/* 下载页面主体样式 */
.download-hero {
    width: 100%;
    height: 600px;
    background: linear-gradient(135deg, #1a237e 0%, #0052d9 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.download-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../img/download/banner.jpg') no-repeat center;
    background-size: cover;
    opacity: 0.1;
}

.download-hero .content {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    padding: 100px 20px 0;
    z-index: 1;
}

.download-hero h1 {
    font-size: 48px;
    color: #fff;
    margin-bottom: 20px;
    font-family: 'BestFont-Bold';
}

.download-hero .subtitle {
    font-size: 24px;
    color: #fff;
    margin-bottom: 20px;
    opacity: 0.9;
}

.download-hero .desc {
    font-size: 16px;
    color: #fff;
    margin-bottom: 40px;
    opacity: 0.8;
}

.download-hero .btn-group {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 60px;
}

.download-hero .btn {
    min-width: 180px;
    height: 48px;
    line-height: 48px;
    font-size: 16px;
    border-radius: 24px;
    cursor: pointer;
    transition: all 0.3s;
    padding: 0 30px;
}

.download-hero .btn.primary {
    background: #FF5A3D;
    color: #fff;
    border: none;
}

.download-hero .btn.outline {
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255,255,255,0.8);
}

.download-hero .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
}

.download-hero .download-stats {
    display: flex;
    justify-content: center;
    gap: 80px;
}

.download-hero .stat-item {
    text-align: center;
    color: #fff;
}

.download-hero .stat-item .num {
    display: block;
    font-size: 36px;
    font-family: 'BestFont-Bold';
    margin-bottom: 8px;
}

.download-hero .stat-item .text {
    font-size: 14px;
    opacity: 0.8;
}

/* 平台支持部分 */
.platform-section {
    padding: 80px 0;
    background: #fff;
    border-bottom: 1px solid #f0f0f0;
}

.platform-section .content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.platform-section h2 {
    font-size: 36px;
    text-align: center;
    margin-bottom: 20px;
    color: #000;
    font-weight: 600;
}

.platform-section .subtitle {
    font-size: 16px;
    text-align: center;
    color: #666;
    margin-bottom: 60px;
}

.platform-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin: 0 auto;
    max-width: 1000px;
}

.platform-item {
    background: #fff;
    border-radius: 12px;
    padding: 32px 24px;
    text-align: center;
    transition: all 0.3s;
    border: 1px solid #f0f0f0;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 280px;
}

.platform-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    border-color: #e6e6e6;
}

.platform-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 24px;
    position: relative;
    border-radius: 16px;
    background: #f5f7fa;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #0052d9;
    font-size: 32px;
    flex-shrink: 0;
}

.platform-icon::before {
    font-family: "Material Icons";
    font-weight: normal;
    font-style: normal;
}

.platform-icon.windows::before {
    content: "computer";
}

.platform-icon.macos::before {
    content: "laptop_mac";
}

.platform-icon.linux::before {
    content: "terminal";
}

.platform-icon.ios::before {
    content: "phone_iphone";
}

.platform-icon.android::before {
    content: "phone_android";
}

.platform-icon.harmony::before {
    content: "devices";
}

.platform-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 0;
}

.platform-info h3 {
    font-size: 20px;
    color: #000;
    margin-bottom: 12px;
    font-weight: 500;
    flex-shrink: 0;
    width: 100%;
    text-align: center;
}

.platform-info p {
    font-size: 14px;
    color: #666;
    margin-bottom: 12px;
    line-height: 1.5;
    flex-shrink: 0;
    width: 100%;
    text-align: center;
}

.platform-info .version {
    font-size: 12px;
    color: #999;
    margin-bottom: 16px;
    flex-shrink: 0;
    width: 100%;
    text-align: center;
}

.platform-info .download-link {
    display: inline-block;
    padding: 10px 32px;
    border-radius: 20px;
    background: #0052d9;
    color: #fff;
    font-size: 14px;
    text-decoration: none;
    transition: all 0.3s;
    margin: auto auto 0;
    width: 160px;
    text-align: center;
}

.platform-info .download-link:hover {
    background: #0045b8;
}

.platform-info .extra-tip {
    font-size: 12px;
    color: #666;
    margin-top: 12px;
    flex-shrink: 0;
    width: 100%;
    text-align: center;
}

.platform-info .extra-tip .sub-link {
    color: #0052d9;
    text-decoration: none;
}

.platform-info .extra-tip .sub-link:hover {
    text-decoration: underline;
}

@media (max-width: 1024px) {
    .platform-list {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .platform-section {
        padding: 40px 0;
    }

    .platform-section h2 {
        font-size: 28px;
    }

    .platform-list {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .platform-item {
        padding: 24px 16px;
        height: auto;
        min-height: 260px;
    }
}

/* 版本对比表格 */
.module13 {
    background: #fff;
    padding: 80px 0;
}

.module13 .content {
    max-width: 1200px;
    margin: 0 auto;
}

.module13 .title {
    font-size: 32px;
    text-align: center;
    margin-bottom: 60px;
    font-family: 'BestFont-Bold';
}

.module13 .table {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}

.module13 table {
    width: 100%;
    border-collapse: collapse;
}

.module13 th {
    background: #F7F8FA;
    padding: 24px 20px;
    text-align: center;
    font-family: 'BestFont-Medium';
}

.module13 td {
    padding: 20px;
    border-bottom: 1px solid #EBEDF0;
    color: #333;
}

.module13 .tab_title {
    background: #F7F8FA;
    font-family: 'BestFont-Bold';
    color: #111;
}

.module13 .yes {
    background: url('../img/yes.png') no-repeat center;
    background-size: 20px;
}

/* 下载表单 */
.download-form {
    max-width: 600px;
    margin: 80px auto;
    padding: 40px;
    background: #fff;
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
    border-radius: 8px;
}

.download-form h3 {
    font-size: 24px;
    text-align: center;
    margin-bottom: 40px;
    font-family: 'BestFont-Bold';
}

.form-item {
    margin-bottom: 24px;
}

.form-item input {
    width: 100%;
    height: 48px;
    padding: 0 16px;
    border: 1px solid #EBEDF0;
    border-radius: 4px;
    font-size: 16px;
    transition: all 0.3s;
}

.form-item input:focus {
    border-color: #FF5A3D;
    outline: none;
    box-shadow: 0 0 0 2px rgba(255,90,61,0.1);
}

.form-item.required input {
    background: url('../img/required.png') no-repeat right 16px center;
    background-size: 8px;
}

.form-item.submit {
    text-align: center;
    margin-top: 40px;
}

.form-item.submit button {
    width: 100%;
    height: 48px;
    background: #FF5A3D;
    color: #fff;
    border: none;
    border-radius: 24px;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s;
}

.form-item.submit button:hover {
    opacity: 0.9;
}

.download-tips {
    text-align: center;
    color: #666;
    font-size: 14px;
    margin-top: 16px;
}

@media (max-width: 768px) {
    .download-hero {
        height: auto;
        padding-bottom: 60px;
    }

    .download-hero .content {
        padding: 60px 20px;
    }

    .download-hero h1 {
        font-size: 32px;
    }

    .download-hero .subtitle {
        font-size: 18px;
    }

    .download-hero .download-stats {
        flex-direction: column;
        gap: 30px;
    }

    .platform-list {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .platform-item {
        padding: 20px 15px;
    }

    .platform-icon {
        width: 60px;
        height: 60px;
    }

    .module13 table {
        min-width: 800px;
    }
    
    .download-form {
        margin: 40px 20px;
        padding: 30px 20px;
    }
}