body {
    margin: 0;
    font-family: 'Segoe UI', sans-serif;
    background: #fafafa;
    color: #333;
}


.navbar.fixed-top .navbar-nav {
    font-size: .875rem;
    font-weight: 700;
    text-transform: uppercase;
}
.navbar.fixed-top {
    background: #fff;
    border-bottom: 1px solid #ddd;
    font-family: Raleway, sans-serif;
    box-shadow: 0 0 2rem rgba(0, 0, 0, .15);
    -ms-flex-flow: row nowrap;
    flex-flow: row nowrap;
    -ms-flex-pack: start;
    justify-content: flex-start;
}

.fixed-top {
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    z-index: 1030;
}

header.hero {
    background: url('images/Header.png');
    background-size: cover;
    background-position: center;
    /* 可选，确保图片居中 */
    text-align: center;
    padding: 120px 20px;
}

.hero-content h1 {
    font-size: 3em;
    margin: 0.2em 0;
}

.hero-content p {
    font-size: 1.2em;
}

.cta {
    margin-top: 20px;
    display: inline-block;
    padding: 10px 20px;
    background-color: #333;
    color: white;
    text-decoration: none;
    border-radius: 6px;
}

.cta:active{
    color: lightblue; 
}

.cta:hover{
    color: lightblue; 
}


.apps,
.blog,
.about {
    padding: 30px 4px;
    max-width: 1120px;
    margin: 0 auto;
}

.app-list {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.app-item {
    background: white;
    border: 1px solid #ddd;
    padding: 16px;
    border-radius: 8px;
    flex: 1 1 160px;
    text-align: left;
}

.flex {
    display: flex;
}

.app-title {
    display: flex;
    align-items: center;
    font-size: 1.2rem;
    font-weight: 600;
    margin-left: 0.2rem;
}

.app-content {
    margin: 0.4rem 0;
    flex: 1;
    font-weight: 500;
}

.app-platform {
    font-size: 0.8rem;
    color: gray;
}

.app-item img {
    width: 60px;
    height: 60px;
}

footer {
    text-align: center;
    padding: 20px;
    font-size: 0.9em;
    background: #f0f0f0;
}

#feedbackBtn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: #ff3366;
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 6px;
    cursor: pointer;
}



.blog-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.blog-item h3 {
    margin: 0;
    font-size: 1.1rem;
}

.blog-item .summary {
    font-size: 0.95rem;
    color: #666;
}

.blog-item .date {
    font-size: 0.85rem;
    color: #aaa;
}

.more-link {
    display: block;
    text-align: right;
    margin-top: 1rem;

}

.flex-v
{
    display:flex;
    flex-direction: column;
}

.n-a{
  text-decoration: none !important;
    color: inherit !important ;
}

@font-face {
    font-family: 'icomoon';
    src: url('fonts/icomoon.eot?gmfovu');
    src: url('fonts/icomoon.eot?gmfovu#iefix') format('embedded-opentype'),
        url('fonts/icomoon.ttf?gmfovu') format('truetype'),
        url('fonts/icomoon.woff?gmfovu') format('woff'),
        url('fonts/icomoon.svg?gmfovu#icomoon') format('svg');
    font-weight: normal;
    font-style: normal;
    font-display: block;
}

[class^="icon-"],
[class*=" icon-"] {
    /* use !important to prevent issues with browser extensions that change fonts */
    font-family: 'icomoon' !important;
    speak: never;
    font-style: normal;
    font-weight: normal;
    font-variant: normal;
    text-transform: none;
    line-height: 1;

    /* Better Font Rendering =========== */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.icon-twitter:before {
    content: "\ea96";
}

.icon-github:before {
    content: "\eab0";
}

.icon-appleinc:before {
    content: "\eabe";
}

.icon-android:before {
    content: "\eac0";
}

.icon-windows8:before {
    content: "\eac2";
}

@media (min-width: 30em) {
    .hero-content {
        position: relative;
        left: -4em;
    }
}

@media (min-width: 48em) {
    .hero-content {
        position: relative;
        left: -6em;
    }
}


@media (min-width: 60em) {
    .hero-content {
        position: relative;
        left: -10em;
    }
}

@media (min-width: 75em) {
    .hero-content {
        position: relative;
        left: -19em;
    }
}