* { margin: 0; padding: 0; box-sizing: border-box; }
        body {
            font-family: "HarmonyOS Sans SC", "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #fefefe;
        }
        .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
    .hero-section {
        top: 30px;
        height: 100vh;
        position: relative;
        overflow: hidden;
    }

    .hero-background-slider {
        position: absolute;
        top: 52px;
        left: 0;
        width: 100%;
        height: 100%;
        z-index: -1;
    }

    .hero-background-slider::before {
        content: '';
        position: absolute;
        top:  20px;
        left: 0;
        width: 100%;
        height: 100%;
        background: url('/images/ad/guqin-1.jpg') center/cover no-repeat;
        opacity: 0.9;
        animation: backgroundSlide 15s infinite;
    }

    /* 创建多个背景层实现轮播 */
    .hero-background-slider::after {
        content: '';
        position: absolute;
        top:  20px;
        left: 0;
        width: 100%;
        height: 100%;
        background: url('/images/ad/guqin-2.jpg') center/cover no-repeat;
        opacity: 0.9;
        animation: backgroundSlide2 15s infinite;
    }

    @keyframes backgroundSlide {
        0%, 45% { opacity: 0.9; }
        50%, 95% { opacity: 0; }
        100% { opacity: 1; }
    }

    @keyframes backgroundSlide2 {
        0%, 45% { opacity: 0; }
        50%, 95% { opacity: 1; }
        100% { opacity: 0; }
    }



    .hero-content {
        height: 100vh;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        text-align: center;
        position: relative;
        z-index: 2;
    }
    .hero-section::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(255, 255, 255, 0.8);
        z-index: -1;
    }

    .hero-content h1 {
        font-size: clamp(2.5rem, 5vw, 4.5rem);
        font-weight: 300;
        margin-bottom: 1rem;
        letter-spacing: -0.02em;
        color: var(--primary-dark);
    }

    .hero-content .subtitle {
        display: block;
        font-size: clamp(1rem, 2vw, 1.2rem);
        font-weight: 400;
        color: var(--text-medium);
        margin-top: 1rem;
    }

    .hero-content h1 a {
        color: inherit;
        text-decoration: none;
        font-size: inherit;
        font-weight: inherit;
        letter-spacing: inherit;
        transition: none;
    }

    .hero-content h1 a:hover,
    .hero-content h1 a:focus,
    .hero-content h1 a:active {
        color: inherit;
        text-decoration: none;
        outline: none;
    }

    .scroll-indicator {
        position: absolute;
        bottom: 30px;
        left: 50%;
        transform: translateX(-50%);
        animation: bounce 2s infinite;
        z-index: 3;
        color: var(--primary);
    }

    @keyframes bounce {
        0%, 20%, 50%, 80%, 100% { transform: translateY(0) translateX(-50%); }
        40% { transform: translateY(-10px) translateX(-50%); }
        60% { transform: translateY(-5px) translateX(-50%); }
    }

    /* 核心理念区 */
    .philosophy-section { 
        padding: 100px 0; 
        background-color: var(--background); 
    }
    .philosophy-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 60px;
        align-items: center;
    }
    .text-block h2 {
        font-size: clamp(1.8rem, 3vw, 2.5rem);
        font-weight: 300;
        margin-bottom: 1.5rem;
        line-height: 1.3;
        color: var(--primary-dark);
    }
    .text-block p {
        font-size: 1.1rem;
        color: var(--text-medium);
        margin-bottom: 1.5rem;
    }
    .image-block img {
        width: 100%;
        height: 500px;
        object-fit: cover;
        border-radius: var(--radius);
        box-shadow: var(--shadow-hover);
    }

    /* 东方智慧区 */
    .wisdom-section {
        padding: 120px 0;
        background: linear-gradient(to bottom, var(--background), var(--primary-light));
        text-align: center;
    }
    .wisdom-section h2 {
        font-size: clamp(2rem, 4vw, 3rem);
        font-weight: 300;
        margin-bottom: 3rem;
        color: var(--primary-dark);
    }
    .wisdom-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 80px;
        text-align: left;
    }
    .sun-wisdom, .dayou-wisdom { 
        padding: 40px; 
        background: var(--background);
        border-radius: var(--radius);
        box-shadow: var(--shadow);
    }
    .wisdom-icon {
        font-size: 2.5rem;
        margin-bottom: 1.5rem;
        color: var(--primary);
    }
    .wisdom-title {
        font-size: 1.5rem;
        margin-bottom: 1rem;
        display: flex;
        align-items: center;
        color: var(--text-dark);
    }
    .chinese-char {
        font-size: 2.2rem;
        margin-right: 10px;
        color: var(--primary);
    }
    .wisdom-content p { 
        margin-bottom: 1rem; 
        color: var(--text-medium); 
    }
    .hexagram-card {
        background: var(--primary-light);
        padding: 25px;
        border-radius: var(--radius);
        box-shadow: var(--shadow);
        margin-top: 20px;
        border-left: 3px solid var(--primary);
    }
    .hexagram-card h4 { 
        margin-bottom: 10px; 
        color: var(--primary-dark); 
    }

    /* 我们的故事 */
    .story-section { 
        padding: 100px 0; 
        background-color: var(--background); 
    }
    .story-section h2 {
        text-align: center;
        font-size: clamp(2rem, 4vw, 3rem);
        font-weight: 300;
        margin-bottom: 4rem;
        color: var(--primary-dark);
    }
    .story-steps {
        display: flex;
        justify-content: space-between;
        position: relative;
        max-width: 900px;
        margin: 0 auto;
    }
    .story-steps::before {
        content: '';
        position: absolute;
        top: 40px;
        left: 10%;
        right: 10%;
        height: 1px;
        background: var(--border);
        z-index: 1;
    }
    .story-step {
        text-align: center;
        position: relative;
        z-index: 2;
        flex: 1;
        padding: 0 15px;
    }
    .step-number {
        width: 80px;
        height: 80px;
        border-radius: 50%;
        background: var(--primary-light);
        display: flex;
        align-items: center;
        justify-content: center;
        margin: 0 auto 20px;
        font-size: 1.5rem;
        color: var(--primary);
        border: 1px solid var(--border);
    }
    .step-content h3 { 
        margin-bottom: 1rem; 
        font-weight: 400; 
        color: var(--text-dark);
    }
    .step-content p { 
        color: var(--text-medium); 
        font-size: 0.95rem; 
    }

    /* 行动召唤区 */
    .cta-section {
        padding: 120px 0;
        text-align: center;
        background: var(--primary-dark) url('cta-bg-texture.jpg') center/cover fixed;
        color: white;
        position: relative;
    }
    .cta-section::before {
        content: '';
        position: absolute;
        top: 0; left: 0; right: 0; bottom: 0;
        background: rgba(140, 26, 22, 0.8);
    }
    .cta-content {
        position: relative;
        z-index: 2;
    }
    .cta-section h2 {
        font-size: clamp(2rem, 4vw, 3rem);
        font-weight: 300;
        margin-bottom: 1rem;
    }
    .cta-section p {
        font-size: 1.2rem;
        margin-bottom: 2.5rem;
        max-width: 600px;
        margin-left: auto;
        margin-right: auto;
        opacity: 0.9;
    }
    .cta-button {
        display: inline-block;
        padding: 15px 40px;
        background: transparent;
        color: white;
        border: 1px solid white;
        text-decoration: none;
        font-size: 1rem;
        letter-spacing: 2px;
        transition: all 0.3s ease;
        border-radius: var(--radius);
    }
    .cta-button:hover {
        background: var(--accent);
        color: var(--primary-light);
    }

    /* 响应式设计 */
    @media (max-width: 768px) {
        .philosophy-grid, .wisdom-grid { grid-template-columns: 1fr; gap: 40px; }
        .story-steps { flex-direction: column; gap: 40px; }
        .story-steps::before { display: none; }
    }