/* 重置样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'MiSans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #F6F8FF;
    min-height: 100vh;
    overflow-x: hidden;
}

/* 容器样式 - 1200px设计内宽 */
.container {
    width: 1200px;
    margin: 0 auto;
    padding: 0;
}

/* 防止容器溢出 */
.content-wrapper {
    overflow: visible;
}

/* 顶部导航栏 */
.header {
    background: white;
    border-bottom: 0.5px solid #E5E6EB;
    position: sticky;
    top: 0;
    z-index: 100;
    height: 72px;
    min-width: 1200px;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
    width: 1200px;
    margin: 0 auto;
}

/* Logo区域 */
.logo-section {
    display: flex;
    align-items: center;
    gap: 4px;
}

.logo-container {
    position: relative;
    width: 120px;
    height: 32px;
}

.logo-icon {
    position: absolute;
    left: 0;
    top: 0;
    width: auto;
    height: 32px;
}

.logo-symbol {
    position: absolute;
    left: 41.14px;
    top: 3.81px;
    width: auto;
    height: auto;
}

.brand-name {
    color: #1D2129;
    font-size: 28px;
    font-weight: 330;
    line-height: 36px;
}

/* 小下载按钮（导航栏） */
.download-btn-small {
    display: flex;
    align-items: center;
    gap: 12px;
    background: #165DFF;
    border-radius: 4px;
    padding: 9px 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    height: 36px;
    text-decoration: none;
}

.download-btn-small:hover {
    background: #0E4FD1;
    transform: translateY(-1px);
}

.download-btn-small .download-icon {
    width: 18px;
    height: 18px;
}

.download-btn-small span {
    color: white;
    font-size: 16px;
    font-weight: 380;
    white-space: nowrap;
}

/* 主要内容区域 */
.main-content {
    padding: 154px 0 100px;
    min-height: calc(100vh - 72px);
}

.content-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    width: 1200px;
}

/* 左侧文字区域 */
.text-section {
    width: 658px;
    z-index: 10;
    position: relative;
    text-align: left;
}

.title-group {
    margin-bottom: 36px;
}

.main-title {
    color: #1D2129;
    font-size: 40px;
    font-weight: 450;
    line-height: 1.3;
    margin-bottom: 12px;
}

.title-line {
    white-space: nowrap;
    margin-bottom: 8px;
    overflow: visible;
}

.title-line:last-child {
    margin-bottom: 0;
}

/* 大下载按钮 */
.download-btn-large {
    display: flex;
    align-items: center;
    gap: 20px;
    background: #165DFF;
    border-radius: 4px;
    padding: 16px 32px;
    cursor: pointer;
    transition: all 0.3s ease;
    width: fit-content;
    height: 56px;
    text-decoration: none;
}

.download-btn-large:hover {
    background: #0E4FD1;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(22, 93, 255, 0.3);
}

.download-btn-large .download-icon {
    width: 24px;
    height: 24px;
}

.download-btn-large span {
    color: white;
    font-size: 24px;
    font-weight: 380;
    white-space: nowrap;
}

/* 右侧图片区域 */
.image-section {
    position: relative;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    max-width: 566px;
    margin-left: auto;
}

.image-container {
    position: relative;
    width: 566px;
    height: 405px;
    max-width: 100%;
}

.blur-effect {
    position: absolute;
    width: 315px;
    height: 72.41px;
    left: 166px;
    top: 364.80px;
    background: #0F368E;
    box-shadow: 200px 200px 200px rgba(15, 54, 142, 0.3);
    border-radius: 9999px;
    filter: blur(100px);
    transform: rotate(-29deg);
    transform-origin: top left;
}

.main-image {
    position: relative;
    width: 100%;
    height: 100%;
    object-fit: contain;
    z-index: 2;
}

/* 固定1200px布局，不做响应式处理 */
body {
    min-width: 1200px;
    overflow-x: auto;
}