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

body {
    background-color: #000;
    color: #fff;
    line-height: 1.6;
}

/* 导航栏 */
header {
    background-color: #0b0e11;
    padding: 16px 18%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #222;
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    color: #f0b90b;
    font-weight: bold;
    font-size: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo::before {
    content: "⛨";
    font-size: 22px;
}

nav {
    display: flex;
    gap: 28px;
}

nav a {
    color: #ccc;
    text-decoration: none;
    font-size: 15px;
    transition: color 0.3s;
}

nav a:hover,
nav a.active {
    color: #f0b90b;
}

.auth-buttons {
    display: flex;
    gap: 12px;
}

.btn {
    padding: 10px 20px;
    border-radius: 4px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: all 0.3s;
}

.btn-login {
    background-color: #f0b90b;
    color: #000;
}

.btn-register {
    background-color: transparent;
    color: #f0b90b;
    border: 1px solid #f0b90b;
}

/* 汉堡菜单按钮 */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: #fff;
    border-radius: 2px;
    transition: 0.3s;
}

/* 移动端导航菜单 */
.mobile-nav {
    display: none;
    position: absolute;
    left: 0;
    width: 100%;
    background-color: #0b0e11;
    flex-direction: column;
    padding: 16px 18%;
    border-bottom: 1px solid #222;
}

.mobile-nav a {
    color: #ccc;
    text-decoration: none;
    font-size: 16px;
    padding: 12px 0;
    border-bottom: 1px solid #222;
}

.mobile-nav a:last-child {
    border-bottom: none;
}

.mobile-nav a:hover,
.mobile-nav a.active {
    color: #f0b90b;
}

.mobile-nav.show {
    display: flex;
}

/* 英雄区 */
.hero {
    background: linear-gradient(180deg, #1a1714 0%, #0b0e11 100%);
    padding: 80px 18%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-left h1 {
    color: #f0b90b;
    font-size: 32px;
    margin-bottom: 10px;
}

.hero-left .subtitle {
    font-size: 18px;
    color: #fff;
    margin-bottom: 20px;
}

.hero-left .desc {
    font-size: 15px;
    color: #aaa;
    margin-bottom: 40px;
    line-height: 1.7;
}

.features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 40px;
}

.feature-item {
    display: flex;
    gap: 14px;
}

.feature-icon {
    color: #f0b90b;
    font-size: 22px;
    flex-shrink: 0;
}

.feature-text h3 {
    font-size: 15px;
    margin-bottom: 6px;
}

.feature-text p {
    font-size: 13px;
    color: #aaa;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.btn-primary {
    background-color: #f0b90b;
    color: #000;
    padding: 12px 28px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
}

.btn-secondary {
    background-color: transparent;
    color: #f0b90b;
    padding: 12px 28px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    border: 1px solid #f0b90b;
}

/* APP下载区 */
.app-download {
    background-color: #1a1714;
    border: 1px solid #333;
    border-radius: 8px;
    padding: 30px;
    max-width: 400px;
    margin: 0 auto;
}

.app-download h2 {
    font-size: 18px;
    text-align: center;
    margin-bottom: 10px;
}

.app-download .desc {
    font-size: 13px;
    color: #aaa;
    text-align: center;
    margin-bottom: 24px;
}

.app-options {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-bottom: 24px;
}

.app-option {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #222;
    padding: 14px;
    border-radius: 4px;
}

.app-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.app-icon {
    color: #f0b90b;
    font-size: 20px;
}

.app-text p {
    font-size: 13px;
    color: #aaa;
}

.app-text strong {
    font-size: 15px;
    color: #fff;
}

.app-download-btn {
    color: #f0b90b;
    font-size: 20px;
}

.qrcode-section {
    text-align: center;
}

.qrcode-section p {
    font-size: 13px;
    color: #aaa;
    margin-bottom: 14px;
}

.qrcode {
    width: 120px;
    height: 120px;
    background-color: #fff;
    margin: 0 auto 14px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.qrcode span {
    color: #000;
    font-size: 14px;
}

.other-link {
    font-size: 13px;
    color: #f0b90b;
    text-decoration: none;
}

/* 三步交易区 */
.steps-section {
    padding: 80px 18%;
    background-color: #0b0e11;
}

.steps-section h2 {
    text-align: center;
    font-size: 26px;
    margin-bottom: 50px;
}

.steps-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 35px;
}

.step-card {
    background-color: #111;
    border: 1px solid #333;
    border-radius: 8px;
    padding: 35px;
    text-align: center;
}

.step-number {
    width: 40px;
    height: 40px;
    background-color: #f0b90b;
    color: #000;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-weight: bold;
    font-size: 16px;
}

.step-card h3 {
    font-size: 18px;
    margin-bottom: 14px;
    color: #f0b90b;
}

.step-card p {
    font-size: 14px;
    color: #aaa;
    margin-bottom: 24px;
    line-height: 1.7;
}

.step-btn {
    background-color: #f0b90b;
    color: #000;
    padding: 10px 24px;
    border-radius: 4px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
}

/* 页脚 */
footer {
    background-color: #0b0e11;
    padding: 35px 18%;
    border-top: 1px solid #222;
    text-align: center;
}

.footer-links {
    margin-bottom: 20px;
}

.footer-links a {
    color: #aaa;
    text-decoration: none;
    font-size: 14px;
    margin: 0 14px;
}

.footer-links a:hover {
    color: #f0b90b;
}

.copyright {
    font-size: 13px;
    color: #555;
    margin-bottom: 14px;
}

.disclaimer {
    font-size: 12px;
    color: #444;
    line-height: 1.6;
}






/* 面包屑 */
.breadcrumb {
    background-color: #111;
    padding: 12px 18%;
    font-size: 14px;
    color: #888;
}
.breadcrumb a {
    color: #f0b90b;
    text-decoration: none;
}
.container{
    padding: 15px 18%;
}
/* 列表标题 */
.list-title {
    text-align: center;
    margin: 30px 0 40px;
}
.list-title h1 {
    font-size: 28px;
    color: #f0b90b;
    margin-bottom: 10px;
}
.list-title p {
    color: #aaa;
    font-size: 16px;
}

/* 卡片网格 一排4个 */
.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 60px;
}
.card {
    background-color: #0b0e11;
    border: 1px solid #222;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s;
}
.card:hover {
    transform: translateY(-5px);
    border-color: #f0b90b;
}
.card-img img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    display: block;
}
.card-body {
    padding: 20px;
}
.card-title {
    font-size: 17px;
    margin-bottom: 10px;
}
.card-title a {
    color: #fff;
    text-decoration: none;
    transition: color 0.3s;
}
.card-title a:hover {
    color: #f0b90b;
}
.card-desc {
    color: #aaa;
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.card-link {
    color: #f0b90b;
    font-size: 14px;
    text-decoration: none;
}

/* 新闻区域 */
.news-section {
    padding: 80px 18%;
    background-color: #111;
}

.section-title {
    text-align: center;
    font-size: 26px;
    margin-bottom: 50px;
    color: #fff;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.news-card {
    background-color: #0b0e11;
    border: 1px solid #222;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s, border-color 0.3s;
}

.news-card:hover {
    transform: translateY(-5px);
    border-color: #f0b90b;
}

.news-img {
    display: block;
    overflow: hidden;
}

.news-img img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    display: block;
    transition: transform 0.3s;
}

.news-card:hover .news-img img {
    transform: scale(1.05);
}

.news-content {
    padding: 20px;
}

.news-title {
    font-size: 17px;
    margin-bottom: 12px;
    line-height: 1.4;
}

.news-title a {
    color: #fff;
    text-decoration: none;
    transition: color 0.3s;
}

.news-title a:hover {
    color: #f0b90b;
}

.news-desc {
    color: #aaa;
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-link {
    color: #f0b90b;
    font-size: 14px;
    text-decoration: none;
    transition: opacity 0.3s;
}

.news-link:hover {
    opacity: 0.8;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin: 40px 0;
}
.page-item {
    padding: 10px 16px;
    background-color: #0b0e11;
    border: 1px solid #333;
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
    transition: 0.3s;
}
.page-item:hover, .page-item.active {
    background-color: #f0b90b;
    color: #000;
    border-color: #f0b90b;
}



/* ======================== 内容页专属样式 ======================== */
/* 左右布局容器 */
.content-wrapper {
    display: flex;
    gap: 30px;
    margin-bottom: 60px;
}
/* 左侧正文 占75% */
.content-left {
    flex: 0 0 75%;
    background-color: #0b0e11;
    border: 1px solid #222;
    border-radius: 8px;
    padding: 40px;
}
/* 右侧边栏 占25% */
.content-right {
    flex: 0 0 23%;
}
/* 文章标题 */
.article-header h1 {
    font-size: 26px;
    color: #f0b90b;
    margin-bottom: 15px;
    line-height: 1.4;
}
/* 文章信息 */
.article-meta {
    color: #888;
    font-size: 14px;
    margin-bottom: 30px;
    display: flex;
    gap: 20px;
}
/* 正文样式 */
.article-content {
    color: #eee;
    font-size: 16px;
    line-height: 1.8;
}
.article-content h2 {
    color: #f0b90b;
    font-size: 20px;
    margin: 25px 0 15px;
}
.article-content p {
    margin-bottom: 10px;
}
.article-content img {
    width: 100%;
}

/* 右侧边栏盒子 */
.sidebar-box {
    background-color: #0b0e11;
    border: 1px solid #222;
    border-radius: 8px;
    padding: 25px;
    position: sticky;
    top: 100px;
}
.sidebar-box h3 {
    font-size: 18px;
    color: #f0b90b;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid #333;
}
/* 最新文章列表 */
.new-articles {
    list-style: none;
}
.new-articles li {
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 1px dashed #333;
}
.new-articles li:last-child {
    border: none;
    margin: 0;
    padding: 0;
}
.new-articles li a {
    color: #eee;
    text-decoration: none;
    font-size: 15px;
    transition: color 0.3s;
    display: block;
}
.new-articles li a:hover {
    color: #f0b90b;
}

/* 相关文章推荐 */
.related-section {
    margin-top: 40px;
}
.related-title {
    font-size: 22px;
    color: #f0b90b;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 1px solid #333;
}

/* ======================== 响应式适配 ======================== */
@media (max-width: 992px) {
    .content-wrapper {
        flex-direction: column;
    }
    .content-left, .content-right {
        flex: 0 0 100%;
    }
    .sidebar-box {
        position: static;
    }
}
@media (max-width: 768px) {
    .content-left {
        padding: 25px;
    }
    .article-header h1 {
        font-size: 22px;
    }
}








/* 响应式适配 */
@media (max-width: 992px) {

    nav,
    .auth-buttons {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .hero {
        grid-template-columns: 1fr;
        padding: 60px 5%;
    }

    .steps-container {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    header {
        padding: 16px 5%;
    }

    .app-download {
        max-width: 100%;
    }

    .steps-section {
        padding: 80px 5%;
    }

    footer {
        padding: 35px 5%;
    }

    .mobile-nav {
        padding: 16px 5%;
    }
    .breadcrumb{
        padding: 12px 5%;
    }
    .container{
        padding: 15px 5%;
    }
    .news-section{
        padding: 80px 5%;
    }
    nav, .auth-buttons { display: none; }
    .card-grid { grid-template-columns: repeat(2, 1fr); }
    .news-grid{grid-template-columns: repeat(2, 1fr);}
}
/* 响应式 */
@media (max-width: 576px) {
    .card-grid { grid-template-columns: repeat(1, 1fr); }
    .news-grid{grid-template-columns: repeat(1, 1fr);}
}







/* 翻页功能 */
.pagination-wrap {
    padding: 20px 10px;
    margin-top: 20px;
    border-radius: 8px;
}

.pagination-wrap .paging-cls {
    text-align: center;
}

.pagination-wrap .paging-cls li {
    display: inline-block;
    margin: 0 5px;
    list-style: none;
}

.pagination-wrap .paging-cls span,
.pagination-wrap .paging-cls a {
    display: inline-block;
    border: 1px solid #eef3f8;
    border-radius: 5px;
    height: 44px;
    line-height: 44px;
    width: 44px;
    margin: 0 3px;
    font-size: 14px;
    color: #000000;
    text-decoration: none;
}

.pagination-wrap .paging-cls span:hover,
.pagination-wrap .paging-cls a:hover {
    background: #F0B90B;
    color: #fff !important;
}

.pagination-wrap .paging-cls .current {
    background: #F0B90B;
    color: #fff;
    font-weight: bold;
}

.pagination-wrap .paging-cls .fa-angle-double-left::before {
    content: "<";
}

.pagination-wrap .paging-cls .fa-angle-double-right::before {
    content: ">";
}

.pagination-wrap .active a{
    background-color: #F0B90B !important;
    color: #fff !important;
    font-weight: bold;
}