* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Avenir, Helvetica, Arial, sans-serif;
    font-size: 14px;
    color: #333;
    background-color: #f7f7f7;
    line-height: 1;
}

a {
    text-decoration: none;
    color: inherit;
}

ul, ol {
    list-style: none;
}

/* 颜色变量 */
:root {
    --color-primary: #0eb6ff;
    --color-primary-hover: #0ca3e8;
    --color-primary-light: rgb(236, 245, 255);
    --color-accent: #ff4d4d;
    --color-accent-hover: #ff3333;
    --gradient-btn: linear-gradient(180deg, #ff4d4d, #ff9052);
    --gradient-btn-hover: linear-gradient(180deg, #ff3333, #ff7a3d);
    --text-dark: #333;
    --text-gray: #737373;
    --text-light: #b3b3b3;
    --border-light: #ededed;
    --bg-light: #f7f7f7;
    --white: #fff;
    /* 淡彩色标�?*/
    --tag-blue: #e6f2ff;
    --tag-green: #e6f7e6;
    --tag-orange: #fff0e6;
    --tag-pink: #ffe6f0;
    --tag-purple: #f0e6ff;
    --tag-yellow: #fffae6;
    --tag-cyan: #e6ffff;
    --tag-gray: #f2f2f2;
    /* 阴影变量 */
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.05);
    --shadow-hover: 0 12px 28px rgba(0,0,0,0.08);
    --shadow-glow: 0 0 0 1px rgba(14,182,255,0.2);
}

/* ===== 布局容器 ===== */
.l-container {
    max-width: 1440px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 20px;
    padding-right: 20px;
}

/* ===== 工具�?===== */
.u-flex { display: flex; }
.u-flex-wrap { flex-wrap: wrap; }
.u-items-center { align-items: center; }
.u-justify-between { justify-content: space-between; }
.u-justify-center { justify-content: center; }
.u-flex-one { flex: 1; }
.u-mt16 { margin-top: 16px; }
.u-mt24 { margin-top: 24px; }
.u-mt30 { margin-top: 30px; }
.u-mt40 { margin-top: 40px; }
.u-mb20 { margin-bottom: 20px; }
.u-pd24 { padding: 24px; }
.u-bg-white { background-color: var(--white); }
.u-text-center { text-align: center; }
.u-c-primary { color: var(--color-primary); }
.flex { display: flex; }
.alcenter { align-items: center; }
.text-center { text-align: center; }
.text-center { text-align: center; }
.text-main { color: #0eb6ff; }
.text-danger { color: #ff7544; }
.text-muted { color: #737373; }
.rounded-lg { border-radius: 12px; }

.modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    max-height: 90vh;
    overflow-y: auto;
    /* 其他样式保持不变 */
}

/* ===== 头部 ===== */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--white);
    padding: 16px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.02);
    transition: box-shadow 0.2s;
    height: 94px;
}
.header:hover { box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05); }
.header__inner {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}
.header__logo img {
    height: 60px;
    width: auto;
    display: block;
}
.header__nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 20px;
    margin-left: auto;
    margin-right: 20px;
}
.header__nav-link {
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 500;
    font-size: 18px;
    color: var(--text-dark);
    padding: 8px 16px;
    border-radius: 36px;
    transition: 0.2s;
}
.header__nav-link:hover {
    background: #f3f3f3;
    color: var(--color-primary);
}
.header__nav-link--active {
    background: var(--color-primary);
    color: #ffffff !important;
    font-weight: 600;
}
.header__nav-icon {
    width: 20px;
    height: 20px;
    border-radius: 4px;
}
.header__user {
    display: flex;
    align-items: center;
    gap: 10px;
}
.header__user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: #c4c4c4;
}
.header__user-avatar img { width: 100%; }
.header__user-auth a {
    color: var(--text-dark);
    font-size: 16px;
}
.header__user-auth span {
    margin: 0 8px;
    color: #ddd;
}
/* ========== 登录后用户区�?========== */
.header__user.logged-in,
.user-area.logged-in {
    position: relative;
}

.navbar-user.dropdown {
    position: relative;
    display: inline-block;
}

/* 头像和按钮包装器 */
.user-info-wrapper {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer; /* 整个区域可触发下拉（如需悬停触发�?*/
}

/* 头像样式（独立） */
.header__user-avatar,
.user-area .user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    overflow: hidden;
    background-color: #f0f2f5;
}
.header__user-avatar img,
.user-area .user-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 矩形描边透明按钮 */
.personal-center-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    height: 38px;
    padding: 0 20px;
    border: 1px solid var(--color-primary);   /* 描边颜色，可自行调整 */
    background-color: transparent; /* 透明背景 */
    border-radius: 0;             /* 矩形（无圆角），如需小圆角可改为 4px */
    font-size: 16px;
    line-height: 38px;
    font-family: "Source Han Sans CN", "Microsoft YaHei", sans-serif;
    /*font-weight: 700;             !* 加粗 *!*/
    color: var(--color-primary);               /* 文字颜色，可自行修改 */
    text-decoration: none;
    transition: all 0.2s ease;
    white-space: nowrap;
}
.personal-center-btn:hover {
    border-color: var(--color-primary);        /* 悬停边框颜色 */
    color: var(--color-primary);               /* 悬停文字颜色，可�?*/
    background-color: rgba(14, 182, 255, 0.05);
}

/* 下拉箭头 */
.dropdown-trigger {
    font-size: 14px;
    color: #94a3b8;
    transition: transform 0.2s;
    cursor: pointer;
}
.navbar-user.dropdown:hover .dropdown-trigger {
    transform: rotate(180deg);
}

/* 下拉菜单面板 */
.dropdown-menu {
    position: absolute;
    top: calc(100% + 12px);
    right: 0;
    min-width: 260px;
    background-color: #fff;
    border-radius: 20px;
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.12);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all 0.2s ease;
    z-index: 1000;
    border: 1px solid #edf2f7;
}
.navbar-user.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
/* 下拉菜单指向箭头 */
.dropdown-menu::before {
    content: '';
    position: absolute;
    top: -8px;
    right: 20px;          /* 默认指向右对齐，可根据触发按钮位置调�?*/
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 8px solid #fff;  /* 与菜单背景色相同 */
    z-index: 1001;
}

/* 如果有边框阴影，可让箭头也带阴影（可选） */
.dropdown-menu::after {
    content: '';
    position: absolute;
    top: -9px;
    right: 20px;
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 8px solid rgba(0, 0, 0, 0.08); /* 与阴影色相同，制造阴影效�?*/
    z-index: 1000;
    filter: blur(0);
}

/* 调整箭头位置，使其指向触发按钮中心（若按钮位置非固定，可改为动态计算） */
@media (max-width: 992px) {
    .dropdown-menu::before,
    .dropdown-menu::after {
        right: 30px;  /* 小屏幕下适当偏移 */
    }
}

/* 菜单内容样式保持不变 */
.navbar-account {
    padding: 18px 20px;
}
.navbar-account-name {
    border-bottom: 1px solid #f1f5f9;
    padding-bottom: 12px;
    margin-bottom: 14px;
}
.navbar-account-name h3 {
    font-size: 16px;
    font-weight: 600;
    margin: 0 0 6px;
}
.navbar-account-name h3 a {
    color: #1e293b;
    text-decoration: none;
}
.navbar-account-name .levels {
    font-size: 12px;
    color: #0eb6ff;
    margin: 0;
}
.navbar-account-nav ul {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin: 0 0 18px;
    padding: 0;
}
.navbar-account-nav li {
    list-style: none;
}
.navbar-account-nav a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 12px;
    background-color: #f8fafc;
    color: #334155;
    font-size: 13px;
    text-decoration: none;
    transition: all 0.2s;
}
.navbar-account-nav a:hover {
    background-color: #eef9ff;
    color: #0eb6ff;
}
.navbar-account-nav .iconfont {
    font-size: 16px;
}
.navbar-account-set {
    border-top: 1px solid #f1f5f9;
    padding-top: 12px;
    display: flex;
    justify-content: space-between;
    font-size: 13px;
}
.navbar-account-set a {
    color: #64748b;
    text-decoration: none;
}
.navbar-account-set a:hover {
    color: #0eb6ff;
}

/* ========== 响应�?========== */
@media (max-width: 768px) {
    .personal-center-btn {
        height: 34px;
        line-height: 34px;
        padding: 0 14px;
        font-size: 14px;
    }
    .header__user-avatar,
    .user-area .user-avatar {
        width: 32px;
        height: 32px;
    }
    .user-info-wrapper {
        gap: 8px;
    }
    .dropdown-menu {
        min-width: 220px;
        right: -10px;
    }
    .navbar-account-nav ul {
        grid-template-columns: 1fr;
    }
}
/* ===== 搜索�?===== */
.search-bar {
    background: linear-gradient(135deg, #3b3f45 0%, #2d3138 100%);
    padding: 40px 0;
}
.search-bar__inner {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 30px;
}
.search-bar__logo img {
    height: 40px;
    width: auto;
}
.search-bar__box {
    flex: 0 1 500px;
    min-width: 300px;
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 60px;
    overflow: hidden;
    height: 56px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    transition: box-shadow 0.3s, border-color 0.3s;
}
.search-bar__box:focus-within {
    border-color: var(--color-primary);
    box-shadow: 0 8px 28px rgba(14, 182, 255, 0.3);
}
.search-bar__input {
    flex: 1;
    border: none;
    padding: 0 24px;
    font-size: 16px;
    outline: none;
    background: transparent;
    height: 100%;
    color: #fff;
}
.search-bar__input::placeholder {
    color: rgba(255, 255, 255, 0.7);
    font-size: 16px;
}
.search-bar__button {
    background: transparent;
    border: none;
    color: white;
    width: 60px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.2s;
}
.search-bar__button:hover { background: rgba(255, 255, 255, 0.1); }
.search-bar__button svg {
    width: 24px;
    height: 24px;
    fill: currentColor;
}

/* ===== 面包�?===== */
.breadcrumb {
    padding-top: 5px;
    color: var(--text-light);
}
.breadcrumb a {
    color: var(--text-light);
    transition: color 0.2s;
}
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb span { margin: 0 6px; }

/* ===== 侧边导航 ===== */
.side-nav {
    background: var(--white);
    border-radius: 20px;
    padding: 24px 0;
    margin-bottom: 20px;
    box-shadow: var(--shadow-sm);
}
.side-nav__title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    padding: 0 24px 16px;
    border-bottom: 2px solid #f0f0f0;
    margin-bottom: 8px;
}
.side-nav__list { padding: 8px 0; }
.side-nav__item {
    display: flex;
    align-items: center;
    padding: 14px 24px;
    font-size: 16px;
    color: var(--text-gray);
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
    position: relative;
}
.side-nav__item:hover {
    background: #f8fafd;
    color: var(--color-primary);
    padding-left: 28px;
}
.side-nav__item--active {
    background: #f0f7ff;
    color: var(--color-primary);
    border-left-color: var(--color-primary);
    font-weight: 500;
    padding-left: 28px;
}
.side-nav__item--active::after {
    content: "";
    position: absolute;
    right: 24px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--color-primary);
}

/* ===== 主网�?===== */
.main-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    margin-top: 20px;
}
.main-grid__left {
    flex: 1 1 0;
    min-width: 300px;
}
.main-grid__right {
    width: 280px;
    flex-shrink: 0;
}

/* ===== 文章详情样式 ===== */
.article-detail__title {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 16px;
    line-height: 1.3;
}
.article-detail__meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--border-light);
    margin-bottom: 20px;
}
.meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-gray);
    font-size: 14px;
}
.share-btns {
    display: flex;
    gap: 12px;
    margin-left: auto;
}
.share-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #f0f2f5;
    cursor: pointer;
    transition: all 0.2s;
}
.share-btn img {
    width: 25px;
    height: 25px;
}
.share-btn:hover {
    background: var(--color-primary);
    color: white;
}
.article-detail__abstract {
    background: #f8fafd;
    padding: 16px;
    border-radius: 12px;
    border-left: 4px solid var(--color-primary);
    margin: 20px 0;
    line-height: 1.6;
}
.article-detail__content { line-height: 1.8; }
.article-detail__content h2 {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-dark);
    margin: 24px 0 16px;
}
.article-detail__content h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin: 20px 0 12px;
}
.article-detail__content p { margin-bottom: 16px; }
.article-detail__content img {
    border-radius: 8px;
    margin: 16px 0;
}
.article-nav {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin: 40px 0 30px;
    padding: 20px 0;
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
}
.article-nav__prev, .article-nav__next {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.article-nav__label {
    font-size: 14px;
    color: var(--text-gray);
}
.article-nav__title {
    font-size: 16px;
    color: var(--color-primary);
    font-weight: 500;
}

/* ===== 相关文章 ===== */
.related-articles { margin-top: 30px; }
.related-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-light);
}
.related-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.related-item {
    padding: 12px;
    border-radius: 12px;
    background: #f8fafd;
    transition: all 0.2s;
    cursor: pointer;
}
.related-item:hover {
    background: #e6f4ff;
    transform: translateX(4px);
}
.related-item__title {
    font-weight: 500;
    color: var(--text-dark);
    margin-bottom: 6px;
}
.related-item__brief {
    font-size: 14px;
    color: var(--text-gray);
}

/* ===== 文章列表 ===== */
.article-item__img {
    width: 160px;
    height: 120px;
    overflow: hidden;
    border-radius: 8px;
    background-color: #f0f0f0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.article-item__img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 分页容器 */
.pagination {
    display: flex;
    justify-content: center;
    margin: 40px 0 20px;
    padding-left: 0;
    list-style: none;
}
.pagination-wrapper {
    margin-top: 16px;
}
.flex-end {
    justify-content: flex-end;
}
.pagination > li { margin: 0 4px; }
.pagination > li > a,
.pagination > li > span {
    display: inline-block;
    padding: 8px 16px;
    border: 1px solid #e5e5e5;
    border-radius: 4px;
    color: #333;
    text-decoration: none;
    transition: all 0.2s;
}
.pagination > li > a:hover {
    background-color: #f5f5f5;
    border-color: #ccc;
}
.pagination > .active > span {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}
.pagination > .disabled > span {
    color: #999;
    background-color: #fafafa;
    cursor: not-allowed;
}

/* notice/article page pagination alignment and blue theme */
.notice-page .pagination-wrapper,
.article-page .pagination-wrapper,
.notice-page .pagination-wrapper.flex.flex-end,
.article-page .pagination-wrapper.flex.flex-end {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}
.notice-page .pagination-wrapper .pagination,
.article-page .pagination-wrapper .pagination {
    margin: 0;
}
.notice-page .pagination-wrapper .pagination-total,
.article-page .pagination-wrapper .pagination-total {
    float: none;
    margin: 0;
    display: inline-flex;
    align-items: center;
    line-height: 1;
}
.notice-page .pagination > li > a,
.notice-page .pagination > li > span,
.article-page .pagination > li > a,
.article-page .pagination > li > span {
    color: var(--color-primary);
    border-color: var(--color-primary);
}
.notice-page .pagination > li > a:hover,
.notice-page .pagination > .active > span,
.article-page .pagination > li > a:hover,
.article-page .pagination > .active > span {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}
.notice-page .pagination > .disabled > span,
.article-page .pagination > .disabled > span {
    color: var(--color-primary);
    border-color: var(--color-primary);
}

/* ===== 按钮 ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: var(--gradient-btn);
    color: white;
    border-radius: 30px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s, box-shadow 0.2s;
}
.btn:hover {
    background: var(--gradient-btn-hover);
    box-shadow: 0 4px 12px rgba(255, 77, 77, 0.3);
}
.btn--small { padding: 8px 22px; min-height: 40px; }
.btn--medium { padding: 10px 30px; min-height: 48px; }
.btn--large { padding: 12px 36px; min-height: 54px; }

/* ===== 分类标签 ===== */
.category-tabs {
    background: var(--white);
    padding: 20px 24px;
    border-radius: 16px;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}
.category-tab {
    padding: 8px 22px;
    border: 1px solid var(--border-light);
    border-radius: 6px;
    font-size: 16px;
    color: var(--text-dark);
    cursor: pointer;
    transition: all 0.2s;
    background: var(--white);
}
.category-tab:hover {
    border-color: var(--color-primary);
    background: #f2faff;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
}
.category-tab--active {
    border-color: var(--color-primary);
    background: var(--color-primary);
    color: var(--white);
}
.category-tab--active:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(14, 182, 255, 0.3);
}

/* ===== 文章列表卡片 ===== */
.article-list {
    background: var(--white);
    border-radius: 16px;
    margin-top: 20px;
    padding: 24px 30px;
    transition: box-shadow 0.3s;
}
.article-list:hover { box-shadow: 0 12px 28px rgba(0, 0, 0, 0.05); }
.article-list__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}
.article-list__title {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-dark);
}
.article-item {
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    gap: 24px;
    padding: 24px 0;
    border-bottom: 1px solid #f0f0f0;
    cursor: pointer;
    transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
    border-radius: 12px;
}
.article-item:last-child { border-bottom: none; }
.article-item:hover {
    background: #f9f9fc;
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.04);
}
.article-item:hover .article-item__img { transform: scale(1.02); }
.article-item__content {
    flex: 1;
    min-width: 0;
}
.article-item__title {
    font-size: 22px;
    font-weight: 500;
    color: var(--text-dark);
    margin-bottom: 10px;
    transition: color 0.2s;
}
.article-item:hover .article-item__title { color: var(--color-primary); }
.article-item__brief {
    font-size: 14px;
    color: var(--text-gray);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 18px;
    line-height: 1.6;
}
.article-meta {
    display: flex;
    align-items: center;
    gap: 30px;
    color: #999;
}
.article-meta__item {
    display: flex;
    align-items: center;
    gap: 6px;
}
.meta-icon {
    width: 18px;
    height: 18px;
    background: #ccc;
    border-radius: 4px;
}

/* ===== 右侧模块卡片 ===== */
.side-card {
    background: var(--white);
    border-radius: 16px;
    padding: 24px 20px;
    margin-bottom: 20px;
    transition: box-shadow 0.3s;
}
.side-card:hover { box-shadow: 0 10px 24px rgba(0, 0, 0, 0.04); }
.side-card__title {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #f2f2f2;
}
.hot-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 18px;
}
.hot-item__index {
    width: 22px;
    height: 22px;
    background: #dee2e6;
    border: 1px solid #c4c4c4;
    color: #515355;
    font-size: 13px;
    font-weight: 600;
    text-align: center;
    line-height: 20px;
    border-radius: 4px;
    flex-shrink: 0;
}
.hot-item__index--1 { background: #f62020; border-color: #f62020; color: var(--white); }
.hot-item__index--2 { background: #f65220; border-color: #f65220; color: var(--white); }
.hot-item__index--3 { background: #f0a413; border-color: #f0a413; color: var(--white); }
.hot-item__link {
    font-size: 16px;
    color: var(--text-dark);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: color 0.2s;
}
.hot-item__link:hover { color: var(--color-primary); }
.random-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}
.random-item__dot {
    width: 6px;
    height: 6px;
    background: #aaa;
    border-radius: 50%;
}
.random-item__link {
    color: var(--text-dark);
    font-size: 16px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ===== 标签�?===== */
.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.tag {
    display: inline-block;
    padding: 5px 14px;
    background-color: #f0f2f5;
    color: #4a4a4a;
    border-radius: 4px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
    border: 1px solid transparent;
}
.tag:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.06);
    border-color: #ddd;
}
.tag--blue {
    background: var(--tag-blue);
    color: var(--color-primary);
    border-color: var(--color-primary);
}
.tag--blue:hover {
    border-color: var(--color-primary);
}
.tag--green { background: var(--tag-green); color: #2e7d32; }
.tag--orange { background: var(--tag-orange); color: #b85c00; }
.tag--pink { background: var(--tag-pink); color: #b34e7a; }
.tag--purple { background: var(--tag-purple); color: #5e3c9e; }
.tag--yellow { background: var(--tag-yellow); color: #9e7d00; }
.tag--cyan { background: var(--tag-cyan); color: #007b7b; }
.tag--gray { background: var(--tag-gray); color: #5a5a5a; }

/* ===== 单页卡片 ===== */
.single-page-card {
    background: var(--white);
    border-radius: 20px;
    padding: 40px;
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.3s;
}
.single-page-card:hover { box-shadow: var(--shadow-hover); }
.page-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid #f0f0f0;
}
.page-content {
    font-size: 16px;
    color: #444;
    line-height: 1.8;
}
.page-content h2 {
    font-size: 24px;
    font-weight: 600;
    margin: 1.8em 0 1em;
    color: var(--text-dark);
}
.page-content h3 {
    font-size: 20px;
    font-weight: 600;
    margin: 1.5em 0 0.8em;
    color: var(--text-dark);
}
.page-content p { margin-bottom: 1.5em; }
.page-content ul, .page-content ol { margin: 1.2em 0 1.2em 2em; }
.page-content li { margin-bottom: 0.5em; list-style-type: disc; }
.page-content blockquote {
    border-left: 4px solid var(--color-primary);
    background: #f8fafd;
    padding: 16px 24px;
    border-radius: 8px;
    margin: 24px 0;
}

/* ===== 官方公告 ===== */
.notice-card {
    background: var(--white);
    border-radius: 20px;
    padding: 28px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.2s, transform 0.2s;
    position: relative;
}
.notice-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
}
.notice-card__date {
    display: inline-block;
    background: #f0f7ff;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 14px;
    padding: 4px 16px;
    border-radius: 40px;
    margin-bottom: 16px;
    letter-spacing: 0.5px;
}
.notice-card__date strong {
    font-size: 18px;
    margin-right: 4px;
}
.notice-card__title {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 12px;
    line-height: 1.4;
}
.notice-card__content {
    color: var(--text-gray);
    line-height: 1.7;
}

/* ===== FAQ ===== */
.faq-section { background: #FFFFFF; padding: 60px 0; }
.faq-grid {
    display: grid;
    grid-template-columns: repeat(2,1fr);
    gap: 24px;
    max-width: 1200px;
    margin: 40px auto 0;
    padding: 0 20px;
}
.faq-item {
    background: #fff;
    padding: 24px;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.05);
    transition: all 0.3s;
}
.faq-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.1);
}
.faq-question {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    color: #0eb6ff;
}
.faq-answer { color: #555; line-height: 1.6; }

/* ===== HELP 页面 ===== */
.help-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 30px;
}
.help-category-tag {
    padding: 8px 22px;
    background: #f0f2f5;
    border-radius: 40px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-gray);
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid transparent;
    user-select: none;
}
.help-category-tag:hover {
    background: #e3e8f0;
    color: var(--text-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
}
.help-category-tag.active {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
    box-shadow: 0 4px 12px rgba(14, 182, 255, 0.3);
}
.help-list { margin-bottom: 30px; }
.help-item {
    background: var(--white);
    border-radius: 16px;
    margin-bottom: 16px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    transition: box-shadow 0.2s, transform 0.2s;
}
.help-item:hover {
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
    transform: translateY(-2px);
}
.help-question {
    padding: 20px 24px;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #fafafc;
    transition: background 0.2s, padding-left 0.2s;
    user-select: none;
}
.help-question:hover {
    background: #f2f4f7;
    padding-left: 28px;
}
.help-question:active { background: #e9ecf0; }
.help-question::after {
    content: "+";
    font-size: 24px;
    font-weight: 400;
    color: var(--color-primary);
    transition: transform 0.2s;
}
.help-item.open .help-question::after {
    content: "-";
    transform: rotate(180deg);
}
.help-answer {
    padding: 0 24px 24px;
    color: var(--text-gray);
    line-height: 1.7;
    display: none;
    animation: fadeIn 0.3s ease;
}
.help-item.open .help-answer { display: block; }

/* ===== 动画 ===== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-5px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-30px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes zoomIn {
    from { opacity: 0; transform: scale(0.8); }
    to { opacity: 1; transform: scale(1); }
}
.animate-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}
.animate-on-scroll.zoom {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.animate-on-scroll.zoom.visible {
    opacity: 1;
    transform: scale(1);
}

/* ===== 企业回收样式 ===== */
.firm-top-bg {
    background-image: url(../images/firm/firm-top-bg.png);
    background-size: 100% 100%;
    height: 350px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    margin-bottom: 60px;
    position: relative;
    overflow: hidden;
}
.firm-top-bg::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
}
.firm-top-title {
    max-width: 1440px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 20px;
    padding-right: 20px;
    width: 100%;
    position: relative;
    z-index: 2;
    max-width: 600px;
    padding: 0 20px;
}
.firm-top-title .wqdff {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 12px;
}
.firm-top-title .terwt {
    font-size: 16px;
    opacity: 0.9;
    line-height: 25px;
}
.firm-title {
    font-size: 40px;
    font-weight: 700;
    color: #333;
    margin-bottom: 16px;
}
.firm-img {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
}
.firm-img:hover { transform: scale(1.1) rotate(5deg); }
.firm-ss-title {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin-top: 10px;
}
.firm-ss-content {
    font-size: 16px;
    color: #b3b3b3;
    max-width: 226px;
    margin: 10px auto 0;
    line-height: 1.5;
}
.process-steps {
    display: flex;
    justify-content: space-around;
    margin: 60px 0;
    flex-wrap: wrap;
}
.step-item {
    text-align: center;
    flex: 0 1 180px;
    margin: 20px;
}
.step-number {
    width: 60px;
    height: 60px;
    line-height: 60px;
    background: #0eb6ff;
    color: #fff;
    font-size: 24px;
    font-weight: 700;
    border-radius: 50%;
    margin: 0 auto 20px;
    transition: 0.3s;
}
.step-item:hover .step-number {
    transform: scale(1.1);
    box-shadow: 0 8px 16px rgba(14, 182, 255, 0.3);
}
.step-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
}
.step-desc {
    color: #737373;
    font-size: 14px;
    line-height: 20px;
}
.help-section { background: #FFF; padding: 60px 0; }
.help-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    max-width: 1200px;
    margin: 40px auto 0;
    padding: 0 20px;
}
.help-item {
    background: #fff;
    padding: 24px;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
    transition: all 0.3s;
}
.help-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}
.help-question {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    color: #0eb6ff;
}
.help-answer { color: #555; line-height: 1.6; }

/* ===== 通用工具 ===== */
.text-center { text-align: center; }
.mt40 { margin-top: 40px; }
.c_b3b3b3 { color: #b3b3b3; }
.ft20 { font-size: 20px; }
.flex-one { flex: 1; }

/* ===== 底部 ===== */
.footer {
    background: #1b1e24;
    color: var(--text-light);
    padding: 50px 0 30px;
    margin-top: 60px;
}
.footer__inner {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 30px;
}
.footer__hotline .phone {
    font-size: 36px;
    color: var(--white);
    font-weight: 600;
    margin-bottom: 8px;
}
.footer__links a {
    color: var(--text-light);
    margin-right: 24px;
    border-right: 1px solid #3a3e44;
    padding-right: 24px;
    transition: color 0.2s;
}
.footer__links a:last-child {
    border-right: none;
    margin-right: 0;
    padding-right: 0;
}
.footer__links a:hover { color: var(--white); }
.footer__qr img {
    width: 100px;
    height: 100px;
    background: #333;
    display: block;
    margin-bottom: 10px;
}
.footer__icp {
    border-top: 1px solid #3a3e44;
    padding-top: 20px;
    margin-top: 40px;
    text-align: center;
    font-size: 13px;
}
.footer__icp a {
    color: var(--text-light);
    margin: 0 8px;
}

/* ===== 下载页面 ===== */
.hero-section {
    background: linear-gradient(180deg, #fff, #f0f6fc);
    padding: 60px 0 80px;
    position: relative;
    overflow: hidden;
}
.hero-grid {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
}
.hero-title {
    font-size: 40px;
    font-weight: 700;
    color: #1e2a3a;
    line-height: 1.2;
}
.hero-subtitle {
    font-size: 22px;
    color: #4a5a6e;
    margin-top: 16px;
    font-weight: 400;
}
.feature-icons {
    display: flex;
    margin-top: 70px;
    gap: 24px;
}
.feature-item {
    flex: 1;
    text-align: center;
}
.feature-item img {
    width: 72px;
    height: 72px;
    object-fit: contain;
    opacity: 0.9;
    transition: transform 0.3s ease;
}
.feature-item:hover img { transform: translateY(-4px); }
.feature-item p {
    margin-top: 12px;
    color: #6f7d8e;
    font-size: 15px;
    font-weight: 500;
}
.phone-mockup {
    position: relative;
    width: 360px;
    height: 680px;
    background: #0b0f14;
    border-radius: 36px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25), 0 0 0 6px #e8edf2;
    overflow: hidden;
    flex-shrink: 0;
}
.phone-screen {
    width: 100%;
    height: 100%;
    background: #f4f8ff;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
.dynamic-qr {
    width: 200px;
    height: 200px;
    background: #fff;
    border-radius: 24px;
    box-shadow: 0 15px 30px -10px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: all 0.25s cubic-bezier(0.2, 0, 0, 1);
}
.dynamic-qr i {
    font-size: 70px;
    color: #0eb6ff;
    margin-bottom: 12px;
}
.dynamic-qr span {
    background: #e5f5ff;
    color: #0eb6ff;
    padding: 4px 16px;
    border-radius: 40px;
    font-weight: 600;
    font-size: 14px;
}
.phone-notch {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 26px;
    background: #0b0f14;
    border-bottom-left-radius: 16px;
    border-bottom-right-radius: 16px;
}
.platform-section { padding: 80px 0 100px; }
.section-title {
    text-align: center;
    font-size: 36px;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: #1e2a3a;
    margin-bottom: 12px;
}
.section-desc {
    text-align: center;
    font-size: 18px;
    color: #5f6f82;
    margin-bottom: 56px;
    font-weight: 400;
}
.platform-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1100px;
    margin: 0 auto;
}
.platform-card {
    background: #fff;
    border-radius: 28px;
    padding: 32px 20px 28px;
    box-shadow: 0 12px 28px -8px rgba(0, 32, 64, 0.08), 0 4px 12px rgba(0, 0, 0, 0.02);
    transition: all 0.25s cubic-bezier(0.2, 0, 0, 1);
    text-align: center;
    border: 1px solid rgba(0, 0, 0, 0.02);
    backdrop-filter: blur(2px);
    display: flex;
    flex-direction: column;
    align-items: center;
}
.platform-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 24px 48px -12px rgba(14, 182, 255, 0.25), 0 8px 16px -6px rgba(0, 40, 80, 0.1);
    border-color: rgba(14, 182, 255, 0.15);
}
.card-icon {
    width: 88px;
    height: 88px;
    background: linear-gradient(145deg, #f9fcff, #ecf4fc);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: #0eb6ff;
    font-size: 40px;
    box-shadow: inset 0 2px 6px rgba(255, 255, 255, 0.8), 0 8px 16px -8px rgba(0, 80, 120, 0.2);
    transition: all 0.25s cubic-bezier(0.2, 0, 0, 1);
}
.platform-card:hover .card-icon {
    background: #0eb6ff;
    color: #fff;
    box-shadow: 0 10px 20px -6px rgba(14, 182, 255, 0.5);
}
.platform-card h4 {
    font-size: 22px;
    font-weight: 600;
    color: #1e2a3a;
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}
.qr-preview {
    width: 130px;
    height: 130px;
    margin: 16px auto 18px;
    background: #ffffff;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 18px -6px rgba(0, 0, 0, 0.08), 0 0 0 1px rgba(14, 182, 255, 0.1);
    transition: all 0.25s cubic-bezier(0.2, 0, 0, 1);
}
.qr-preview i {
    font-size: 48px;
    color: #0eb6ff;
    opacity: 0.8;
}
.qr-preview.dots {
    background: #fff;
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 2px;
    padding: 8px;
}
.qr-preview.dots span {
    aspect-ratio: 1/1;
    background: #0eb6ff;
    border-radius: 2px;
    opacity: 0.7;
}
.qr-preview.dots span:nth-child(3n) { opacity: 1; }
.qr-preview.dots span:nth-child(5n) {
    background: #1e2a3a;
    opacity: 0.5;
}
.download-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: #0eb6ff;
    color: #fff;
    font-weight: 600;
    font-size: 16px;
    padding: 12px 28px;
    border-radius: 60px;
    margin-top: 12px;
    border: none;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.2, 0, 0, 1);
    box-shadow: 0 10px 18px -10px #0eb6ff;
    width: fit-content;
}
.download-btn i { font-size: 18px; }
.download-btn:hover {
    background: #0095d6;
    box-shadow: 0 16px 24px -12px #0eb6ff;
    transform: scale(1.02);
}
.platform-card p {
    color: #5f6f82;
    font-size: 15px;
    margin-top: 8px;
    font-weight: 400;
}
.animate-up {
    opacity: 0;
    animation: fadeUp 0.6s forwards;
}
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== 反馈页面 ===== */
.feedback-main { padding: 40px 0; }
.page-title {
    font-size: 32px;
    font-weight: 700;
    color: #333;
    margin-bottom: 12px;
}
.page-subtitle { color: #b3b3b3; margin-bottom: 30px; }
.feedback-card {
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.05);
    padding: 32px;
    margin-bottom: 30px;
    transition: all 0.2s;
}
.feedback-card:hover { box-shadow: 0 12px 32px rgba(0,0,0,0.08); }
.form-group { margin-bottom: 24px; }
.form-label {
    font-weight: 600;
    color: #333;
    margin-bottom: 8px;
    display: block;
}
.form-control {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid #e4e7ed;
    border-radius: 12px;
    font-size: 15px;
    transition: 0.2s;
    background: #fafbfc;
}
.form-control:focus {
    border-color: #0eb6ff;
    outline: none;
    box-shadow: 0 0 0 3px rgba(14,182,255,0.1);
    background: #fff;
}
textarea.form-control { min-height: 120px; resize: vertical; }
.select-type {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}
.type-option { flex: 0 0 auto; }
.type-option input[type="radio"] { display: none; }
.type-option label {
    display: inline-block;
    padding: 8px 22px;
    background: #f0f2f5;
    border-radius: 30px;
    font-size: 15px;
    color: #555;
    cursor: pointer;
    transition: 0.2s;
}
.type-option input[type="radio"]:checked + label {
    background: #0eb6ff;
    color: #fff;
    box-shadow: 0 4px 10px rgba(14,182,255,0.3);
}
.upload-btn {
    display: inline-flex;
    align-items: center;
    padding: 10px 24px;
    background: #f0f2f5;
    border-radius: 30px;
    color: #555;
    cursor: pointer;
    transition: 0.2s;
}
.upload-btn:hover { background: #e0e5ec; }
.upload-btn i {
    font-size: 18px;
    margin-right: 8px;
}
.file-info {
    margin-left: 16px;
    color: #737373;
    font-size: 13px;
}
.submit-btn {
    background: #0eb6ff;
    border: none;
    color: #fff;
    font-size: 18px;
    font-weight: 600;
    padding: 16px 40px;
    border-radius: 40px;
    cursor: pointer;
    transition: 0.2s;
    box-shadow: 0 8px 16px rgba(14,182,255,0.2);
}
.submit-btn:hover {
    background: #0095dd;
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(14,182,255,0.3);
}
.filter-tabs {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
    border-bottom: 1px solid #eee;
    padding-bottom: 16px;
}
.filter-tab {
    padding: 6px 0;
    font-size: 16px;
    color: #b3b3b3;
    cursor: pointer;
    position: relative;
}
.filter-tab.active {
    color: #0eb6ff;
    font-weight: 500;
}
.filter-tab.active::after {
    content: '';
    position: absolute;
    bottom: -17px;
    left: 0;
    width: 100%;
    height: 3px;
    background: #0eb6ff;
    border-radius: 3px 3px 0 0;
}
.feedback-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.feedback-main #feedbackPagination .layui-laypage .layui-laypage-curr .layui-laypage-em {
    background-color: var(--color-primary) !important;
}
.feedback-main #feedbackPagination .layui-laypage .layui-laypage-curr em {
    color: #fff !important;
}
.feedback-item {
    background: #fff;
    border-radius: 18px;
    padding: 24px;
    border: 1px solid #f0f0f0;
    transition: 0.2s;
}
.feedback-item:hover { border-color: #d0e9ff; }
.item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}
.item-title {
    display: flex;
    align-items: center;
    gap: 12px;
}
.item-type {
    background: #e9f4fe;
    color: #0eb6ff;
    padding: 4px 12px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 500;
}
.item-time {
    color: #b3b3b3;
    font-size: 13px;
}
.status-badge {
    padding: 4px 14px;
    border-radius: 30px;
    font-size: 12px;
    font-weight: 500;
}
.status-badge.replied {
    background: #e1f7e6;
    color: #2e9c5a;
}
.status-badge.pending {
    background: #fff3da;
    color: #d48c1c;
}
.item-content {
    font-size: 15px;
    color: #333;
    margin-bottom: 16px;
    padding-right: 20px;
    line-height: 1.6;
}
.reply-block {
    background: #f8fafd;
    border-radius: 14px;
    padding: 18px 22px;
    margin-top: 16px;
    border-left: 4px solid #0eb6ff;
}
.reply-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
}
.reply-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: #0eb6ff;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
}
.reply-name {
    font-weight: 600;
    color: #333;
}
.reply-time {
    font-size: 12px;
    color: #b3b3b3;
}
.reply-text {
    color: #555;
    line-height: 1.6;
    padding-left: 40px;
}
.item-footer {
    margin-top: 16px;
    display: flex;
    justify-content: flex-end;
}
.view-detail {
    color: #0eb6ff;
    font-size: 14px;
    cursor: pointer;
}

/* ===== 顶部大图 ===== */
.hero-banner {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, #1a2a3a 0%, #0b1a26 100%), url('about-banner.jpg');
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 40px;
    border-radius: 0 0 30px 30px;
    overflow: hidden;
}
.hero-banner::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.3);
    backdrop-filter: blur(2px);
    z-index: 1;
}
.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
    max-width: 800px;
    padding: 0 20px;
}
.hero-content h1 {
    font-size: 56px;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
    letter-spacing: -0.5px;
}
.hero-content p {
    font-size: 20px;
    opacity: 0.95;
    line-height: 1.6;
    text-shadow: 0 1px 5px rgba(0,0,0,0.2);
}
.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    line-height: 0;
}
.hero-wave svg {
    display: block;
    width: 100%;
    height: 60px;
}

/* ===== 关于我们 ===== */
.about-card {
    background: var(--white);
    border-radius: 30px;
    padding: 40px;
    margin-bottom: 30px;
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.3s, transform 0.2s;
    backdrop-filter: blur(2px);
    border: 1px solid rgba(255,255,255,0.3);
}
.about-card:hover {
    box-shadow: var(--shadow-hover), var(--shadow-glow);
    transform: translateY(-4px);
}
.about-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 16px;
}
.about-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background: var(--color-primary);
    border-radius: 2px;
}
.about-subtitle {
    font-size: 26px;
    font-weight: 600;
    color: var(--text-dark);
    margin: 40px 0 20px;
}
.about-text {
    font-size: 16px;
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 20px;
}
.stats-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    margin: 40px 0;
}
.stat-item {
    flex: 1 1 180px;
    background: linear-gradient(145deg, #ffffff, #f2f6fc);
    border-radius: 24px;
    padding: 30px 16px;
    text-align: center;
    transition: all 0.3s;
    border: 1px solid rgba(14,182,255,0.1);
    box-shadow: 0 8px 20px rgba(0,0,0,0.02);
}
.stat-item:hover {
    transform: translateY(-8px);
    border-color: var(--color-primary);
    box-shadow: 0 15px 30px rgba(14,182,255,0.15);
}
.stat-number {
    font-size: 48px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-primary), #3a7bd5);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
    margin-bottom: 8px;
}
.stat-label {
    font-size: 16px;
    color: var(--text-gray);
    font-weight: 500;
}
.mvv-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    margin-top: 30px;
}
.mvv-item {
    flex: 1 1 200px;
    background: #f8fafd;
    border-radius: 24px;
    padding: 30px 20px;
    transition: all 0.3s;
    border: 1px solid #eef2f6;
}
.mvv-item:hover {
    background: white;
    border-color: var(--color-primary);
    box-shadow: var(--shadow-glow);
}
.mvv-icon {
    width: 60px;
    height: 60px;
    background: rgba(14,182,255,0.1);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--color-primary);
    font-size: 30px;
}
.mvv-item h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 12px;
}
.mvv-item p {
    color: var(--text-gray);
    line-height: 1.6;
}
.timeline-modern {
    position: relative;
    margin: 40px 0;
}
.timeline-modern::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, transparent, var(--color-primary), transparent);
    opacity: 0.4;
}
.timeline-item-modern {
    display: flex;
    gap: 30px;
    margin-bottom: 40px;
    position: relative;
}
.timeline-icon {
    width: 60px;
    height: 60px;
    background: white;
    border-radius: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    color: var(--color-primary);
    box-shadow: 0 5px 15px rgba(14,182,255,0.2);
    border: 2px solid var(--color-primary);
    z-index: 2;
    background: white;
}
.timeline-content-modern {
    flex: 1;
    background: white;
    border-radius: 24px;
    padding: 24px 30px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s;
    border: 1px solid #f0f0f0;
}
.timeline-content-modern:hover {
    box-shadow: var(--shadow-hover), var(--shadow-glow);
    transform: translateX(6px);
    border-color: var(--color-primary);
}
.timeline-year {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 10px;
}
.timeline-desc {
    color: var(--text-gray);
    line-height: 1.7;
    font-size: 16px;
}
.contact-modern {
    background: linear-gradient(145deg, #f8fafd, #ffffff);
    border-radius: 30px;
    padding: 40px;
    margin-top: 30px;
    border: 1px solid #eef2f6;
}
.contact-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
}
.contact-col { flex: 1 1 200px; }
.contact-item { margin-bottom: 20px; }
.contact-label {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 6px;
    letter-spacing: 0.5px;
}
.contact-value {
    font-size: 18px;
    font-weight: 500;
    color: var(--text-dark);
}
.contact-value a:hover { color: var(--color-primary); }

/* ===== 响应式设�?===== */
/* 平板及以�?*/
@media screen and (max-width: 1024px) {
    .main-grid { flex-direction: column; }
    .main-grid__right { width: 100%; }
    .header__inner { flex-direction: column; align-items: flex-start; }
    .header__nav { margin-left: 0; width: 100%; justify-content: center; }
    .header__user { margin-left: auto; }
}

@media screen and (max-width: 1024px) and (min-width: 769px) {
    .header__inner { flex-direction: row; flex-wrap: wrap; }
    .header__nav { order: 3; width: 100%; margin-top: 10px; justify-content: flex-start; }
    .header__user { margin-left: auto; }
}

@media screen and (max-width: 768px) {
    .l-container { padding-left: 12px; padding-right: 12px; }
    .header__inner { flex-direction: row; flex-wrap: wrap; align-items: center; justify-content: space-between; }
    .header__logo { flex: 0 0 auto; }
    .header__logo img { height: 40px; }
    .header__nav { order: 3; width: 100%; margin: 8px 0 0; justify-content: flex-start; gap: 6px 10px; }
    .header__nav-link { padding: 6px 10px; font-size: 15px; }
    .header__nav-icon { width: 16px; height: 16px; }
    .header__user { order: 2; margin-left: 0; flex: 0 0 auto; }
    .header__user-auth a { font-size: 14px; }

    .search-bar { padding: 15px 0; }
    .search-bar__inner { flex-direction: row; flex-wrap: nowrap; gap: 10px; align-items: center; }
    .search-bar__logo { flex-shrink: 0; }
    .search-bar__logo img { height: 30px; }
    .search-bar__box { height: 44px; min-width: 0; flex: 1 1 auto; }
    .search-bar__input { font-size: 14px; padding: 0 16px; }
    .search-bar__button { width: 44px; }
    .search-bar__button svg { width: 20px; height: 20px; }

    .notice-card { padding: 20px; }
    .notice-card__title { font-size: 20px; }
    .notice-card__date { font-size: 12px; padding: 3px 12px; }
    .notice-card__date strong { font-size: 16px; }

    .side-nav { padding: 20px 0; }
    .side-nav__title { padding-left: 16px; padding-right: 16px; }
    .side-nav__item { padding: 12px 16px; font-size: 15px; }
    .side-nav__item:hover,
    .side-nav__item--active { padding-left: 20px; }

    .footer__inner { gap: 20px; }
    .footer__hotline .phone { font-size: 28px; }
    .footer__links a { margin-bottom: 6px; font-size: 13px; }
    .footer__qr img { width: 80px; height: 80px; }
    .footer__icp { font-size: 12px; }
}

/* 超小�?�?80px */
@media screen and (max-width: 480px) {
    .header__inner { flex-direction: column; align-items: stretch; gap: 8px; }
    .header__nav { order: 2; margin: 0; width: 100%; justify-content: space-around; flex-wrap: wrap; }
    .header__nav-link { padding: 6px 12px; font-size: 15px; }
    .header__user { order: 1; margin-left: 0; align-self: flex-end; margin-bottom: 4px; }

    .search-bar__inner { flex-wrap: wrap; gap: 10px; }
    .search-bar__logo img { height: 28px; }
    .search-bar__box { width: 100%; height: 40px; }
    .search-bar__input { font-size: 13px; padding: 0 12px; }
    .search-bar__button { width: 40px; }

    .category-tabs { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; padding: 16px; }
    .category-tab { text-align: center; padding: 8px 4px; font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

    .article-item { flex-direction: column; gap: 12px; }
    .article-item__img { width: 100%; height: auto; aspect-ratio: 16 / 9; }
    .article-item__title { font-size: 20px; line-height: 1.3; }
    .article-meta { gap: 12px; font-size: 13px; }

    .pagination > li > a,
    .pagination > li > span { padding: 5px 10px; font-size: 13px; }

    .article-page .pagination-wrapper,
    .notice-page .pagination-wrapper {
        display: block !important;
        width: 100%;
        overflow-x: hidden;
    }

    .article-page .pagination-wrapper .pagination,
    .notice-page .pagination-wrapper .pagination {
        width: 100%;
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 8px 6px;
        margin-top: 0;
    }

    .article-page .pagination > li,
    .notice-page .pagination > li {
        margin: 0;
    }

    .side-card { padding: 16px 12px; }
    .hot-item__link, .random-item__link { font-size: 14px; }
    .hot-item__index { width: 20px; height: 20px; font-size: 11px; }

    .article-detail__title { font-size: 24px; }
    .article-detail__meta { flex-wrap: wrap; gap: 8px; }
    .share-btns { margin-left: 0; width: 100%; justify-content: flex-start; }
    .article-nav { flex-direction: column; gap: 16px; }
    .article-nav__prev, .article-nav__next { max-width: 100%; }
    .related-item { padding: 10px; }
    .related-item__title { font-size: 16px; }

    .footer__inner { flex-direction: column; text-align: center; gap: 20px; }
    .footer__hotline .phone { font-size: 26px; }
    .footer__links a { display: inline-block; margin: 0 6px 6px; border-right: none; padding: 0; font-size: 13px; }
    .footer__qr img { width: 80px; height: 80px; margin: 0 auto; }
}

/* 极小�?�?75px */
@media screen and (max-width: 375px) {
    .category-tabs { grid-template-columns: 1fr; }
    .category-tab { white-space: normal; word-break: break-word; padding: 6px 8px; }
    .article-item__title { font-size: 18px; }
    .pagination > li > a,
    .pagination > li > span { padding: 4px 8px; font-size: 12px; }
    .hot-item__link, .random-item__link { font-size: 13px; }
    .footer__hotline .phone { font-size: 22px; }
}

/* 平板竖屏 481px-768px */
@media screen and (min-width: 481px) and (max-width: 768px) {
    .category-tabs { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
    .category-tab { padding: 7px 16px; font-size: 14px; }
    .article-item__img { width: 170px; height: 120px; }
    .article-item__title { font-size: 20px; }
    .main-grid__right { width: 240px; }
    .hot-item__link, .random-item__link { font-size: 14px; }
    .footer__inner { gap: 20px; }
    .footer__hotline .phone { font-size: 30px; }
}

/* 超宽�?�?600px */
@media screen and (min-width: 1600px) {
    .l-container { max-width: 1600px; }
    .article-item__img { width: 220px; height: 160px; }
    .article-item__title { font-size: 24px; }
    .main-grid__right { width: 320px; }
}

/* 选中状态下的导航图标颜色改为白�?*/
.header__nav-link--active .header__nav-icon {
    filter: brightness(0) invert(1);
}
/* ===== 窄屏内容区宽度统一修复 ===== */
@media screen and (max-width: 768px) {
    /* 强制主网格宽度与容器一�?*/
    .main-grid {
        width: 100%;
        margin-left: 0;
        margin-right: 0;
    }

    /* 左右栏强制占满，避免固定宽度干扰 */
    .main-grid__left,
    .main-grid__right {
        width: 100% !important;
        max-width: 100%;
        flex-shrink: 1;
    }

    /* 确保所有主要卡片内边距与容器同�?*/
    .article-list,
    .side-card,
    .category-tabs,
    .article-detail,
    .notice-card,
    .single-page-card,
    .feedback-card {
        padding-left: 12px;
        padding-right: 12px;
    }

    /* 防止侧边栏内容溢�?*/
    .hot-item__link,
    .random-item__link {
        white-space: normal;        /* 允许换行 */
        word-break: break-word;
    }
}

/* 超小屏下进一步收紧间�?*/
@media screen and (max-width: 480px) {
    .article-list,
    .side-card,
    .category-tabs,
    .article-detail,
    .notice-card,
    .single-page-card,
    .feedback-card {
        padding-left: 8px;
        padding-right: 8px;
    }
}

@media screen and (max-width: 768px) {
    .cooperate-advantages-section .cooperate-advantages-grid {
        display: flex;
        flex-wrap: wrap;
        align-items: stretch;
        justify-content: space-between;
        gap: 12px 0;
    }

    .cooperate-advantages-section .cooperate-advantages-item {
        flex: 0 0 50%;
        max-width: 50%;
        margin-bottom: 14px !important;
        padding: 0 6px;
        box-sizing: border-box;
    }
}