* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', sans-serif;
}

body {
    background-image: url('../images/icon_os_launcher_bg.png');
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    background-color: #fce4ec;
    margin: 0;
    padding: 0;
}

.container {
    margin: 0 auto;
    padding: 0px;
    position: relative;
}

/* 顶部导航 */
.header {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    padding: 90px 105px 0 0;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 21px;
}

.logo img {
    height: 53px;
    border-radius: 0px;
}

.logo {
    margin-right: 21px;
}

.logo-text {
    color: white;
    font-size: 24px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    font-weight: 700;
    line-height: 35px;
    text-align: left;
    font-style: normal;
    text-transform: none;
}

/* 主要内容区域*/
.main-content {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 79px;
    margin: 13px auto 119px auto;
    position: relative;
}

/* 手机图片 */
.phone-container {
    max-width: 314px;
    height: 100%;
    display: flex;
    align-items: center;
}

.phone-image {
    width: 100%;
    border-radius: 0;
}

/* 内容区域 */
.product-info {
    display: flex;
    flex-direction: column;
    height: 100%;
    justify-content: space-between;
}

.text-content {
    flex: 0 0 70%;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    margin-top: 16px;
}

.cta-button {
    flex: 0 0 30%;
    display: flex;
    margin: 0 0 61px 0;
}


.product-info h1 {
    font-size: 83px;
    color: #FFFFFF;
    margin: 0 0 0 0;
    padding: 0;
    font-family: Lato, Lato;
    font-weight: 900;
    line-height: 125px;
    text-shadow: 0px 4px 14px rgba(0, 0, 0, 0.5);
    text-align: left;
    font-style: normal;
    text-transform: none;
}

.product-info p {
    font-size: 34px;
    color: #0A3953;
    margin: 0 0 70px 0;
    flex-grow: 1;
    font-family: Lato, Lato;
    font-weight: 900;
    line-height: 36px;
    text-align: left;
    font-style: normal;
    text-transform: none;

}


.btn {
    display: inline-block;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.94) 0%, rgba(255, 255, 255, 0.54) 100%);
    border-radius: 23px 23px 23px 23px;
    color: #0A3953;
    padding: 12px 72px 16px 72px;
    text-decoration: none;
    font-size: 60px;
    box-shadow: none;
    transition: all 0.3s ease;
    font-family: Lato, Lato;
    font-weight: 800;
    line-height: 110px;
    text-align: left;
    font-style: normal;
    text-transform: none;
}

.btn:hover {
    transform: translateY(-3px);
    border: 2px solid rgba(255, 255, 255, 0.54);
}


/* 功能特性区域 */
.features-section {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    row-gap: 97px;
    column-gap: 215px;
    margin: 119px 305px 167px 305px;
}

/* 功能卡片*/
.feature-card {
    background-color: rgba(255, 255, 255, 0.8);
    border-radius: 15px;
    padding: 37px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    display: flex;
    align-items: center;
    gap: 30px;
    text-align: left;
}

/* 图标 */
.feature-icon {
    margin-bottom: 0;
    flex-shrink: 0;
}

.feature-icon img {
    width: 81px;
    height: 74px;

}

/* 文字内容区域 */
.feature-content {
    flex-grow: 1;
}

.feature-card h3 {
    font-size: 34px;
    color: #0A3953;
    font-family: Lato, Lato;
    font-weight: 900;
    line-height: 51px;
    text-align: center;
    font-style: normal;
    text-transform: none;
}



/* 页脚 */
.footer {
    margin-top: 167px;
    text-align: center;
    width: 100%;
}

.footer-card {
    position: relative;
    border-radius: 0px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    min-width: 800px;
    margin: 0 auto;
    padding: 0 0px;
}

.footer-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.55), rgba(255, 255, 255, 0.43));
    border-top-left-radius: 10px;
    border-top-right-radius: 10px;
}

.footer-text-bg {
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.57), rgba(255, 255, 255, 0.24));
    padding: 48px 0 51px 0;
    border-radius: 0px;
}

.footer-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
}

/* 分隔符样式 */
.footer-links .separator {
    font-size: 30px;
    color: #000000;
    padding: 0 5px;
    display: flex;
    align-items: center;
    height: 100%;
    font-weight: 700;
}

.footer-links a {
    font-size: 30px;
    color: #000000;
    text-decoration: none;
    font-weight: 500;
    border-radius: 20px;
    transition: all 0.3s ease;
    font-family: Lato, Lato;
    font-weight: 700;
    line-height: 36px;
    text-align: left;
    font-style: normal;
    text-transform: none;
}

.footer-links a:hover {
    background-color: rgba(74, 74, 125, 0.1);
    text-decoration: none;
}

.copyright {
    color: #000000;
    font-size: 30px;
    margin-top: 0px;
}

@media (max-width: 768px) {
    .footer-card {
        padding: 30px 15px;
    }

    .footer-links {
        flex-direction: column;
        gap: 10px;
    }
}