@charset "utf-8";
/**
 * 凤阳福达网络科技有限公司 - 站点配色 & 首页排版
 * 加载顺序：主题 main.css 之后
 */

/* ========== 一、全局配色 ========== */
:root {
    --bk-primary: #1668dc;
    --bk-primary-dark: #0e49a5;
    --bk-accent: #00b3a4;
    --bk-gradient: linear-gradient(120deg, #1668dc 0%, #0d8fd0 55%, #00b3a4 100%);
    --bk-gradient-soft: linear-gradient(135deg, rgba(22, 104, 220, .10) 0%, rgba(0, 179, 164, .10) 100%);
    --bk-ink: #1f2d3d;
    --bk-muted: #6b7c93;
    --bk-line: rgba(20, 60, 110, .09);
    --bk-radius: 14px;
    --bk-shadow: 0 6px 22px rgba(20, 60, 110, .08);
    --bk-shadow-hover: 0 14px 34px rgba(20, 60, 110, .16);
}

/* 覆盖主题输出的内联配色变量（主题在 wp_head 中输出 body{--theme-color:...}） */
body {
    --theme-color: var(--bk-primary) !important;
    --focus-color: var(--bk-primary) !important;
    --focus-shadow-color: rgba(22, 104, 220, .35) !important;
    --focus-color-opacity1: rgba(22, 104, 220, .1) !important;
    --body-bg-color: #f2f6fb !important;
    --main-bg-color: #ffffff !important;
    --main-color: var(--bk-ink) !important;
    --key-color: #16283c !important;
    --muted-color: var(--bk-muted) !important;
    --muted-2-color: #8a99ab !important;
    --muted-3-color: #b3bfcd !important;
    --muted-bg-color: #eef3f9 !important;
    --main-border-color: var(--bk-line) !important;
    --main-radius: var(--bk-radius) !important;
    --blur-bg: rgba(255, 255, 255, .82) !important;
}

body.dark-theme {
    --theme-color: #5aa2ff !important;
    --focus-color: #5aa2ff !important;
    --focus-shadow-color: rgba(90, 162, 255, .38) !important;
    --body-bg-color: #1b1f26 !important;
    --main-bg-color: #242932 !important;
    --main-color: #dfe6ef !important;
    --key-color: #f2f6fb !important;
    --muted-color: #98a5b6 !important;
    --muted-bg-color: #2b313b !important;
    --main-border-color: rgba(255, 255, 255, .08) !important;
    --blur-bg: rgba(36, 41, 50, .85) !important;
}

/* 全局文字与背景 */
body {
    background-color: #f2f6fb;
    background-image: radial-gradient(1200px 460px at 50% -160px, rgba(22, 104, 220, .10), transparent 70%);
    background-repeat: no-repeat;
}

a {
    color: #22518f;
    text-decoration: none;
}

a:hover {
    color: var(--bk-primary);
}

/* 顶部导航 */
.header {
    background: var(--blur-bg) !important;
    box-shadow: 0 2px 12px rgba(20, 60, 110, .06);
    border-bottom: 1px solid var(--bk-line);
}

.header::after {
    content: "";
    display: block;
    height: 2px;
    background: var(--bk-gradient);
}

.header .navbar-brand .logo-text,
.header .navbar-brand b {
    color: var(--bk-primary);
}

/* 底部 */
.footer {
    --footer-bg: linear-gradient(120deg, #123663 0%, #0d2a4d 60%, #0b223f 100%) !important;
    --footer-color: rgba(255, 255, 255, .68) !important;
}

.footer {
    color: rgba(255, 255, 255, .68);
    padding-top: 26px;
}

.footer a {
    color: rgba(255, 255, 255, .88);
}

.footer a:hover {
    color: #7fd8ff;
}

/* 按钮 */
.but,
.but.b-theme {
    border-radius: 10px;
}

.but:not(.is-secondary),
.but.c-blue {
    background: var(--bk-gradient);
    border-color: transparent;
    color: #fff;
}

.but:not(.is-secondary):hover {
    filter: brightness(1.06);
    color: #fff;
}

/* ========== 二、首页排版 ========== */
.bk-home {
    padding-bottom: 20px;
}

/* 入场动效：纯 CSS，不使用 JS 控制显隐，避免内容被永久隐藏 */
@keyframes bkFadeUp {
    from {
        opacity: 0;
        transform: translateY(14px);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

.bk-card,
.bk-cat-card {
    animation: bkFadeUp .45s ease backwards;
}

.bk-posts .bk-card:nth-child(2n) {
    animation-delay: .06s;
}

@media (prefers-reduced-motion: reduce) {

    .bk-card,
    .bk-cat-card {
        animation: none;
    }
}

.bk-home .container {
    width: auto;
    max-width: var(--mian-max-width, 1200px);
}

/* --- 通栏小工具 --- */
.bk-fluid {
    padding-top: 20px;
}

/* --- 顶部形象区 --- */
.bk-hero {
    position: relative;
    overflow: hidden;
    margin: 20px 0 0;
    padding: 58px 0 66px;
    background: var(--bk-gradient);
    color: #fff;
}

.bk-hero-dec span {
    position: absolute;
    display: block;
    border-radius: 50%;
    background: rgba(255, 255, 255, .12);
}

.bk-hero-dec span:nth-child(1) {
    width: 320px;
    height: 320px;
    right: -80px;
    top: -140px;
}

.bk-hero-dec span:nth-child(2) {
    width: 180px;
    height: 180px;
    left: -60px;
    bottom: -90px;
}

.bk-hero-dec span:nth-child(3) {
    width: 90px;
    height: 90px;
    right: 22%;
    bottom: -40px;
    background: rgba(255, 255, 255, .08);
}

.bk-hero-inner {
    position: relative;
    text-align: center;
}

.bk-chip {
    display: inline-block;
    padding: 5px 14px;
    border-radius: 999px;
    font-size: 13px;
    background: rgba(255, 255, 255, .16);
    border: 1px solid rgba(255, 255, 255, .28);
    color: #fff;
}

.bk-hero-title {
    margin: 18px 0 10px;
    font-size: 40px;
    line-height: 1.28;
    font-weight: 700;
    letter-spacing: 1px;
    color: #fff;
}

.bk-hero-desc {
    margin: 0 auto 26px;
    max-width: 720px;
    font-size: 16px;
    color: rgba(255, 255, 255, .86);
}

.bk-search {
    display: flex;
    width: 100%;
    max-width: 620px;
    margin: 0 auto;
    background: #fff;
    border-radius: 999px;
    padding: 6px;
    box-shadow: 0 12px 28px rgba(6, 40, 90, .22);
}

.bk-search input {
    flex: 1;
    height: 46px;
    border: 0;
    outline: 0;
    padding: 0 20px;
    font-size: 15px;
    border-radius: 999px;
    background: transparent;
    color: var(--bk-ink);
}

.bk-search button {
    height: 46px;
    padding: 0 28px;
    border: 0;
    border-radius: 999px;
    font-size: 15px;
    color: #fff;
    cursor: pointer;
    background: var(--bk-gradient);
    transition: .25s;
}

.bk-search button:hover {
    filter: brightness(1.08);
}

.bk-hero-tags {
    margin-top: 18px;
    font-size: 13px;
    color: rgba(255, 255, 255, .8);
}

.bk-hero-tags span {
    margin-right: 4px;
}

.bk-hero-tags a {
    display: inline-block;
    margin: 4px 6px 0 0;
    padding: 3px 12px;
    border-radius: 999px;
    color: #fff;
    background: rgba(255, 255, 255, .14);
    border: 1px solid rgba(255, 255, 255, .22);
}

.bk-hero-tags a:hover {
    background: rgba(255, 255, 255, .3);
    color: #fff;
}

/* --- 数据概览 --- */
.bk-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-top: -34px;
    position: relative;
}

.bk-stat {
    background: var(--main-bg-color);
    border-radius: var(--bk-radius);
    box-shadow: var(--bk-shadow);
    padding: 18px 10px;
    text-align: center;
    border: 1px solid var(--bk-line);
}

.bk-stat strong {
    display: block;
    font-size: 26px;
    line-height: 1.2;
    color: var(--bk-primary);
    font-weight: 700;
}

.bk-stat span {
    font-size: 13px;
    color: var(--bk-muted);
}

/* --- 通用区块 --- */
.bk-section {
    margin-top: 24px;
}

.bk-section-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}

.bk-section-head h2 {
    margin: 0;
    font-size: 19px;
    font-weight: 700;
    color: var(--bk-ink);
    display: flex;
    align-items: center;
    gap: 8px;
}

.bk-section-head h2 i {
    color: var(--bk-primary);
}

.bk-section-head .bk-more,
.bk-section-head .bk-sub {
    font-size: 13px;
    color: var(--bk-muted);
}

/* --- 分类卡片 --- */
.bk-cats {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

.bk-cat-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 20px 10px;
    border-radius: var(--bk-radius);
    background: var(--main-bg-color);
    border: 1px solid var(--bk-line);
    box-shadow: var(--bk-shadow);
    transition: .25s;
}

.bk-cat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--bk-shadow-hover);
    border-color: rgba(22, 104, 220, .35);
}

.bk-cat-icon {
    width: 46px;
    height: 46px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: #fff;
    background: var(--bk-gradient);
}

.bk-cat-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--bk-ink);
}

.bk-cat-count {
    font-size: 12px;
    color: var(--bk-muted);
}

/* --- 主体两栏 --- */
.bk-body {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 311px;
    gap: 20px;
    align-items: start;
    margin-top: 26px;
}

/* 主题 .container 的 clearfix 伪元素会变成栅格项，把真内容挤到第 2 列，必须清除 */
.bk-body::before,
.bk-body::after {
    display: none !important;
}

.bk-main {
    min-width: 0;
    grid-column: 1;
}

.bk-side {
    position: sticky;
    top: 76px;
    min-width: 0;
    grid-column: 2;
}

/* 侧边栏：清除主题 site-layout-2/3 的浮动与负边距（否则会被压成窄条） */
.bk-side .sidebar {
    float: none !important;
    width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
    position: static !important;
    left: auto !important;
    right: auto !important;
}

.bk-side .zib-widget {
    border-radius: var(--bk-radius);
    box-shadow: var(--bk-shadow);
    border: 1px solid var(--bk-line);
}

/* --- 焦点区 --- */
.bk-focus {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    gap: 16px;
    margin-top: 0;
}

.bk-focus-right {
    display: grid;
    gap: 16px;
    align-content: start;
}

/* --- 文章卡片 --- */
.bk-card {
    background: var(--main-bg-color);
    border: 1px solid var(--bk-line);
    border-radius: var(--bk-radius);
    box-shadow: var(--bk-shadow);
    overflow: hidden;
    transition: .25s;
}

.bk-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--bk-shadow-hover);
    border-color: rgba(22, 104, 220, .32);
}

.bk-card .bk-thumb {
    position: relative;
    display: block;
    background-color: var(--muted-bg-color);
   
    background-repeat: no-repeat; /* 禁止重复平铺 */
  background-size: contain; /* 完整展示整张图片，留白 */
  background-position: center;
}

.bk-card .bk-thumb::before {
    content: "";
    display: block;
    padding-top: 56%;
}

.bk-card .bk-thumb::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(10, 30, 60, 0) 55%, rgba(10, 30, 60, .18) 100%);
}

.bk-card .bk-cat {
    position: absolute;
    left: 12px;
    top: 12px;
    z-index: 2;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 12px;
    color: #fff;
    background: var(--bk-gradient);
}

.bk-card .bk-body {
    padding: 14px 16px 16px;
}

.bk-card .bk-title {
    margin: 0 0 8px;
    font-size: 16px;
    line-height: 1.45;
    font-weight: 600;
}

.bk-card .bk-title a {
    color: var(--bk-ink);
}

.bk-card:hover .bk-title a {
    color: var(--bk-primary);
}

.bk-card .bk-desc {
    margin: 0 0 10px;
    font-size: 13px;
    line-height: 1.7;
    color: var(--bk-muted);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.bk-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    font-size: 12px;
    color: var(--bk-muted);
}

.bk-meta i {
    margin-right: 4px;
    color: #b9c4d2;
}

/* 焦点大卡 */
.bk-focus-card .bk-thumb::before {
    padding-top: 52%;
}

.bk-focus-card .bk-title {
    font-size: 22px;
}

.bk-focus-card .bk-desc {
    -webkit-line-clamp: 3;
}

/* 紧凑横条卡 */
.bk-mini-card {
    display: grid;
    grid-template-columns: 116px minmax(0, 1fr);
    gap: 12px;
    padding: 10px;
    align-items: center;
}

.bk-mini-card .bk-thumb {
    border-radius: 10px;
    overflow: hidden;
}

.bk-mini-card .bk-thumb::before {
    padding-top: 68%;
}

.bk-mini-card .bk-body {
    padding: 0 6px 0 0;
}

.bk-mini-card .bk-title {
    font-size: 15px;
    margin-bottom: 6px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 网格卡片 */
.bk-posts {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.bk-empty {
    grid-column: 1 / -1;
    padding: 50px 0;
    text-align: center;
    color: var(--bk-muted);
    background: var(--main-bg-color);
    border-radius: var(--bk-radius);
}

/* --- 小工具区 --- */
.bk-widgets {
    margin-top: 24px;
}

.bk-widgets .zib-widget {
    border-radius: var(--bk-radius);
    box-shadow: var(--bk-shadow);
}

/* --- 分页 --- */
.bk-pagination {
    margin: 26px 0 4px;
    text-align: center;
}

.bk-pagination ul {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.bk-pagination li {
    list-style: none;
}

.bk-pagination a,
.bk-pagination span {
    display: block;
    min-width: 38px;
    height: 38px;
    line-height: 36px;
    padding: 0 10px;
    border-radius: 10px;
    font-size: 14px;
    background: var(--main-bg-color);
    border: 1px solid var(--bk-line);
    color: var(--bk-muted);
}

.bk-pagination .current span,
.bk-pagination span.current {
    background: var(--bk-gradient);
    border-color: transparent;
    color: #fff;
}

.bk-pagination a:hover {
    color: #fff;
    background: var(--bk-gradient);
    border-color: transparent;
}

/* ========== 三、响应式 ========== */
@media (max-width: 1200px) {
    .bk-cats {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 992px) {
    .bk-body {
        grid-template-columns: minmax(0, 1fr);
    }

    .bk-side {
        position: static;
    }

    .bk-focus {
        grid-template-columns: minmax(0, 1fr);
    }

    .bk-hero-title {
        font-size: 30px;
    }
}

@media (max-width: 768px) {
    .bk-hero {
        padding: 40px 0 46px;
    }

    .bk-stats {
        grid-template-columns: repeat(2, 1fr);
        margin-top: 18px;
    }

    .bk-cats {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .bk-posts {
        grid-template-columns: minmax(0, 1fr);
    }

    .bk-search {
        border-radius: 12px;
    }

    .bk-search button {
        padding: 0 18px;
    }
}