.download-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin: 30px 0 20px;
        flex-wrap: wrap;
        gap: 15px;
    }

    .page-title {
        font-size: 28px;
        font-weight: 700;
        background: linear-gradient(45deg, var(--secondary), var(--primary));
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        display: inline-flex;
        align-items: center;
        gap: 10px;
    }

    .download-card {
        background: var(--bg-card);
        border-radius: 20px;
        padding: 40px 30px;
        margin-bottom: 40px;
        border: 1px solid var(--border);
        text-align: center;
    }

    .app-icon {
        width: 100px;
        height: 100px;
        background: var(--bg-light);
        border-radius: 24px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 20px;
        border: 1px solid var(--border);
    }
    .app-icon i {
        font-size: 60px;
        color: var(--primary);
    }

    .app-name {
        font-size: 42px;
        font-weight: 700;
        background: linear-gradient(45deg, var(--secondary), var(--primary));
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        margin-bottom: 10px;
    }

    .app-slogan {
        font-size: 18px;
        color: var(--text-secondary);
        margin-bottom: 30px;
    }

    .download-buttons {
        display: flex;
        justify-content: center;
        gap: 20px;
        flex-wrap: wrap;
    }

    .download-btn {
        background: linear-gradient(45deg, var(--secondary), var(--primary));
        color: white;
        border: none;
        border-radius: 60px;
        padding: 14px 32px;
        font-size: 18px;
        font-weight: 600;
        display: inline-flex;
        align-items: center;
        gap: 12px;
        cursor: pointer;
        text-decoration: none;
        transition: transform 0.2s, box-shadow 0.2s;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    }
    .download-btn:hover {
        transform: translateY(-3px);
        box-shadow: 0 8px 20px rgba(0, 170, 255, 0.4);
    }

    .ios-note {
        background: var(--bg-light);
        border-radius: 20px;
        padding: 16px 20px;
        margin-top: 20px;
        display: inline-block;
        width: auto;
        font-size: 14px;
        color: var(--text-secondary);
        border: 1px solid var(--border);
    }

    .section-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin: 40px 0 20px;
    }
    .section-header h2 {
        font-size: 24px;
        font-weight: 700;
        background: linear-gradient(45deg, var(--secondary), var(--primary));
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
    }
    .feature-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
        margin-bottom: 40px;
    }
    .feature-card {
        background: var(--bg-card);
        border-radius: var(--radius);
        padding: 25px 15px;
        text-align: center;
        transition: all 0.3s ease;
        border: 1px solid var(--border);
        cursor: default;
    }
    .feature-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
        border-color: var(--primary);
    }
    .feature-icon {
        font-size: 48px;
        color: var(--primary);
        margin-bottom: 15px;
    }
    .feature-title {
        font-size: 18px;
        font-weight: 600;
        margin-bottom: 8px;
    }
    .feature-desc {
        font-size: 14px;
        color: var(--text-secondary);
    }

    .qr-section {
        background: var(--bg-card);
        border-radius: 20px;
        padding: 30px;
        margin: 20px 0;
        border: 1px solid var(--border);
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        justify-content: space-between;
        gap: 30px;
    }
    .qr-info {
        flex: 2;
        min-width: 200px;
    }
    .qr-info h3 {
        font-size: 24px;
        background: linear-gradient(45deg, var(--secondary), var(--primary));
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        margin-bottom: 10px;
    }
    .qr-info p {
        color: var(--text-secondary);
        margin-bottom: 20px;
    }
    .qr-code-box {
        flex: 0 0 auto;
        width: 180px;
        height: 180px;
        text-align: center;
        background: white;
        padding: 15px;
        border-radius: 20px;
    }
    .qr-code-box img {
        width: 100%;
        height: 100%;
        display: block;
        object-fit: contain;
    }

    /* 响应式 */
    @media (max-width: 1024px) {
        .feature-grid {
            grid-template-columns: repeat(2, 1fr);
        }
    }
    @media (max-width: 768px) {
        .download-header {
            flex-direction: column;
            align-items: flex-start;
        }
        .page-title {
            font-size: 24px;
        }
        .app-name {
            font-size: 28px;
        }
        .app-slogan {
            font-size: 16px;
        }
        .download-btn {
            padding: 12px 24px;
            font-size: 16px;
        }
        .feature-grid {
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
        }
        .feature-card {
            padding: 20px 12px;
        }
        .feature-icon {
            font-size: 36px;
        }
        .feature-title {
            font-size: 16px;
        }
        .feature-desc {
            font-size: 12px;
        }
        .qr-section {
            flex-direction: column;
            text-align: center;
        }
        .qr-info {
            text-align: center;
        }
    }
    @media (max-width: 480px) {
        .feature-grid {
            grid-template-columns: 1fr;
        }
        .download-buttons {
            flex-direction: column;
            align-items: stretch;
        }
        .download-btn {
            justify-content: center;
        }
        .qr-code-box {
            width: 150px;
            height: 150px;
            margin: 0 auto;
        }
    }