;
        }

        .gradient-orange {
            background: linear-gradient(135deg, var(--orange-primary) 0%, rgba(255, 107, 53, 0.6) 100%);
        }
        
        .text-gradient {
            background: linear-gradient(135deg, var(--orange-primary) 0%, #FF8C61 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        
        .bento-card {
            background: white;
            border: 1px solid #f0f0f0;
            transition: all 0.3s ease-in-out;
        }

        .bento-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 25px rgba(0,0,0,0.07);
        }
        
        .scroll-reveal {
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
        }
        
        .scroll-reveal.active {
            opacity: 1;
            transform: translateY(0);
        }
        
        .stat-number {
            font-size: 4rem;
            font-weight: 900;
            line-height: 1;
            color: var(--orange-primary);
        }

        .title-main {
            font-size: 3rem !important; 
            font-weight: 900 !important; 
            line-height: 1.1 !important;
        }
        .title-section {
            font-size: 2.25rem !important;
            font-weight: 900 !important;
        }

        /* 这是您成功的关键：一个定义清晰、拥有最高优先级的自定义类 */
        .subtitle-style-for-h5 {
            font-size: 1.25rem !important;
            font-weight: 400 !important;
            color: #4B5563 !important;
            padding: 0 1rem;
        }
        
        @media (min-width: 1024px) {
            .title-main {
                font-size: 4.5rem !important;
            }
            .title-section {
                font-size: 3rem !important;
            }
        }
        
        @media (max-width: 768px) {
            .stat-number {
                font-size: 3rem;
            }
        }
        
        .quote-box {
            position: relative;
            padding: 1.5rem;
            background: var(--orange-light);
            border-left: 4px solid var(--orange-primary);
        }
        
        @keyframes pulse {
            0% {
                box-shadow: 0 0 0 0 rgba(255, 107, 53, 0);
            }
            70% {
                box-shadow: 0 0 0 20px rgba(255, 107, 53, 0);
            }
            100% {
                box-shadow: 0 0 0 0 rgba(255, 107, 53, 0);
            }
        }
        
        .pulse-animation {
            animation: pulse 2s infinite;
        }
        
        .cta-button {
            cursor: pointer;
            transition: all 0.3s ease;
        }
        
        .cta-button:hover {
            transform: scale(1.05);
            box-shadow: 0 10px 30px rgba(255, 107, 53, 0.3);
        }
        
        .cta-button:active {
            transform: scale(0.98);
        }

        .flow-arrow {
            position: relative;
            width: 40px;
            height: 2px;
            background: var(--orange-primary);
            margin: 0 20px;
        }

        .flow-arrow::after {
            content: '';
            position: absolute;
            right: -8px;
            top: -4px;
            width: 0;
            height: 0;
            border-left: 10px solid var(--orange-primary);
            border-top: 5px solid transparent;
            border-bottom: 5px solid transparent;
        }