/* CSS变量 */
:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #f0f2f5;
    --bg-hover: #e9ecef;
    --text-primary: #1a1a2e;
    --text-secondary: #4a5568;
    --text-muted: #718096;
    --color-primary: #eeb303;
    --color-primary-hover: #F7BA03;
    --color-green: #10b981;
    --color-red: #ef4444;
    --color-orange: #f59e0b;
    --border-color: #e2e8f0;
    --border-hover: #cbd5e0;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.07);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --box-shadow: rgb(239 242 245);
}
@font-face {
    font-family: "iconfont"; /* Project id 5147912 */
    src: url('/static/css/bbt/fonts/iconfont.woff2?t=1774491810365') format('woff2'),
    url('/static/css/bbt/fonts/iconfont.woff?t=1774491810365') format('woff'),
    url('/static/css/bbt/fonts/iconfont.ttf?t=1774491810365') format('truetype');
}
.iconfont {
    font-family: "iconfont" !important;
    font-style: normal;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
.icon-headset:before {
    content: "\e797";
}
.icon-comments:before {
    content: "\e618";
}
.icon-envelope:before {
    content: "\e617";
}
.icon-lightbulb1:before {
    content: "\e7ef";
}
.icon-check-circle-fill:before {
    content: "\e7e2";
}
.icon-medal:before {
    content: "\e8b0";
}
.icon-heart:before {
    content: "\ea02";
}
.icon-balance-scale:before {
    content: "\e708";
}
.icon-quotes:before {
    content: "\e616";
}
.icon-caret-down:before {
    content: "\e8ec";
}
.icon-risks:before {
    content: "\e674";
}
.icon-lightbulb:before {
    content: "\e874";
}
.icon-Community:before {
    content: "\e647";
}
.icon-tldr:before {
    content: "\e615";
}
.icon-exchange1:before {
    content: "\e644";
}
.icon-book-open:before {
    content: "\e65c";
}
.icon-heart-pulse:before {
    content: "\e8ad";
}
.icon-clock-fill:before {
    content: "\e7d7";
}
.icon-hashtag:before {
    content: "\ea56";
}
.icon-fingerprint:before {
    content: "\ea2f";
}
.icon-WIFI:before {
    content: "\e76c";
}
.icon-handshake:before {
    content: "\e692";
}
.icon-code-branch:before {
    content: "\e8a7";
}
.icon-microchip:before {
    content: "\ea8e";
}
.icon-a-barchart:before {
    content: "\e614";
}
.icon-chart-bar:before {
    content: "\e78a";
}
.icon-arrow_up:before {
    content: "\e613";
}
.icon-arrow-down1:before {
    content: "\e612";
}
.icon-grin:before {
    content: "\e715";
}
.icon-skull:before {
    content: "\e81a";
}
.icon-frown:before {
    content: "\e6f0";
}
.icon-meh:before {
    content: "\e677";
}
.icon-smile:before {
    content: "\e67e";
}
.icon-Down:before {
    content: "\e954";
}
.icon-topic:before {
    content: "\e627";
}
.icon-ideas:before {
    content: "\e6a5";
}
.icon-flash:before {
    content: "\e7e8";
}
.icon-stock:before {
    content: "\ea51";
}
.icon-concept:before {
    content: "\e746";
}
.icon-new:before {
    content: "\e620";
}
.icon-vol:before {
    content: "\e690";
}
.icon-rise:before {
    content: "\e68e";
}
.icon-drop:before {
    content: "\e6e6";
}
.icon-coins:before {
    content: "\e611";
}
.icon-home:before {
    content: "\e610";
}
.icon-coin:before {
    content: "\e632";
}
.icon-zuzhi:before {
    content: "\e669";
}
.icon-mugongsi:before {
    content: "\e725";
}
.icon-investors:before {
    content: "\e7ea";
}
.icon-employ:before {
    content: "\e61c";
}
.icon-establish:before {
    content: "\e60f";
}
.icon-assets:before {
    content: "\e662";
}
.icon-country:before {
    content: "\e60b";
}
.icon-car:before {
    content: "\e60a";
}
.icon-communication:before {
    content: "\e606";
}
.icon-manufacture:before {
    content: "\e687";
}
.icon-medical:before {
    content: "\e652";
}
.icon-energy:before {
    content: "\e697";
}
.icon-consumption:before {
    content: "\e607";
}
.icon-finance:before {
    content: "\e830";
}
.icon-technology:before {
    content: "\e60e";
}
.icon-mining:before {
    content: "\e9f9";
}
.icon-defi:before {
    content: "\eb69";
}
.icon-wallet:before {
    content: "\e6b3";
}
.icon-media:before {
    content: "\e646";
}
.icon-btc:before {
    content: "\e661";
}
.icon-blockchain:before {
    content: "\e605";
}
.icon-exchange:before {
    content: "\e671";
}
.icon-invest:before {
    content: "\f276";
}
.icon-a-blog1:before {
    content: "\e60d";
}
.icon-instagram-fill:before {
    content: "\e88f";
}
.icon-link1:before {
    content: "\e62f";
}
.icon-github:before {
    content: "\e691";
}
.icon-website:before {
    content: "\e604";
}
.icon-github1:before {
    content: "\e7ab";
}
.icon-linkedlnlogo:before {
    content: "\e609";
}
.icon-medium-circle-fill:before {
    content: "\e887";
}
.icon-reddit-circle-fill:before {
    content: "\e88b";
}
.icon-fireflyiii:before {
    content: "\eb93";
}
.icon-briefcase:before {
    content: "\e8a5";
}
.icon-chart-pie:before {
    content: "\e602";
}
.icon-graduation-cap:before {
    content: "\e603";
}
.icon-building:before {
    content: "\e9ad";
}
.icon-id-card:before {
    content: "\ea73";
}
.icon-infocircle:before {
    content: "\e74a";
}
.icon-video:before {
    content: "\e685";
}
.icon-share-alt:before {
    content: "\e6f6";
}
.icon-plus:before {
    content: "\e8fe";
}
.icon-user-circle:before {
    content: "\e860";
}
.icon-history:before {
    content: "\e601";
}
.icon-quote-left:before {
    content: "\ec65";
}
.icon-trophy:before {
    content: "\e651";
}
.icon-users:before {
    content: "\e8bc";
}
.icon-fire:before {
    content: "\e64c";
}
.icon-crown:before {
    content: "\e8b4";
}
.icon-newspaper:before {
    content: "\eaaa";
}
.icon-share-square:before {
    content: "\e628";
}
.icon-link:before {
    content: "\e60c";
}
.icon-logout:before {
    content: "\e637";
}
.icon-settings:before {
    content: "\e997";
}
.icon-QQ:before {
    content: "\e883";
}
.icon-google:before {
    content: "\e63e";
}
.icon-mobilefill:before {
    content: "\e705";
}
.icon-eye-slash:before {
    content: "\efba";
}
.icon-eye1:before {
    content: "\e61b";
}
.icon-lock:before {
    content: "\e623";
}
.icon-a-Moreoperations:before {
    content: "\e6ef";
}
.icon-bars:before {
    content: "\e600";
}
.icon-searchbox-search:before {
    content: "\e608";
}
.icon-check:before {
    content: "\e645";
}
.icon-clock:before {
    content: "\e631";
}
.icon-eye:before {
    content: "\e6ac";
}
.icon-weixin:before {
    content: "\e656";
}
.icon-telegram:before {
    content: "\e731";
}
.icon-weibo:before {
    content: "\e882";
}
.icon-youtube:before {
    content: "\f274";
}
.icon-twitter-fill:before {
    content: "\e63d";
}
.icon-comment:before {
    content: "\e624";
}
.icon-arrow-up:before {
    content: "\e98d";
}
.icon-thumbsup3:before {
    content: "\e8ed";
}
.icon-thumbs-up-:before {
    content: "\e6cd";
}
.icon-thumbsup:before {
    content: "\e853";
}
.icon-bxs-cube:before {
    content: "\e6ab";
}
.icon-star2:before {
    content: "\e61a";
}
.icon-star:before {
    content: "\e781";
}
.icon-times:before {
    content: "\e83c";
}
.icon-shield-alt:before {
    content: "\eb8f";
}
.icon-user:before {
    content: "\e786";
}
.icon-chevron-left:before {
    content: "\e9b4";
}
.icon-chevron-right:before {
    content: "\e9b5";
}
/* 基础重置 */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}
a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}
a:hover {
    color: var(--color-primary);
}
img {
    max-width: 100%;
    height: auto;
}
ul, ol {
    list-style: none;
}
button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}
input, textarea {
    font-family: inherit;
    outline: none;
}
/* 容器 */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 16px;
}
@media (min-width: 768px) {
    .container { padding: 0 24px; }
}
@media (min-width: 1024px) {
    .container { padding: 0 32px; }
}
/* ========================================
   头部导航
   ======================================== */
.header {
    background-color: #f7d049;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}
.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}
.header-left {
    display: flex;
    align-items: center;
    gap: 32px;
}
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: 800;
    background: linear-gradient(135deg, #2563eb, #7c3aed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.logo i {
    font-size: 28px;
    background: linear-gradient(135deg, #2563eb, #7c3aed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.nav-menu {
    display: none;
}
@media (min-width: 1024px) {
    .nav-menu {
        display: flex;
        align-items: center;
        gap: 28px;
    }
}
.nav-item {
    font-size: 14px;
    color: #000;
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
    padding: 4px 0;
}
.nav-item:hover {
    color: #fff;
}
.nav-item.active {
    color: #fff;
}
.nav-item.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 2px;
    background: #fff;
    border-radius: 2px;
}
/* ===== 下拉子菜单 ===== */
.nav-dropdown {
    position: relative;
}
.nav-dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color var(--transition-fast);
    padding: 4px 0;
    cursor: pointer;
    background: none;
    border: none;
}
.nav-dropdown-toggle:hover {
    color: #fff;
}
.nav-dropdown-toggle.active {
    color: #fff;
}
.nav-dropdown-toggle i {
    font-size: 10px;
    transition: transform var(--transition-fast);
}
.nav-dropdown:hover .nav-dropdown-toggle i,
.nav-dropdown.open .nav-dropdown-toggle i {
    transform: rotate(180deg);
}
.nav-dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 8px;
    min-width: 180px;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    z-index: 1001;
}
.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown.open .nav-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}
.nav-dropdown-menu::before {
    content: '';
    position: absolute;
    top: -6px;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
    width: 12px;
    height: 12px;
    background: var(--bg-primary);
    border-left: 1px solid var(--border-color);
    border-top: 1px solid var(--border-color);
}
.nav-dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
    transition: all var(--transition-fast);
    white-space: nowrap;
}
.nav-dropdown-item:hover {
    background: var(--bg-secondary);
    color: var(--color-primary);
}
.nav-dropdown-item.active {
    background: rgba(37, 99, 235, 0.06);
    color: var(--color-primary);
}
.nav-dropdown-item i {
    font-size: 14px;
    width: 18px;
    text-align: center;
    color: var(--text-muted);
}
.nav-dropdown-item:hover i,
.nav-dropdown-item.active i {
    color: var(--color-primary);
}
.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
}
.search-box {
    display: none;
    position: relative;
}
@media (min-width: 768px) {
    .search-box { display: block; }
}
.search-box input {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 10px 36px 10px 16px;
    color: var(--text-primary);
    font-size: 13px;
    width: 200px;
    transition: all var(--transition-fast);
}
.search-box input:focus {
    border-color: var(--color-primary);
    background-color: var(--bg-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}
.search-box input::placeholder {
    color: var(--text-muted);
}
.search-box i {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 14px;
}
.header-btn {
    display: none;
    font-size: 13px;
    color: var(--color-primary);
    padding: 8px 16px;
    border: 1px solid var(--color-primary);
    border-radius: 20px;
    font-weight: 500;
    transition: all var(--transition-fast);
}
@media (min-width: 768px) {
    .header-btn { display: block; }
}
.header-btn:hover {
    background-color: var(--color-primary);
    color: #fff;
}
.user-avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform var(--transition-fast);
}
.user-avatar:hover {
    transform: scale(1.05);
}
.user-avatar i {
    color: #000;
    font-size: 16px;
}
.mobile-menu-btn {
    display: block;
    font-size: 22px;
    color: var(--text-secondary);
    padding: 8px;
}
@media (min-width: 1024px) {
    .mobile-menu-btn { display: none; }
}
.mobile-backdrop {
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.4);
    z-index: 998;
    opacity: 0;
    transition: opacity 0.3s ease;
}
.mobile-backdrop.active {
    display: block;
    opacity: 1;
}
.mobile-menu {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-primary);
    z-index: 999;
    overflow-y: auto;
    transform: translateX(-100%);
    transition: transform 0.35s cubic-bezier(0.32, 0.72, 0, 1);
    max-width: 360px;
    border-right: 1px solid var(--border-color);
    box-shadow: 4px 0 24px rgba(0,0,0,0.1);
}
.mobile-menu.active {
    transform: translateX(0);
}
.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-secondary);
}
.mobile-menu-header span {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}
.mobile-menu-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 16px;
    color: var(--text-muted);
    background: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
}
.mobile-menu-close:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}
.mobile-nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    border-bottom: 1px solid var(--border-color);
    font-size: 15px;
    color: var(--text-secondary);
    font-weight: 500;
    transition: all var(--transition-fast);
    cursor: pointer;
}
.mobile-nav-item:hover {
    background: var(--bg-secondary);
    color: var(--color-primary);
}
.mobile-nav-item.active {
    color: var(--color-primary);
    background: rgba(37, 99, 235, 0.06);
    border-left: 3px solid var(--color-primary);
}
/* 移动端子菜单折叠 */
.mobile-dropdown-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    border-bottom: 1px solid var(--border-color);
    font-size: 15px;
    color: var(--text-secondary);
    font-weight: 500;
    background: none;
    width: 100%;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    border-bottom: 1px solid var(--border-color);
}
.mobile-dropdown-toggle:hover {
    background: var(--bg-secondary);
    color: var(--color-primary);
}
.mobile-dropdown-toggle > div {
    display: flex;
    align-items: center;
    gap: 12px;
}
.mobile-dropdown-toggle i.fa-chevron-down {
    font-size: 12px;
    color: var(--text-muted);
    transition: transform 0.25s ease;
}
.mobile-dropdown-toggle.open i.fa-chevron-down {
    transform: rotate(180deg);
}
.mobile-submenu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s cubic-bezier(0.32, 0.72, 0, 1);
    background: var(--bg-secondary);
}
.mobile-submenu.open {
    max-height: 300px;
}
.mobile-submenu .mobile-nav-item {
    padding-left: 48px;
    font-size: 14px;
    border-bottom: 1px solid var(--border-color);
    border-left: none;
}
.mobile-submenu .mobile-nav-item:last-child {
    border-bottom: none;
}
.mobile-submenu .mobile-nav-item i {
    font-size: 13px;
    color: var(--text-muted);
}
/* Footer */
.footer {
    background-color: #0f172a;
    padding: 40px 0 20px;
    margin-top: 32px;
}
.footer-grid {
    display: grid;
    gap: 24px;
    margin-bottom: 32px;
}
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (min-width: 1024px) {
    .footer-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}
.footer-column h4 {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 16px;
    color: #fff;
}
.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.footer-link {
    font-size: 13px;
    color: #94a3b8;
    transition: color var(--transition-fast);
}
.footer-link:hover {
    color: #fff;
}
.footer-social {
    display: flex;
    gap: 12px;
    margin-top: 16px;
}
.social-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}
.social-icon:hover {
    background: var(--color-primary);
    transform: translateY(-2px);
}
.social-icon i {
    color: #fff;
    font-size: 14px;
}
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 20px;
    text-align: center;
}
.footer-copyright {
    font-size: 12px;
    color: #64748b;
    margin-bottom: 8px;
}
.footer-icp {
    font-size: 12px;
    color: #64748b;
}
.footer-icp a {
    color: #64748b;
}
.footer-icp a:hover {
    color: #fff;
}
.footer-friends {
    margin-top: 16px;
    font-size: 12px;
    color: #64748b;
}
.footer-friends a {
    color: #94a3b8;
    margin: 0 8px;
}
.footer-friends a:hover {
    color: #fff;
}
/* Disclaimer */
.footer-disclaimer {
    background: rgba(255,255,255,0.05);
    padding: 16px;
    border-radius: var(--radius-md);
    margin-bottom: 24px;
    font-size: 12px;
    color: #94a3b8;
    line-height: 1.8;
}
/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
}
.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.6s ease-out;
}
/* Scroll to top */
.scroll-top {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 44px;
    height: 44px;
    background: var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    z-index: 999;
    box-shadow: var(--shadow-lg);
}
.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}
.scroll-top:hover {
    background: var(--color-primary-hover);
    transform: translateY(-2px);
}
.scroll-top i {
    color: #fff;
    font-size: 16px;
}
.loading{
    margin-top: 10px;
    align-items: center !important;
    justify-content: center !important;
    display: none;
}
.v-loading{
    height: 32px;
    width: 32px;
    color: #EDB203;
}
.v-loading>svg {
    animation: progress-circular-rotate 1.4s linear infinite;
    transform-origin: center center;
    transition: all .2s ease-in-out;
}
.v-loading circle{
    stroke-linecap: round;
    stroke-dasharray: 80, 200;
    stroke-dashoffset: 0px;
    stroke: currentColor;
    font-size: 32px;
    animation: progress-circular-dash 1.4s ease-in-out infinite;
    transition: all .6s ease-in-out;
}
/* 弹窗遮罩 */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}
.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}
/* 弹窗容器 */
.modal-container {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 440px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    transform: translateY(20px) scale(0.95);
    transition: all 0.3s ease;
}
.modal-overlay.active .modal-container {
    transform: translateY(0) scale(1);
}
/* 弹窗头部 */
.modal-header {
    padding: 24px 24px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.modal-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
}
.modal-close {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 18px;
    transition: all var(--transition-fast);
}
.modal-close:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}
/* 登录方式切换 */
.auth-tabs {
    display: flex;
    gap: 8px;
    padding: 0 24px;
    margin-top: 20px;
}
.auth-tab {
    flex: 1;
    padding: 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}
.auth-tab:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}
.auth-tab.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}
/* 弹窗内容 */
.modal-body {
    padding: 24px;
}
/* 表单样式 */
.form-group {
    margin-bottom: 20px;
}
.form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 8px;
}
.form-input-wrapper {
    position: relative;
}
.form-input {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 15px;
    color: var(--text-primary);
    transition: all var(--transition-fast);
}
.form-input:focus {
    border-color: var(--color-primary);
    background: var(--bg-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}
.form-input::placeholder {
    color: var(--text-muted);
}
.form-input-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 16px;
}
.form-input.with-icon {
    padding-left: 44px;
}
.form-input-right {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
}
.btn-code {
    padding: 6px 12px;
    background: var(--color-primary);
    color: #fff;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 500;
    white-space: nowrap;
}
.btn-code:disabled {
    background: var(--text-muted);
    cursor: not-allowed;
}
/* 密码可见性切换 */
.toggle-password {
    cursor: pointer;
    color: var(--text-muted);
    transition: color var(--transition-fast);
    font-size: 18px;
}
.toggle-password:hover {
    color: var(--text-primary);
    font-size: 18px;
}
/* 记住我和忘记密码 */
.form-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}
.checkbox-wrapper {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}
.checkbox-wrapper input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--color-primary);
}
.checkbox-label {
    font-size: 13px;
    color: var(--text-secondary);
}
.forgot-link {
    font-size: 13px;
    color: var(--color-primary);
}
.forgot-link:hover {
    text-decoration: underline;
}
/* 提交按钮 */
.btn-submit {
    width: 100%;
    padding: 14px;
    background: var(--color-primary);
    color: #fff;
    border-radius: var(--radius-sm);
    font-size: 16px;
    font-weight: 600;
    transition: background var(--transition-fast);
}
.btn-submit:hover {
    background: var(--color-primary-hover);
}
/* 第三方登录 */
.social-login {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}
.social-login-title {
    text-align: center;
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 16px;
    position: relative;
}
.social-login-title::before,
.social-login-title::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 60px;
    height: 1px;
    background: var(--border-color);
}
.social-login-title::before {
    left: 0;
}
.social-login-title::after {
    right: 0;
}
.social-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
}
.social-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    transition: all var(--transition-fast);
}
.social-btn:hover {
    border-color: var(--color-primary);
    background: var(--bg-secondary);
}
.social-btn.wechat {
    color: #07c160;
}
.social-btn.qq {
    color: #12b7f5;
}
.social-btn.weibo {
    color: #e6162d;
}
.social-btn.google {
    color: #4285f4;
}
/* 底部切换 */
.modal-footer {
    padding: 0 24px 24px;
    text-align: center;
}
.switch-text {
    font-size: 14px;
    color: var(--text-secondary);
}
.switch-link {
    color: var(--color-primary);
    font-weight: 500;
}
.switch-link:hover {
    text-decoration: underline;
}
/* 协议勾选 */
.agreement-wrapper {
    margin-top: 16px;
    text-align: center;
}
.agreement-text {
    font-size: 12px;
    color: var(--text-muted);
}
.agreement-text a {
    color: var(--color-primary);
}
@keyframes progress-circular-rotate {
    to {
        transform: rotate(1turn)
    }
}
/* Toast 容器 - 完美居中 */
.toast-container {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 99999;
    pointer-events: none;
}
/* Toast 消息本体 */
.toast {
    background: rgba(26, 31, 46, 0.98);
    border-radius: 12px;
    padding: 16px 28px;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    min-width: 200px;
    justify-content: center;
    opacity: 0;
    transform: scale(0.9);
    transition: all 0.3s ease;
    pointer-events: auto;
    border: 1px solid rgba(255, 255, 255, 0.1);
}
/* 显示状态 */
.toast.show {
    opacity: 1;
    transform: scale(1);
}
.toast.hide {
    opacity: 0;
    transform: scale(0.9);
    margin-top: -20px;
}
.toast-success {
    border-left: 4px solid #10b981;
}
.toast-success .toast-icon {
    color: #10b981;
}
.toast-error {
    border-left: 4px solid #ef4444;
}
.toast-error .toast-icon {
    color: #ef4444;
}
.toast-icon {
    font-size: 18px;
    font-weight: bold;
}
.toast-message {
    font-size: 15px;
    color: #fff;
    font-weight: 500;
}
.toast-close {
    margin-left: 8px;
    background: none;
    border: none;
    color: #6b7280;
    font-size: 18px;
    cursor: pointer;
    padding: 0 4px;
    line-height: 1;
}
.toast-close:hover {
    color: #fff;
}
/* 下拉菜单 - 关键：绝对定位 */
.user-menu {
    position: relative;
    display: inline-block;
    z-index: 9999;
}
.avatar-wrapper {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: all 0.3s;
    user-select: none;
}
.avatar-wrapper:hover {
    background: rgba(64, 158, 255, 0.1);
}
.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid #e0e0e0;
    transition: all 0.3s;
    object-fit: cover;
    background: #f0f0f0;
}
.avatar-wrapper:hover .avatar {
    border-color: #409eff;
    transform: scale(1.05);
    box-shadow: 0 2px 8px rgba(64, 158, 255, 0.3);
}
.user-menu.active .arrow {
    transform: rotate(180deg);
}
.dropdown-menu {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    width: 220px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.25s ease;
    z-index: 9999;
    border: 1px solid #ebeef5;
}
.dropdown-menu .iconfont{
    margin-right: 12px;
}
.dropdown-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.dropdown-menu::before {
    content: '';
    position: absolute;
    top: -6px;
    right: 20px;
    width: 12px;
    height: 12px;
    background: white;
    transform: rotate(45deg);
    border-left: 1px solid #ebeef5;
    border-top: 1px solid #ebeef5;
}
.menu-header {
    padding: 16px;
    border-bottom: 1px solid #ebeef5;
    text-align: center;
}
.menu-header .name {
    font-weight: 600;
    color: #303133;
    font-size: 16px;
    margin-bottom: 4px;
}
.menu-header .email {
    color: #909399;
    font-size: 13px;
    word-break: break-all;
}
.menu-list {
    list-style: none;
    padding: 8px 0;
}
.menu-item {
    position: relative;
}
.menu-item a {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    color: #606266;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.2s;
    cursor: pointer;
}
.menu-item a:hover {
    background: #f5f7fa;
    color: #409eff;
}
.badge {
    margin-left: auto;
    background: #f56c6c;
    color: white;
    font-size: 12px;
    padding: 2px 8px;
    border-radius: 10px;
    min-width: 20px;
    text-align: center;
}
.divider {
    height: 1px;
    background: #ebeef5;
    margin: 8px 0;
}
.menu-item.logout a {
    color: #f56c6c;
}
.menu-item.logout a:hover {
    background: #fef0f0;
}
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: transparent;
    z-index: 998;
    display: none;
}
.overlay.show {
    display: block;
}
/* Sidebar */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.sidebar-section {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
}
.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}
.sidebar-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}
.sidebar-more {
    font-size: 13px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 4px;
    font-weight: 500;
}
.sidebar-more:hover {
    color: var(--color-primary);
}
/* Flash News */
.flash-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.flash-item {
    display: flex;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: all var(--transition-fast);
}
.flash-item:last-child {
    border-bottom: none;
}
.flash-item:hover {
    padding-left: 4px;
}
.flash-time {
    font-size: 11px;
    color: #D49F03;
    white-space: nowrap;
    flex-shrink: 0;
    font-weight: 500;
    background: rgba(238, 179, 3, 0.08);
    padding: 2px 8px;
    border-radius: 4px;
    height: fit-content;
}
.flash-title {
    font-size: 13px;
    line-height: 1.5;
    color: var(--text-primary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.flash-item:hover .flash-title {
    color: var(--color-primary);
}
/* Related News */
.related-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.related-item {
    display: flex;
    gap: 12px;
    cursor: pointer;
    transition: all var(--transition-fast);
    padding: 8px;
    border-radius: var(--radius-sm);
    margin: -8px;
}
.related-item:hover {
    background: var(--bg-secondary);
}
.related-thumb {
    width: 80px;
    height: 60px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    flex-shrink: 0;
}
.related-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}
.related-item:hover .related-thumb img {
    transform: scale(1.05);
}
.related-content {
    flex: 1;
    min-width: 0;
}
.related-title {
    font-size: 13px;
    font-weight: 500;
    line-height: 1.5;
    color: var(--text-primary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 6px;
}
.related-item:hover .related-title {
    color: var(--color-primary);
}
.related-meta {
    font-size: 12px;
    color: var(--text-muted);
}
/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}
/* Breadcrumb */
.breadcrumb {
    padding: 16px 0;
    font-size: 13px;
    color: var(--text-muted);
}
.breadcrumb a {
    color: var(--text-secondary);
}
.breadcrumb a:hover {
    color: var(--color-primary);
}
.breadcrumb i {
    margin: 0 8px;
    font-size: 11px;
}
#captcha-box{position: fixed;;z-index: 99991;left: 50%;top: 50%;transform: translate3d(-50%, -50%, 0);}
#tianai-captcha-parent{box-shadow:0 0 11px 0 #999;width:318px;height:318px;overflow:hidden;position:relative;z-index:997;box-sizing:border-box;border-radius:5px;padding:8px}#tianai-captcha-parent #tianai-captcha-box{height:260px;width:100%;position:relative;overflow:hidden}#tianai-captcha-parent #tianai-captcha-box .loading{width:120px;height:20px;-webkit-mask:linear-gradient(90deg, #000 70%, rgba(0, 0, 0, 0) 0) 0/20%;background:linear-gradient(#f7b645 0 0) 0/0% no-repeat rgba(221,221,221,.4196078431);animation:cartoon 1s infinite steps(6);margin:120px auto}@keyframes cartoon{100%{background-size:120%}}#tianai-captcha-parent #tianai-captcha-box #tianai-captcha{transform-style:preserve-3d;will-change:transform;transition-duration:.45s;transform:translateX(-300px)}#tianai-captcha-parent #tianai-captcha-bg-img{background-color:#fff;background-position:top;background-size:cover;z-index:-1;width:100%;height:100%;top:0;left:0;position:absolute;border-radius:6px}#tianai-captcha-parent .slider-bottom{height:19px;width:100%}#tianai-captcha-parent .slider-bottom .close-btn{width:20px;height:20px;background-image:url(../../tac/images/icon.png);background-repeat:no-repeat;background-position:0 -14px;float:right;margin-right:2px;cursor:pointer}#tianai-captcha-parent .slider-bottom .refresh-btn{width:20px;height:20px;background-image:url(../../tac/images/icon.png);background-position:0 -167px;background-repeat:no-repeat;float:right;margin-right:10px;cursor:pointer}#tianai-captcha-parent .slider-bottom .logo{height:30px;float:left}#tianai-captcha-parent .slider-move-shadow{animation:myanimation 2s infinite;height:100%;width:5px;background-color:#fff;position:absolute;top:0;left:0;filter:opacity(0.5);box-shadow:1px 1px 1px #fff;border-radius:50%}#tianai-captcha-parent #tianai-captcha-slider-move-track-mask{border-width:1px;border-style:solid;border-color:#00f4ab;width:0;height:32px;background-color:#a9ffe5;opacity:.5;position:absolute;top:-1px;left:-1px;border-radius:5px}
#tianai-captcha{text-align:left;box-sizing:content-box;width:300px;height:260px;z-index:999}#tianai-captcha .slider-bottom .logo{height:30px}#tianai-captcha .slider-bottom{height:19px;width:100%}#tianai-captcha .content .tianai-captcha-tips{height:25px;width:100%;position:absolute;bottom:-25px;left:0;z-index:999;font-size:15px;line-height:25px;color:#fff;text-align:center;transition:bottom .3s ease-in-out}#tianai-captcha .content .tianai-captcha-tips.tianai-captcha-tips-error{background-color:#ff5d39}#tianai-captcha .content .tianai-captcha-tips.tianai-captcha-tips-success{background-color:#39c522}#tianai-captcha .content .tianai-captcha-tips.tianai-captcha-tips-on{bottom:0}#tianai-captcha .content #tianai-captcha-loading{z-index:9999;background-color:#f5f5f5;text-align:center;height:100%;overflow:hidden;position:relative;display:flex;justify-content:center;align-items:center}#tianai-captcha .content #tianai-captcha-loading img{display:block;width:45px;height:45px}#tianai-captcha #tianai-captcha-slider-bg-canvas{position:absolute;left:0;top:0;width:100%;height:100%;border-radius:5px}#tianai-captcha #tianai-captcha-slider-bg-div{position:absolute;left:0;top:0;width:100%;height:100%;border-radius:5px}#tianai-captcha #tianai-captcha-slider-bg-div .tianai-captcha-slider-bg-div-slice{position:absolute}@keyframes myanimation{from{left:0}to{left:289px}}
#tianai-captcha.tianai-captcha-slider{z-index:999;position:absolute;left:0;top:0;user-select:none}#tianai-captcha.tianai-captcha-slider .content{width:100%;height:180px;position:relative;overflow:hidden}#tianai-captcha.tianai-captcha-slider .bg-img-div{width:100%;height:100%;position:absolute;transform:translate(0px, 0px)}#tianai-captcha.tianai-captcha-slider .bg-img-div img{height:100%;width:100%;border-radius:5px}#tianai-captcha.tianai-captcha-slider .slider-img-div{height:100%;position:absolute;left:0;transform:translate(0px, 0px)}#tianai-captcha.tianai-captcha-slider .slider-img-div #tianai-captcha-slider-move-img{height:100%}#tianai-captcha.tianai-captcha-slider .slider-move{height:34px;width:100%;margin:11px 0;position:relative}#tianai-captcha.tianai-captcha-slider .slider-move-track{position:relative;height:32px;line-height:32px;text-align:center;background:#f5f5f5;color:#999;transition:0s;font-size:14px;box-sizing:content-box;border:1px solid #f5f5f5;border-radius:4px}#tianai-captcha.tianai-captcha-slider .refresh-btn,#tianai-captcha.tianai-captcha-slider .close-btn{display:inline-block}#tianai-captcha.tianai-captcha-slider .slider-move{line-height:38px;font-size:14px;text-align:center;white-space:nowrap;color:#88949d;-moz-user-select:none;-webkit-user-select:none;user-select:none;filter:opacity(0.8)}#tianai-captcha.tianai-captcha-slider .slider-move .slider-move-btn{transform:translate(0px, 0px);position:absolute;top:-6px;left:0;width:63px;height:45px;background-color:#fff;background-repeat:no-repeat;background-size:contain;border-radius:5px}#tianai-captcha.tianai-captcha-slider .slider-tip{margin-bottom:5px;font-weight:bold;font-size:15px;line-height:normal;color:#000}#tianai-captcha.tianai-captcha-slider .slider-move-btn:hover{cursor:pointer}
#tianai-captcha.tianai-captcha-rotate .rotate-img-div{height:100%;text-align:center}#tianai-captcha.tianai-captcha-rotate .rotate-img-div img{height:100%;transform:rotate(0deg);display:inline-block}
#tianai-captcha.tianai-captcha-concat .tianai-captcha-slider-concat-img-div{background-size:100% 180px;position:absolute;transform:translate(0px, 0px);z-index:1;width:100%}#tianai-captcha.tianai-captcha-concat .tianai-captcha-slider-concat-bg-img{width:100%;height:100%;position:absolute;transform:translate(0px, 0px);background-size:100% 180px}
#tianai-captcha.tianai-captcha-disable{z-index:999;position:absolute;left:0;top:0}#tianai-captcha.tianai-captcha-disable .content{width:100%;height:180px;position:relative;overflow:hidden}#tianai-captcha.tianai-captcha-disable .content .bg-img-div{background-image:url(../../tac/images/dun.jpeg);width:100%;height:100%;overflow:hidden}#tianai-captcha.tianai-captcha-disable .content .bg-img-div #content-span{color:#fff;overflow:hidden;margin-top:132px;display:block;text-align:center}
#tianai-captcha.tianai-captcha-word-click{box-sizing:border-box}#tianai-captcha.tianai-captcha-word-click .click-tip{position:relative;height:40px;width:100%}#tianai-captcha.tianai-captcha-word-click .click-tip .tip-img{height:35px;position:absolute;right:15px}#tianai-captcha.tianai-captcha-word-click .click-tip #tianai-captcha-click-track-font{font-size:18px;display:inline-block;height:40px;line-height:40px;position:absolute}#tianai-captcha.tianai-captcha-word-click .slider-bottom{position:relative;top:6px}#tianai-captcha.tianai-captcha-word-click .content #bg-img-click-mask{width:100%;height:100%;position:absolute;left:0;top:0}#tianai-captcha.tianai-captcha-word-click .content #bg-img-click-mask .click-span{position:absolute;left:0;top:0;border-radius:50px;background-color:#409eff;width:20px;height:20px;text-align:center;line-height:20px;color:#fff;border:2px solid #fff;box-sizing:content-box}#tianai-captcha.tianai-captcha-word-click .click-confirm-btn{width:100%;height:35px;border-radius:4px;background-image:linear-gradient(173deg, hsl(38.09, 91%, 57.89%) 0%, hsl(38.09, 89.38%, 71.74%) 100%);font-size:15px;text-align:center;box-sizing:border-box;line-height:35px;color:#fff;margin-top:3px}#tianai-captcha.tianai-captcha-word-click .click-confirm-btn:hover{cursor:pointer}
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    padding: 32px 0;
}
.page-btn {
    min-width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 13px;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    background: var(--bg-primary);
}
.page-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}
.page-btn.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}
.page-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}
@media (max-width: 600px) {
    .pagination {
        gap: 5px;
    }
    .page-btn{
        min-width: 32px;
        height: 32px;
    }
}