body {
    font-family: "Microsoft YaHei", sans-serif;
    margin: 0;
    padding: 0;
    background: #fff;
    color: #4c4f60;
    line-height: 1.6;
}
.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 15px;
}
a {
    text-decoration: none;
    transition: 0.3s;
}
h2 {
    font-size: 30px;
    color: #31333e;
    margin-bottom: 30px;
    text-align: center;
    font-weight: bold;
}

.header {
    background: #fff;
    padding: 15px 0;
    border-bottom: 1px solid #f7f6f9;
    position: sticky;
    top: 0;
    z-index: 1000;
}
.nav-flex {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.logo {
    display: flex;
    align-items: center;
    font-size: 22px;
    font-weight: bold;
    color: #0088cb;
}
.logo img {
    width: 28px;
    margin-right: 10px;
}
.nav-list {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 25px;
}
.nav-list a {
    color: #36324a;
    font-weight: 500;
    font-size: 15px;
}
.nav-list a:hover {
    color: #0088cb;
}

/* 下载区域 (左图右文) */
.download-wrapper {
    padding: 80px 0;
    background: #fff;
    border-bottom: 1px solid #f9f9f9;
}
.download-flex {
    display: flex;
    align-items: center;
    gap: 60px;
    flex-wrap: wrap;
}
.download-media {
    flex: 1.2;
    min-width: 320px;
}
.download-media img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
}
.download-content {
    flex: 1;
    min-width: 320px;
}
.download-content h1 {
    font-size: 38px;
    color: #31333e;
    margin: 0 0 20px;
    line-height: 1.2;
}
.download-content p {
    font-size: 16px;
    color: #6f6c7f;
    margin-bottom: 35px;
}

.btn-group-vertical {
    display: flex;
    flex-direction: column;
    gap: 15px;
    max-width: 360px;
}
.btn-dl {
    display: flex;
    align-items: center;
    padding: 16px 25px;
    background: #0088cb;
    color: #fff;
    border-radius: 12px;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s;
}
.btn-dl:hover {
    background: #36324a;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 136, 203, 0.3);
}
.btn-dl img {
    width: 24px;
    margin-right: 15px;
    filter: brightness(0) invert(1);
}
.btn-dl .txt {
    flex: 1;
}

.feature-section {
    padding: 80px 0;
    background: #f7f6f9;
}
.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.feature-card {
    background: #fff;
    padding: 45px 30px;
    border-radius: 16px;
    text-align: center;
    transition: 0.3s;
}
.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}
.feature-card img {
    width: 110px;
    height: 110px;
    margin-bottom: 25px;
    object-fit: contain;
}
.feature-card h3 {
    color: #0088cb;
    font-size: 22px;
    margin-bottom: 15px;
}
.feature-card p {
    font-size: 14px;
    color: #6f6c7f;
    margin: 0;
    line-height: 1.8;
}

.info-section {
    padding: 80px 0;
    background: #fff;
}
.info-flex {
    display: flex;
    gap: 50px;
    flex-wrap: wrap;
}
.info-column {
    flex: 1;
    min-width: 320px;
}
.info-column h2 {
    text-align: left;
    font-size: 26px;
    border-left: 5px solid #0088cb;
    padding-left: 15px;
    margin-bottom: 35px;
}

.step-list {
    padding: 0;
    list-style: none;
}
.step-item {
    margin-bottom: 25px;
    display: flex;
    gap: 20px;
}
.step-num {
    background: #0088cb;
    color: #fff;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-weight: bold;
    font-size: 15px;
}
.step-text h4 {
    margin: 0 0 8px;
    color: #31333e;
    font-size: 17px;
}
.step-text p {
    margin: 0;
    font-size: 14px;
    color: #6f6c7f;
}

.faq-item {
    margin-bottom: 20px;
    border-bottom: 1px solid #f0f0f0;
    padding-bottom: 20px;
}
.faq-item h4 {
    color: #0088cb;
    margin: 0 0 10px;
    font-size: 16px;
}
.faq-item p {
    margin: 0;
    font-size: 14px;
    color: #6f6c7f;
}

@media (max-width: 991px) {
    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .download-flex,
    .info-flex {
        flex-direction: column;
    }
    .download-content h1 {
        text-align: center;
    }
    .btn-group-vertical {
        margin: 0 auto;
    }
    .nav-list {
        display: none;
    }
}
@media (max-width: 600px) {
    .feature-grid {
        grid-template-columns: 1fr;
    }
    .download-content h1 {
        font-size: 30px;
    }
}
@font-face {
    font-family: "Inter var";
    font-weight: 100 900;
    font-display: swap;
    font-style: normal;
    font-named-instance: "Regular";
    src: url("chrome-extension://infppggnoaenmfagbfknfkancpbljcca/Inter-roman-latin.var.woff2")
        format("woff2");
}
.automa-element-selector {
    direction: ltr;
}
[automa-isDragging] {
    user-select: none;
}
[automa-el-list] {
    outline: 2px dashed #6366f1;
}
.footer {
    background: #f9f9f9;
    padding: 60px 0 20px;
    color: #666;
    font-size: 14px;
}
.footer-grid {
    display: flex;
    justify-content: center;
    text-align: center;
}

.footer-logo {
    display: flex;
    align-items: center;
    font-size: 20px;
    font-weight: bold;
    color: #0088cb;
    margin-bottom: 15px;
}
.footer-logo img {
    width: 30px;
    margin-right: 10px;
}