/*!
 * 线报刀客 (tpl-xianbao) · 自适应主样式
 * 支持桌面 / 平板 / 移动 三档断点：1100px / 880px / 640px
 */

/* ===== 基础变量 ===== */
:root {
    --xb-blue: #1f6feb;
    --xb-blue-dark: #1856c0;
    --xb-blue-soft: #e8f0fe;
    --xb-orange: #ff7d29;
    --xb-orange-soft: #ffe8d6;
    --xb-green: #1aa674;
    --xb-red: #e54e4e;
    --xb-text: #1c2230;
    --xb-text-2: #5b6577;
    --xb-text-3: #8a93a4;
    --xb-line: #e6eaf2;
    --xb-bg: #f4f6fb;
    --xb-card: #ffffff;
    --xb-radius: 14px;
    --xb-radius-sm: 8px;
    --xb-shadow: 0 6px 18px rgba(31, 111, 235, 0.08);
    --xb-shadow-strong: 0 10px 30px rgba(31, 111, 235, 0.16);
    --xb-container: 1200px;
    --xb-nav-height: 50px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei",
                 "Helvetica Neue", Helvetica, Arial, sans-serif;
    background: var(--xb-bg);
    color: var(--xb-text);
    font-size: 14px;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--xb-blue); }
ul { list-style: none; padding: 0; margin: 0; }
button { font-family: inherit; cursor: pointer; }

.xb-container {
    max-width: var(--xb-container);
    margin: 0 auto;
    padding: 0 16px;
}

/* ===== 顶部公告条（左右单行） ===== */
.xb-topbar {
    background: linear-gradient(90deg, #143879 0%, #1f6feb 100%);
    color: #d9e6ff;
    font-size: 12px;
    line-height: 1;
}
.xb-topbar-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 34px;
    gap: 12px;
}
.xb-topbar-left,
.xb-topbar-right {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    min-width: 0;
}
.xb-topbar-right { justify-content: flex-end; }
.xb-top-line {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
}
.xb-dot {
    width: 7px; height: 7px; border-radius: 50%;
    background: var(--xb-orange);
    box-shadow: 0 0 0 3px rgba(255, 125, 41, .25);
    flex-shrink: 0;
}

/* ===== 站点头部 ===== */
.xb-site-header {
    background: #fff;
    border-bottom: 1px solid var(--xb-line);
}
.xb-header-row {
    display: flex;
    align-items: center;
    gap: 24px;
    height: 86px;
}
.xb-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}
.xb-brand-mark {
    width: 46px; height: 46px;
    border-radius: 12px;
    background: linear-gradient(135deg, #1f6feb 0%, #4d9bff 100%);
    color: #fff;
    font-size: 26px;
    font-weight: 700;
    display: flex; align-items: center; justify-content: center;
    box-shadow: var(--xb-shadow);
}
.xb-brand-logo { width: 300px !important; height: 70px !important; max-width: 300px !important; max-height: 70px !important; object-fit: contain !important; border-radius: 10px; }
.xb-brand-name strong {
    display: block;
    font-size: 22px;
    color: var(--xb-text);
    font-weight: 700;
    line-height: 1.1;
}
.xb-brand-name em {
    display: block;
    font-style: normal;
    color: var(--xb-text-3);
    font-size: 12px;
    margin-top: 4px;
}
/* 头部右侧：搜索框 + 标语 */
.xb-header-right {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 6px;
    flex-shrink: 0;
    margin-left: auto;
}
.xb-header-slogan {
    color: var(--xb-text-2);
    font-size: 13px;
    line-height: 1.3;
    text-align: right;
}
.xb-header-slogan strong { color: var(--xb-blue); font-weight: 600; }

.xb-header-search {
    display: flex;
    align-items: center;
    background: var(--xb-bg);
    border: 1px solid var(--xb-line);
    border-radius: 999px;
    overflow: hidden;
    height: 42px;
    flex-shrink: 0;
}
.xb-hs-select {
    border: 0;
    background: transparent;
    padding: 0 12px;
    height: 100%;
    color: var(--xb-text-2);
    border-right: 1px solid var(--xb-line);
    outline: none;
    font-size: 13px;
}
.xb-hs-input {
    border: 0;
    background: transparent;
    padding: 0 16px;
    height: 100%;
    width: 240px;
    outline: none;
    font-size: 14px;
}
.xb-hs-btn {
    border: 0;
    background: var(--xb-blue);
    color: #fff;
    padding: 0 22px;
    height: 100%;
    font-weight: 600;
}
.xb-hs-btn:hover { background: var(--xb-blue-dark); }

.xb-nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 38px; height: 38px;
    border: 1px solid var(--xb-line);
    background: #fff;
    border-radius: 8px;
}
.xb-nav-toggle span {
    display: block;
    width: 18px; height: 2px;
    background: var(--xb-text);
    margin: 0 auto;
    transition: transform .2s ease;
}

/* ===== 吸顶导航 ===== */
.xb-primary-nav {
    background: linear-gradient(90deg, #1f6feb 0%, #2b85ff 100%);
    color: #fff;
    z-index: 99;
    position: relative;
    box-shadow: 0 2px 8px rgba(31, 111, 235, .25);
}
.xb-primary-nav.is-stuck {
    position: fixed;
    top: 0; left: 0; right: 0;
    animation: xbStuckIn .2s ease;
}
.xb-primary-nav.is-stuck + .xb-flash,
.xb-primary-nav.is-stuck ~ .xb-site-main {
    margin-top: var(--xb-nav-height);
}
@keyframes xbStuckIn {
    from { transform: translateY(-10px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}
.xb-nav-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: var(--xb-nav-height);
    gap: 16px;
}
.xb-nav-list {
    display: flex;
    align-items: stretch;
    flex-wrap: nowrap;
    gap: 0;
    flex: 1;
    overflow: visible;
}
.xb-nav-item {
    position: relative;
}
.xb-nav-item > a {
    display: flex;
    align-items: center;
    gap: 4px;
    color: #fff;
    padding: 0 18px;
    height: var(--xb-nav-height);
    font-size: 15px;
    font-weight: 500;
    white-space: nowrap;
}
.xb-nav-item:hover > a,
.xb-nav-item.is-active > a {
    background: rgba(255, 255, 255, .15);
}
.xb-caret { font-style: normal; font-size: 12px; opacity: .9; }
.xb-nav-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background: #fff;
    border-radius: 0 0 var(--xb-radius-sm) var(--xb-radius-sm);
    box-shadow: var(--xb-shadow-strong);
    padding: 8px;
    visibility: hidden;
    opacity: 0;
    transform: translateY(8px);
    transition: all .18s ease;
    z-index: 10;
}
.xb-nav-item.has-children:hover .xb-nav-dropdown {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
}
.xb-nav-dropdown a {
    display: block;
    color: var(--xb-text);
    padding: 10px 14px;
    border-radius: 6px;
    font-size: 14px;
}
.xb-nav-dropdown a:hover {
    background: var(--xb-blue-soft);
    color: var(--xb-blue);
}
.xb-nav-cta {
    background: var(--xb-orange);
    color: #fff;
    padding: 0 18px;
    height: 36px;
    line-height: 36px;
    border-radius: 999px;
    font-weight: 600;
    flex-shrink: 0;
}
.xb-nav-cta:hover { background: #f56b15; color: #fff; }

/* ===== flash 提示 ===== */
.xb-flash { padding: 10px 0; background: #fff8e6; color: #8a5a00; }
.xb-flash.success { background: #e8fbe9; color: #1a7d35; }
.xb-flash.error { background: #fde7e7; color: #b1221d; }

/* ===== 主体 ===== */
.xb-site-main { padding: 24px 0 60px; min-height: 60vh; }

/* ===== 首页：Hero ===== */
.xb-hero-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 16px;
    margin-bottom: 24px;
    align-items: start;
}
.xb-hero-main {
    background: linear-gradient(135deg, #1f6feb 0%, #4d9bff 60%, #00c1ff 100%);
    color: #fff;
    border-radius: var(--xb-radius);
    padding: 65px 28px;
    position: relative;
    overflow: hidden;
    align-self: start;
}
.xb-hero-main::after {
    content: '';
    position: absolute;
    right: -40px; top: -40px;
    width: 220px; height: 220px;
    background: radial-gradient(circle, rgba(255,255,255,.18), transparent 70%);
    border-radius: 50%;
}
.xb-hero-tag {
    display: inline-block;
    background: rgba(255, 255, 255, .2);
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 12px;
    margin-bottom: 14px;
}
.xb-hero-main h1 {
    font-size: 30px;
    margin: 0 0 12px;
    line-height: 1.3;
}
.xb-hero-main h1 a { color: #fff; }
.xb-hero-main p { color: rgba(255,255,255,.85); margin: 0 0 18px; max-width: 560px; }
.xb-hero-meta { display: flex; gap: 20px; flex-wrap: wrap; font-size: 13px; }
.xb-hero-meta strong { color: #ffd166; }

.xb-hero-side {
    display: flex;
    align-items: start;
    width: 100%;
}
.xb-tv-box-hero {
    width: 100%;
    min-width: 0;
    align-items: stretch;
}
.xb-tv-box-hero .xb-tv-frame {
    flex-shrink: 0;
}
.xb-tv-box-hero .xb-tv-screen {
    padding-bottom: 62.5%;
}
.xb-hero-card {
    background: #fff;
    border-radius: var(--xb-radius);
    padding: 20px;
    box-shadow: var(--xb-shadow);
    display: flex;
    flex-direction: column;
    justify-content: center;
    border-left: 4px solid var(--xb-blue);
    transition: transform .2s ease;
}
.xb-hero-card.alt { border-left-color: var(--xb-orange); }
.xb-hero-card:hover { transform: translateY(-2px); }
.xb-hc-tag { font-size: 12px; color: var(--xb-text-3); }
.xb-hc-title { font-size: 17px; font-weight: 600; margin: 6px 0; color: var(--xb-text); }
.xb-hc-desc { font-size: 12px; color: var(--xb-text-2); }

/* ===== 通用区块标题 ===== */
.xb-sec-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: 24px 0 14px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--xb-blue-soft);
}
.xb-sec-head h2 {
    margin: 0;
    font-size: 20px;
    font-weight: 700;
    color: var(--xb-text);
    border-left: 4px solid var(--xb-blue);
    padding-left: 10px;
    line-height: 1;
}
.xb-sec-head a { font-size: 13px; color: var(--xb-text-2); }
.xb-sec-head a:hover { color: var(--xb-blue); }
.xb-sec-extra {
    font-size: 12px;
    color: #fff;
    background: var(--xb-orange);
    padding: 2px 10px;
    border-radius: 999px;
}

/* ===== 栏目卡片 ===== */
.xb-cate-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 12px;
    margin-bottom: 24px;
}
.xb-cate-card {
    background: #fff;
    border-radius: var(--xb-radius);
    padding: 16px;
    text-align: center;
    box-shadow: var(--xb-shadow);
    transition: transform .2s ease;
}
.xb-cate-card:hover { transform: translateY(-4px); }
.xb-cate-mark {
    width: 50px; height: 50px;
    border-radius: 14px;
    margin: 0 auto 10px;
    background: linear-gradient(135deg, #e8f0fe, #c8dbff);
    color: var(--xb-blue);
    font-size: 22px;
    font-weight: 700;
    display: flex; align-items: center; justify-content: center;
}
.xb-cate-name { font-size: 14px; font-weight: 600; }
.xb-cate-desc { font-size: 12px; color: var(--xb-text-3); margin-top: 4px; }

/* ===== 双栏布局：主+侧 ===== */
.xb-layout-row,
.xb-page-with-aside {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 20px;
    align-items: flex-start;
}
.xb-layout-main, .xb-page-main { min-width: 0; }

/* ===== 文章卡片网格 ===== */
.xb-article-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}
.xb-art-card {
    background: #fff;
    border-radius: var(--xb-radius);
    overflow: hidden;
    box-shadow: var(--xb-shadow);
    transition: transform .2s ease;
}
.xb-art-card:hover { transform: translateY(-4px); }
.xb-art-cover {
    display: block;
    aspect-ratio: 16/9;
    overflow: hidden;
    background: var(--xb-blue-soft);
}
.xb-art-cover img { width: 100%; height: 100%; object-fit: cover; }
.xb-art-ph {
    width: 100%; height: 100%;
    display: flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, #4d9bff, #1f6feb);
    color: #fff;
    font-size: 30px;
    font-weight: 700;
}
.xb-art-body { padding: 14px; }
.xb-art-cat {
    display: inline-block;
    background: var(--xb-blue-soft);
    color: var(--xb-blue);
    font-size: 12px;
    padding: 2px 10px;
    border-radius: 999px;
}
.xb-art-body h3 { font-size: 15px; margin: 8px 0 6px; line-height: 1.4; }
.xb-art-body h3 a { color: var(--xb-text); }
.xb-art-body p { font-size: 13px; color: var(--xb-text-2); margin: 0 0 10px; line-height: 1.5; }
.xb-art-meta { display: flex; justify-content: space-between; font-size: 12px; color: var(--xb-text-3); }

/* ===== 文章列表行式 ===== */
.xb-article-list { display: flex; flex-direction: column; gap: 12px; }
.xb-article-row {
    display: grid;
    grid-template-columns: 180px 1fr auto;
    gap: 16px;
    background: #fff;
    border-radius: var(--xb-radius);
    padding: 14px;
    box-shadow: var(--xb-shadow);
    align-items: center;
}
.xb-row-cover {
    aspect-ratio: 16/10;
    border-radius: var(--xb-radius-sm);
    overflow: hidden;
    background: var(--xb-blue-soft);
}
.xb-row-cover img { width: 100%; height: 100%; object-fit: cover; }
.xb-row-cat {
    display: inline-block;
    background: var(--xb-orange-soft);
    color: var(--xb-orange);
    font-size: 12px;
    padding: 2px 10px;
    border-radius: 999px;
}
.xb-row-body h2 { font-size: 17px; margin: 6px 0 6px; }
.xb-row-body h2 a { color: var(--xb-text); }
.xb-row-body p { font-size: 13px; color: var(--xb-text-2); margin: 0 0 8px; }
.xb-row-meta { display: flex; gap: 14px; font-size: 12px; color: var(--xb-text-3); }
.xb-row-btn {
    display: inline-block;
    padding: 8px 18px;
    background: var(--xb-blue);
    color: #fff;
    border-radius: 999px;
    font-size: 13px;
}
.xb-row-btn:hover { background: var(--xb-blue-dark); color: #fff; }

/* ===== 资源下载卡片 ===== */
.xb-download-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}
.xb-download-grid.full { grid-template-columns: repeat(2, 1fr); }
.xb-dl-card {
    display: grid;
    grid-template-columns: 70px 1fr auto;
    gap: 12px;
    align-items: center;
    background: #fff;
    border-radius: var(--xb-radius);
    padding: 14px;
    box-shadow: var(--xb-shadow);
    transition: transform .2s ease;
}
.xb-dl-card:hover { transform: translateY(-2px); color: inherit; }
.xb-dl-card.big { padding: 18px; }
.xb-dl-icon {
    width: 70px; height: 70px;
    border-radius: 14px;
    background: linear-gradient(135deg, #ffe8d6, #ffb37a);
    color: #b14f00;
    font-size: 16px;
    font-weight: 700;
    display: flex; align-items: center; justify-content: center;
}
.xb-dl-icon.big { width: 110px; height: 110px; font-size: 22px; border-radius: var(--xb-radius); }
.xb-dl-title { font-size: 15px; font-weight: 600; color: var(--xb-text); }
.xb-dl-desc { font-size: 12px; color: var(--xb-text-3); margin-top: 4px; }
.xb-dl-meta {
    display: flex; flex-wrap: wrap; gap: 8px; margin-top: 6px;
    font-size: 12px; color: var(--xb-text-2);
}
.xb-dl-meta span { background: var(--xb-blue-soft); color: var(--xb-blue); padding: 1px 8px; border-radius: 999px; }
.xb-dl-btn {
    background: var(--xb-blue);
    color: #fff;
    padding: 6px 14px;
    border-radius: 999px;
    font-size: 12px;
    flex-shrink: 0;
}

/* 下载详情 */
.xb-download-detail .xb-dl-head {
    display: grid;
    grid-template-columns: 130px 1fr;
    gap: 18px;
    align-items: center;
    background: #fff;
    border-radius: var(--xb-radius);
    padding: 22px;
    box-shadow: var(--xb-shadow);
}
.xb-dl-cover { width: 130px; height: 130px; object-fit: cover; border-radius: var(--xb-radius); }
.xb-dl-tags { display: flex; gap: 8px; flex-wrap: wrap; margin: 8px 0 16px; }
.xb-dl-tags span {
    background: var(--xb-blue-soft); color: var(--xb-blue);
    padding: 2px 12px; border-radius: 999px; font-size: 12px;
}
.xb-download-links { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 16px; }
.xb-link-btn {
    background: #fff;
    border: 1px solid var(--xb-line);
    color: var(--xb-text);
    padding: 10px 18px;
    border-radius: var(--xb-radius-sm);
    font-size: 14px;
}
.xb-link-btn.primary { background: var(--xb-blue); color: #fff; border-color: var(--xb-blue); }
.xb-link-btn:hover { border-color: var(--xb-blue); color: var(--xb-blue); }
.xb-link-btn.primary:hover { background: var(--xb-blue-dark); color: #fff; }

/* ===== 紧凑列表 ===== */
.xb-compact-list { background: #fff; border-radius: var(--xb-radius); padding: 6px 16px; box-shadow: var(--xb-shadow); }
.xb-compact-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 0;
    border-bottom: 1px dashed var(--xb-line);
}
.xb-compact-list li:last-child { border-bottom: 0; }
.xb-compact-list li a {
    flex: 1;
    color: var(--xb-text);
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.xb-compact-list li a:hover { color: var(--xb-blue); }
.xb-li-cat { font-size: 12px; color: var(--xb-blue); }
.xb-li-date { font-size: 12px; color: var(--xb-text-3); }
.xb-dot-mark { width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0; }
.xb-dr { background: var(--xb-red); }
.xb-db { background: var(--xb-blue); }
.xb-dg { background: var(--xb-green); }
.xb-dy { background: var(--xb-orange); }

/* ===== 侧边栏 ===== */
.xb-aside { display: flex; flex-direction: column; gap: 14px; }
.xb-aside-card {
    background: #fff;
    border-radius: var(--xb-radius);
    padding: 16px;
    box-shadow: var(--xb-shadow);
}
.xb-aside-title {
    font-weight: 700;
    color: var(--xb-text);
    border-left: 4px solid var(--xb-blue);
    padding-left: 8px;
    margin-bottom: 12px;
    line-height: 1;
}
.xb-aside-ad .xb-ad-ph {
    background: linear-gradient(135deg, #1f6feb, #00c1ff);
    color: #fff;
    text-align: center;
    padding: 30px 0;
    border-radius: var(--xb-radius-sm);
    font-weight: 600;
}
.xb-hot-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    border-bottom: 1px dashed var(--xb-line);
}
.xb-hot-list li:last-child { border-bottom: 0; }
.xb-hot-list li a {
    flex: 1; color: var(--xb-text);
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
    font-size: 13px;
}
.xb-rank-num {
    width: 22px; height: 22px;
    background: #f0f3f8;
    color: var(--xb-text-2);
    border-radius: 6px;
    display: flex; align-items: center; justify-content: center;
    font-size: 12px; font-weight: 700;
    flex-shrink: 0;
}
.xb-rank-num.is-top { background: linear-gradient(135deg, var(--xb-orange), #ffb37a); color: #fff; }
.xb-hot-meta { font-size: 11px; color: var(--xb-text-3); }
.xb-task-list li {
    display: flex; justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px dashed var(--xb-line);
    font-size: 13px;
}
.xb-task-list li:last-child { border-bottom: 0; }
.xb-task-list em { color: var(--xb-orange); font-style: normal; font-weight: 700; }
.xb-task-btn {
    display: block;
    margin-top: 12px;
    background: var(--xb-blue);
    color: #fff;
    text-align: center;
    padding: 8px;
    border-radius: var(--xb-radius-sm);
    font-size: 13px;
}
.xb-task-btn:hover { background: var(--xb-blue-dark); color: #fff; }
.xb-tag-cloud { display: flex; flex-wrap: wrap; gap: 6px; }
.xb-tag-cloud a {
    background: var(--xb-bg);
    color: var(--xb-text-2);
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 999px;
}
.xb-tag-cloud a:hover { background: var(--xb-blue); color: #fff; }
.xb-cate-list li { padding: 6px 0; border-bottom: 1px dashed var(--xb-line); }
.xb-cate-list li:last-child { border-bottom: 0; }

/* ===== 专题、会员卡片 ===== */
.xb-topic-grid { margin-top: 24px; }
.xb-topic-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}
.xb-topic-card {
    color: #fff;
    border-radius: var(--xb-radius);
    padding: 28px 22px;
    min-height: 140px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    transition: transform .2s ease;
}
.xb-topic-card:hover { transform: translateY(-3px); color: #fff; }
.xb-topic-card.t1 { background: linear-gradient(135deg, #ff6b6b, #ff994b); }
.xb-topic-card.t2 { background: linear-gradient(135deg, #1f6feb, #00c1ff); }
.xb-topic-card.t3 { background: linear-gradient(135deg, #6f42c1, #d76dd9); }
.xb-topic-tag {
    display: inline-block;
    background: rgba(255, 255, 255, .25);
    padding: 2px 10px;
    border-radius: 999px;
    font-size: 12px;
    margin-bottom: 8px;
    align-self: flex-start;
}
.xb-topic-card h3 { margin: 0; font-size: 16px; line-height: 1.4; }

.xb-vip-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-top: 22px;
}
.xb-vip-card {
    background: linear-gradient(135deg, #1f6feb, #4d9bff);
    color: #fff;
    border-radius: var(--xb-radius);
    padding: 26px;
}
.xb-vip-card.alt { background: linear-gradient(135deg, #ff7d29, #ffb37a); }
.xb-vip-card h3 { margin: 0 0 10px; font-size: 18px; }
.xb-vip-card p { margin: 0 0 14px; opacity: .9; font-size: 13px; }
.xb-vip-btn {
    display: inline-block;
    background: rgba(255, 255, 255, .25);
    color: #fff;
    padding: 8px 22px;
    border-radius: 999px;
    font-size: 14px;
}
.xb-vip-btn:hover { background: rgba(255, 255, 255, .4); color: #fff; }

/* ===== 公告条 ===== */
.xb-notice-strip {
    background: #fff;
    border: 1px dashed var(--xb-blue);
    border-radius: var(--xb-radius);
    padding: 14px 18px;
    margin-top: 22px;
    display: flex;
    align-items: center;
    gap: 14px;
    overflow: hidden;
}
.xb-notice-label { color: var(--xb-blue); flex-shrink: 0; font-size: 14px; font-weight: 700; }
.xb-notice-scroll-wrap {
    flex: 1;
    overflow: hidden;
    position: relative;
    mask-image: linear-gradient(90deg, #000 85%, transparent 100%);
    -webkit-mask-image: linear-gradient(90deg, #000 85%, transparent 100%);
}
.xb-notice-scroll {
    display: flex;
    gap: 40px;
    white-space: nowrap;
    animation: xb-notice-marquee 25s linear infinite;
    width: max-content;
}
.xb-notice-scroll:hover { animation-play-state: paused; }
.xb-notice-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--xb-text);
    text-decoration: none;
    flex-shrink: 0;
}
.xb-notice-item:hover { color: var(--xb-blue); }
.xb-notice-date { color: var(--xb-text-3); font-size: 12px; }
@keyframes xb-notice-marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}
.xb-notice-strip-home { margin-bottom: 18px; }

/* ===== 文章详情 ===== */
.xb-breadcrumb {
    background: #fff;
    border-radius: var(--xb-radius-sm);
    padding: 10px 14px;
    color: var(--xb-text-2);
    font-size: 13px;
    margin-bottom: 14px;
}
.xb-breadcrumb a { color: var(--xb-text-2); }
.xb-breadcrumb a:hover { color: var(--xb-blue); }
.xb-breadcrumb span { color: var(--xb-text); }
.xb-page-title { font-size: 22px; margin: 0 0 8px; }
.xb-page-desc { color: var(--xb-text-2); margin: 0 0 18px; }

.xb-article-detail {
    background: #fff;
    border-radius: var(--xb-radius);
    padding: 28px;
    box-shadow: var(--xb-shadow);
}
.xb-art-title { font-size: 26px; margin: 0 0 14px; }
.xb-art-meta-line {
    display: flex; flex-wrap: wrap; gap: 16px;
    color: var(--xb-text-3);
    font-size: 13px;
    padding-bottom: 14px;
    border-bottom: 1px dashed var(--xb-line);
}
.xb-art-summary {
    background: var(--xb-blue-soft);
    border-left: 4px solid var(--xb-blue);
    padding: 12px 16px;
    border-radius: var(--xb-radius-sm);
    margin: 16px 0;
    color: var(--xb-text-2);
}
/* 文章封面图 */
.xb-art-cover-img {
    margin: 0 0 20px;
    border-radius: var(--xb-radius);
    overflow: hidden;
    position: relative;
    box-shadow: var(--xb-shadow);
}
.xb-art-cover-img img {
    width: 100% !important;
    height: auto !important;
    max-width: 100% !important;
    display: block;
    border-radius: var(--xb-radius);
    transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94), box-shadow 0.5s ease;
    cursor: pointer;
}
.xb-art-cover-img:hover img {
    transform: scale(1.03);
    box-shadow: 0 12px 32px rgba(31, 111, 235, 0.18);
}
.xb-art-cover-img::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--xb-radius);
    background: linear-gradient(135deg, rgba(31,111,235,0.08) 0%, transparent 50%, rgba(255,125,41,0.06) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}
.xb-art-cover-img:hover::after {
    opacity: 1;
}
.xb-art-content { font-size: 15px; line-height: 1.9; color: var(--xb-text); }
.xb-art-content p { margin: 14px 0; }
.xb-art-content img { border-radius: var(--xb-radius-sm); margin: 14px 0; width: 100% !important; height: auto !important; max-width: 100% !important; object-fit: contain; transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94), box-shadow 0.4s ease; cursor: pointer; }
.xb-art-content img:hover { transform: scale(1.02); box-shadow: 0 8px 24px rgba(31, 111, 235, 0.15); }
.xb-art-content h2, .xb-art-content h3, .xb-art-content h4 { margin-top: 22px; }
.xb-art-content pre {
    background: #1c2230; color: #d3dcec;
    padding: 14px; border-radius: var(--xb-radius-sm); overflow: auto;
    font-size: 13px;
}
.xb-art-content code { background: #f1f4fa; padding: 2px 6px; border-radius: 4px; }
.xb-art-redirect { margin: 18px 0; }
.xb-art-redirect a {
    display: inline-block;
    background: var(--xb-blue);
    color: #fff;
    padding: 10px 22px;
    border-radius: var(--xb-radius-sm);
}
.xb-art-tags { margin: 18px 0; display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.xb-art-tags a {
    background: var(--xb-blue-soft);
    color: var(--xb-blue);
    padding: 2px 10px;
    border-radius: 999px;
    font-size: 12px;
}
.xb-art-vote {
    display: flex; gap: 12px; align-items: center;
    margin: 24px 0;
    padding: 18px;
    background: var(--xb-bg);
    border-radius: var(--xb-radius-sm);
}
.xb-vote-btn {
    border: 1px solid var(--xb-line);
    background: #fff;
    border-radius: 999px;
    padding: 8px 18px;
    font-size: 14px;
}
.xb-vote-btn.good:hover { border-color: var(--xb-green); color: var(--xb-green); }
.xb-vote-btn.bad:hover { border-color: var(--xb-red); color: var(--xb-red); }
.xb-vote-msg { color: var(--xb-text-3); font-size: 13px; }
.xb-disclaimer {
    margin-top: 18px;
    padding: 12px 16px;
    background: #fff8e6;
    color: #a07000;
    border-radius: var(--xb-radius-sm);
    font-size: 13px;
}

.xb-comment-block { margin-top: 24px; }
.xb-comment-block h3 {
    border-left: 4px solid var(--xb-blue);
    padding-left: 8px;
    margin-bottom: 12px;
    line-height: 1;
}
.xb-comment-item {
    background: var(--xb-bg);
    padding: 12px 16px;
    border-radius: var(--xb-radius-sm);
    margin-bottom: 10px;
}
.xb-comment-meta { font-size: 12px; color: var(--xb-text-3); display: flex; gap: 12px; margin-bottom: 6px; }
.xb-comment-meta strong { color: var(--xb-blue); }
.xb-comment-reply {
    background: #fff;
    padding: 10px 14px;
    border-radius: var(--xb-radius-sm);
    margin-top: 8px;
    color: var(--xb-text-2);
}
.xb-comment-form { margin-top: 14px; display: flex; flex-direction: column; gap: 10px; }
.xb-comment-form input,
.xb-comment-form textarea {
    border: 1px solid var(--xb-line);
    border-radius: var(--xb-radius-sm);
    padding: 10px 12px;
    font-family: inherit;
    width: 100%;
    box-sizing: border-box;
}
.xb-comment-form textarea { min-height: 100px; resize: vertical; }
.xb-comment-form .xb-form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.xb-comment-form button {
    align-self: flex-start;
    background: var(--xb-blue);
    color: #fff;
    border: 0;
    padding: 10px 24px;
    border-radius: var(--xb-radius-sm);
}

.xb-mod-title {
    border-left: 4px solid var(--xb-blue);
    padding-left: 8px;
    margin: 22px 0 12px;
    font-size: 17px;
    line-height: 1;
}

/* ===== 单页 ===== */
.xb-single-page {
    background: #fff;
    border-radius: var(--xb-radius);
    padding: 28px;
    box-shadow: var(--xb-shadow);
}

/* ===== 下载分类筛选 ===== */
.xb-dl-cats {
    display: flex; flex-wrap: wrap; gap: 8px;
    background: #fff;
    border-radius: var(--xb-radius);
    padding: 12px 14px;
    margin-bottom: 14px;
    box-shadow: var(--xb-shadow);
}
.xb-dl-cats a {
    padding: 6px 14px;
    border-radius: 999px;
    font-size: 13px;
    color: var(--xb-text-2);
    background: var(--xb-bg);
}
.xb-dl-cats a.is-active,
.xb-dl-cats a:hover {
    background: var(--xb-blue);
    color: #fff;
}

/* ===== 分页 ===== */
.xb-pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin: 24px 0;
}
.xb-pagination span,
.xb-pagination a {
    padding: 8px 16px;
    background: #fff;
    border-radius: var(--xb-radius-sm);
    font-size: 13px;
    box-shadow: var(--xb-shadow);
}
.xb-pagination a:hover { background: var(--xb-blue); color: #fff; }

/* ===== 空提示 ===== */
.xb-empty-tip {
    grid-column: 1 / -1;
    background: #fff;
    border-radius: var(--xb-radius);
    padding: 40px 20px;
    text-align: center;
    color: var(--xb-text-3);
    box-shadow: var(--xb-shadow);
}

/* ===== 会员中心 ===== */
.xb-member-page {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 18px;
    align-items: flex-start;
}
.xb-member-side {
    background: #fff;
    border-radius: var(--xb-radius);
    padding: 22px;
    box-shadow: var(--xb-shadow);
    text-align: center;
}
.xb-member-avatar {
    width: 76px; height: 76px;
    border-radius: 50%;
    margin: 0 auto 12px;
    background: linear-gradient(135deg, #1f6feb, #4d9bff);
    color: #fff;
    font-size: 30px; font-weight: 700;
    display: flex; align-items: center; justify-content: center;
}
.xb-member-side h2 { margin: 0 0 4px; font-size: 18px; }
.xb-member-side p { color: var(--xb-text-3); font-size: 13px; margin: 0 0 14px; }
.xb-member-side form { margin-top: 8px; }
.xb-task-list.small { text-align: left; margin-top: 14px; padding-top: 14px; border-top: 1px dashed var(--xb-line); }
.xb-task-list.small h4 { margin: 0 0 8px; font-size: 14px; color: var(--xb-text-2); }
.xb-member-main {
    background: transparent;
    min-width: 0;
}
.xb-member-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 16px;
}
.xb-member-stats > div {
    background: #fff;
    border-radius: var(--xb-radius);
    padding: 18px;
    text-align: center;
    box-shadow: var(--xb-shadow);
}
.xb-member-stats strong {
    display: block;
    font-size: 24px;
    color: var(--xb-blue);
}
.xb-member-stats span { font-size: 12px; color: var(--xb-text-3); }

.xb-member-nav {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}
.xb-member-nav a {
    background: #fff;
    border-radius: var(--xb-radius);
    padding: 18px;
    box-shadow: var(--xb-shadow);
    transition: transform .2s ease;
    border-left: 3px solid transparent;
}
.xb-member-nav a:hover { transform: translateY(-2px); border-left-color: var(--xb-blue); }
.xb-member-nav a.highlight { border-left-color: var(--xb-orange); }
.xb-member-nav b { display: block; font-size: 15px; color: var(--xb-text); margin-bottom: 4px; }
.xb-member-nav span { display: block; font-size: 12px; color: var(--xb-text-3); }

.xb-table-wrap { background: #fff; border-radius: var(--xb-radius); box-shadow: var(--xb-shadow); overflow-x: auto; }
.xb-data-table { width: 100%; border-collapse: collapse; }
.xb-data-table th, .xb-data-table td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--xb-line);
    text-align: left;
    font-size: 13px;
    white-space: nowrap;
}
.xb-data-table th { background: var(--xb-bg); color: var(--xb-text-2); font-weight: 600; }
.xb-data-table td.is-up { color: var(--xb-green); font-weight: 700; }
.xb-data-table td.is-down { color: var(--xb-red); font-weight: 700; }

/* ===== 登录 / 注册 ===== */
.xb-auth-page {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    align-items: center;
    background: #fff;
    border-radius: var(--xb-radius);
    padding: 30px;
    box-shadow: var(--xb-shadow);
}
.xb-auth-info h1 { font-size: 28px; margin: 0 0 12px; color: var(--xb-blue); }
.xb-auth-info p { color: var(--xb-text-2); }
.xb-auth-info ul { margin-top: 16px; }
.xb-auth-info li { padding: 6px 0; color: var(--xb-text-2); }
.xb-auth-card {
    background: var(--xb-bg);
    border-radius: var(--xb-radius);
    padding: 26px;
}
.xb-auth-card h2 { margin: 0 0 18px; font-size: 22px; }
.xb-auth-card label {
    display: block;
    font-size: 13px;
    color: var(--xb-text-2);
    margin-bottom: 12px;
}
.xb-auth-card input,
.xb-submit-form input,
.xb-submit-form textarea,
.xb-submit-form select {
    display: block;
    width: 100%;
    box-sizing: border-box;
    border: 1px solid var(--xb-line);
    border-radius: var(--xb-radius-sm);
    padding: 12px 14px;
    background: #fff;
    margin-top: 6px;
    font-family: inherit;
    font-size: 14px;
    outline: none;
}
.xb-auth-card input:focus,
.xb-submit-form input:focus,
.xb-submit-form textarea:focus,
.xb-submit-form select:focus { border-color: var(--xb-blue); }
.xb-auth-foot {
    margin-top: 14px;
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    color: var(--xb-text-2);
}
.xb-auth-foot a:hover { color: var(--xb-blue); }

/* 投稿表单 */
.xb-submit-form {
    background: #fff;
    border-radius: var(--xb-radius);
    padding: 24px;
    box-shadow: var(--xb-shadow);
}
.xb-submit-form label { display: block; font-size: 13px; color: var(--xb-text-2); margin-bottom: 14px; }
.xb-submit-form textarea { min-height: 200px; resize: vertical; }
.xb-form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

/* 通用按钮 */
.xb-primary-btn {
    background: var(--xb-blue);
    color: #fff;
    border: 0;
    padding: 12px 26px;
    border-radius: var(--xb-radius-sm);
    font-size: 14px;
    font-weight: 600;
}
.xb-primary-btn:hover { background: var(--xb-blue-dark); color: #fff; }
.xb-primary-btn.block,
.xb-secondary-btn.block { display: block; width: 100%; text-align: center; }
.xb-secondary-btn {
    background: #fff;
    color: var(--xb-text-2);
    border: 1px solid var(--xb-line);
    padding: 10px 22px;
    border-radius: var(--xb-radius-sm);
    font-size: 14px;
}
.xb-secondary-btn:hover { color: var(--xb-blue); border-color: var(--xb-blue); }

/* 会员套餐 */
.xb-level-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}
.xb-level-card {
    background: #fff;
    border-radius: var(--xb-radius);
    padding: 22px;
    box-shadow: var(--xb-shadow);
    border: 1px solid transparent;
}
.xb-level-card.is-current { border-color: var(--xb-blue); }
.xb-level-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}
.xb-level-head h3 { margin: 0; font-size: 20px; }
.xb-level-head span {
    color: var(--xb-blue);
    background: var(--xb-blue-soft);
    border-radius: 999px;
    padding: 2px 10px;
    font-size: 12px;
}
.xb-level-card p { color: var(--xb-text-2); min-height: 44px; }
.xb-level-price { margin: 16px 0; color: var(--xb-blue); }
.xb-level-price small { font-size: 16px; }
.xb-level-price strong { font-size: 34px; line-height: 1; }
.xb-level-price em { font-style: normal; color: var(--xb-text-3); }
.xb-level-card ul { margin: 0 0 16px; color: var(--xb-text-2); }
.xb-level-card li { padding: 5px 0; border-bottom: 1px dashed var(--xb-line); }
.xb-level-card label { display: block; color: var(--xb-text-2); font-size: 13px; margin-bottom: 14px; }
.xb-level-card select {
    width: 100%;
    border: 1px solid var(--xb-line);
    border-radius: var(--xb-radius-sm);
    padding: 10px 12px;
    margin-top: 6px;
    background: #fff;
}
.xb-level-card button:disabled { opacity: .55; cursor: not-allowed; }

/* 支付页 */
.xb-pay-page {
    display: flex;
    justify-content: center;
    padding: 40px 0;
}
.xb-pay-card {
    background: #fff;
    border-radius: var(--xb-radius);
    padding: 36px;
    box-shadow: var(--xb-shadow);
    width: 460px;
    max-width: 100%;
    text-align: center;
}
.xb-pay-card h1 { margin: 0 0 18px; font-size: 22px; }
.xb-pay-meta { display: flex; justify-content: space-between; color: var(--xb-text-2); font-size: 13px; margin-bottom: 14px; }
.xb-pay-amount {
    background: var(--xb-blue-soft);
    border-radius: var(--xb-radius);
    padding: 24px;
    margin-bottom: 20px;
}
.xb-pay-amount small { color: var(--xb-text-2); }
.xb-pay-amount strong { display: block; font-size: 36px; color: var(--xb-blue); margin-top: 6px; }
.xb-pay-error {
    color: var(--xb-red);
    background: #fff2f2;
    border-radius: var(--xb-radius-sm);
    padding: 10px 12px;
    font-size: 13px;
}
.xb-pay-tip { font-size: 12px; color: var(--xb-text-3); margin-top: 12px; }

/* ===== 站点底部 ===== */
.xb-site-footer {
    background: #1c2230;
    color: #aab2c2;
    padding-top: 40px;
}
.xb-footer-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 30px;
    padding-bottom: 24px;
    border-bottom: 1px solid #2a324a;
}
.xb-footer-col h4 { color: #fff; margin: 0 0 12px; font-size: 15px; }
.xb-footer-col p { color: #aab2c2; margin: 0; font-size: 13px; line-height: 1.7; }
.xb-footer-col li { padding: 4px 0; }
.xb-footer-col a { color: #aab2c2; font-size: 13px; }
.xb-footer-col a:hover { color: #fff; }
.xb-friend-links {
    padding: 16px 16px;
    color: #8a93a4;
    font-size: 12px;
    border-bottom: 1px solid #2a324a;
}
.xb-friend-links span { color: #aab2c2; margin-right: 8px; }
.xb-friend-links a { color: #8a93a4; margin-right: 14px; }
.xb-friend-links a:hover { color: #fff; }
.xb-footer-meta {
    display: flex; justify-content: space-between;
    padding: 16px;
    color: #6c7388;
    font-size: 12px;
}
.xb-footer-tagline {
    background: #131720;
    color: #6c7388;
    text-align: center;
    padding: 14px 16px;
    font-size: 12px;
    letter-spacing: 1px;
}

/* 返回顶部 */
.xb-go-top {
    position: fixed;
    right: 20px;
    bottom: 30px;
    width: 44px; height: 44px;
    border-radius: 50%;
    border: 0;
    background: var(--xb-blue);
    color: #fff;
    font-size: 18px;
    display: none;
    align-items: center; justify-content: center;
    box-shadow: var(--xb-shadow-strong);
    z-index: 80;
}
.xb-go-top:hover { background: var(--xb-blue-dark); }

/* =========================================================
   响应式：1100px 起开始适应
   ========================================================= */
@media (max-width: 1100px) {
    .xb-cate-grid { grid-template-columns: repeat(4, 1fr); }
    .xb-article-grid { grid-template-columns: repeat(2, 1fr); }
    .xb-download-grid,
    .xb-download-grid.full { grid-template-columns: 1fr 1fr; }
    .xb-topic-row { grid-template-columns: 1fr 1fr; }
    .xb-topic-row > .t3 { grid-column: span 2; }
    .xb-vip-grid { grid-template-columns: 1fr; }
    .xb-level-grid { grid-template-columns: 1fr 1fr; }
    .xb-member-stats { grid-template-columns: 1fr 1fr; }
    .xb-member-nav { grid-template-columns: 1fr 1fr; }
    .xb-hs-input { width: 160px; }
    .xb-header-slogan { font-size: 12px; }
}

/* 平板：堆叠侧边栏 */
@media (max-width: 880px) {
    .xb-layout-row,
    .xb-page-with-aside,
    .xb-member-page,
    .xb-auth-page {
        grid-template-columns: 1fr;
    }
    .xb-hero-grid { grid-template-columns: 1fr; }
    .xb-hero-side { grid-template-columns: 1fr 1fr; grid-template-rows: 1fr; }
    .xb-hero-main { padding: 26px 22px; }
    .xb-hero-main h1 { font-size: 24px; }
    .xb-cate-grid { grid-template-columns: repeat(3, 1fr); }
    .xb-footer-row { grid-template-columns: 1fr 1fr; }
    .xb-article-row {
        grid-template-columns: 130px 1fr;
        grid-template-rows: auto auto;
    }
    .xb-article-row .xb-row-btn { grid-column: 1 / -1; justify-self: flex-start; }
    .xb-download-detail .xb-dl-head { grid-template-columns: 1fr; text-align: center; }
    .xb-dl-cover, .xb-dl-icon.big { margin: 0 auto; }

    /* 头部 */
    .xb-header-row { height: auto; padding: 10px 0; flex-wrap: wrap; gap: 10px; align-items: center; }
    .xb-brand { flex: 0 1 auto; min-width: 0; }
    .xb-brand-logo { width: 140px !important; height: 35px !important; max-width: 140px !important; max-height: 35px !important; object-fit: contain !important; }
    .xb-nav-toggle { display: flex; flex-shrink: 0; margin-left: auto; }
    .xb-header-right { width: 100%; align-items: stretch; flex-direction: column; }
    .xb-header-search { width: 100%; min-width: 0; }
    .xb-hs-input { width: auto; min-width: 0; flex: 1 1 auto; }
    .xb-hs-select { flex: 0 0 auto; max-width: 38%; }
    .xb-hs-btn { flex: 0 0 auto; }
    .xb-header-slogan { text-align: center; font-size: 12px; }

    /* 顶栏右侧文字隐藏，避免双行 */
    .xb-topbar-right { display: none; }

    /* 导航折叠 */
    .xb-nav-row { flex-wrap: wrap; height: auto; padding: 0; }
    .xb-nav-list {
        display: none;
        flex-direction: column;
        background: #1856c0;
        width: 100%;
        order: 2;
        padding-bottom: 6px;
    }
    .xb-nav-list.is-open { display: flex; }
    .xb-nav-item { width: 100%; }
    .xb-nav-item > a { height: 44px; padding: 0 16px; border-bottom: 1px solid rgba(255,255,255,.1); }
    .xb-nav-cta { display: none; }
    .xb-nav-dropdown {
        position: static;
        background: rgba(0, 0, 0, .15);
        box-shadow: none;
        border-radius: 0;
        opacity: 1;
        visibility: hidden;
        transform: none;
        max-height: 0;
        overflow: hidden;
        padding: 0;
        transition: max-height .25s ease;
    }
    .xb-nav-item.is-open .xb-nav-dropdown { visibility: visible; max-height: 500px; padding: 4px 0; }
    .xb-nav-dropdown a { color: #d8e6ff; padding: 10px 32px; }
    .xb-nav-dropdown a:hover { background: rgba(0,0,0,.2); color: #fff; }
    .xb-primary-nav.is-stuck ~ .xb-site-main { margin-top: 50px; }
}

/* 手机 */
@media (max-width: 640px) {
    .xb-container { padding: 0 12px; }
    .xb-site-main { padding: 16px 0 40px; }
    .xb-hero-main { padding: 22px 18px; }
    .xb-hero-main h1 { font-size: 20px; }
    .xb-hero-side { grid-template-columns: 1fr; }
    .xb-cate-grid { grid-template-columns: repeat(2, 1fr); }
    .xb-article-grid { grid-template-columns: 1fr; }
    .xb-download-grid,
    .xb-download-grid.full { grid-template-columns: 1fr; }
    .xb-topic-row { grid-template-columns: 1fr; }
    .xb-topic-row > .t3 { grid-column: auto; }
    .xb-member-stats { grid-template-columns: 1fr 1fr; }
    .xb-member-nav { grid-template-columns: 1fr; }
    .xb-level-grid { grid-template-columns: 1fr; }
    .xb-footer-row { grid-template-columns: 1fr; gap: 18px; text-align: center; }
    .xb-footer-col ul { list-style: none; padding: 0; margin: 0; }
    .xb-footer-meta { flex-direction: column; gap: 6px; text-align: center; }
    .xb-friend-links a { margin-right: 10px; }
    .xb-article-row {
        grid-template-columns: 1fr;
    }
    .xb-row-cover { aspect-ratio: 16/9; max-height: 180px; }
    .xb-comment-form .xb-form-row-2 { grid-template-columns: 1fr; }
    .xb-form-row-2 { grid-template-columns: 1fr; }
    .xb-art-title { font-size: 20px; }
    .xb-article-detail { padding: 18px; }
    .xb-single-page { padding: 18px; }
    .xb-page-title { font-size: 19px; }
    .xb-art-content { font-size: 14px; }
    .xb-pay-card { padding: 24px; }
    .xb-pay-amount strong { font-size: 30px; }
    .xb-go-top { right: 12px; bottom: 12px; width: 40px; height: 40px; }
    .xb-topbar-row { height: 30px; font-size: 11px; }
    .xb-brand-name strong { font-size: 18px; }
    .xb-brand-mark { width: 38px; height: 38px; font-size: 20px; }
    .xb-brand-logo { width: 120px !important; height: 30px !important; max-width: 120px !important; max-height: 30px !important; object-fit: contain !important; }
    .xb-header-search {
        height: auto;
        border-radius: 14px;
        flex-wrap: wrap;
        padding: 6px;
        background: #fff;
        overflow: visible;
    }
    .xb-hs-select {
        width: 100%;
        max-width: none;
        height: 36px;
        border-right: 0;
        border-bottom: 1px solid var(--xb-line);
        padding: 0 8px;
    }
    .xb-hs-input {
        height: 38px;
        padding: 0 10px;
        font-size: 14px;
    }
    .xb-hs-btn {
        height: 38px;
        min-width: 62px;
        padding: 0 14px;
        border-radius: 9px;
    }
}


/* ===== 电视机效果 ===== */
.xb-tv-box {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    user-select: none;
}
.xb-tv-frame {
    position: relative;
    width: 100%;
    background-color: #2a2a2a;
    background-image: linear-gradient(145deg, #3a3a3a, #2a2a2a, #1a1a1a);
    border-radius: 14px 14px 6px 6px;
    padding: 10px 10px 6px 10px;
    box-shadow: 0 12px 40px rgba(0,0,0,.4), inset 0 1px 0 rgba(255,255,255,.08);
    box-sizing: border-box;
}
.xb-tv-frame::before {
    content: '';
    position: absolute;
    top: 4px; left: 50%;
    transform: translateX(-50%);
    width: 6px; height: 6px;
    background: rgba(255,255,255,.15);
    border-radius: 50%;
}
.xb-tv-screen {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 62.5%;
    background-color: #000;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: inset 0 0 30px rgba(0,0,0,.8);
    box-sizing: border-box;
}
.xb-tv-screen video,
.xb-tv-screen .xb-tv-black-screen {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
}
.xb-tv-screen::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(135deg, rgba(255,255,255,.04) 0%, transparent 40%, rgba(0,0,0,.2) 100%);
    pointer-events: none;
    z-index: 3;
}
.xb-tv-screen video {
    object-fit: cover;
    display: block;
}
.xb-tv-black-screen {
    background: #000;
}
.xb-tv-black-screen::before {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 3px; height: 3px;
    background: rgba(255,255,255,.03);
    border-radius: 50%;
    box-shadow: 0 0 60px 30px rgba(255,255,255,.02);
}
.xb-tv-brand {
    text-align: center;
    font-size: 9px;
    color: rgba(255,255,255,.25);
    letter-spacing: 2px;
    padding-top: 4px;
    font-weight: 600;
}
.xb-tv-overlay {
    position: absolute;
    top: 8px;
    left: 8px;
    z-index: 4;
    display: flex;
    flex-direction: column;
    gap: 4px;
    pointer-events: none;
}
.xb-tv-status {
    display: inline-block;
    background: rgba(26, 166, 116, .9);
    color: #fff;
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 600;
    width: fit-content;
    transition: background .3s ease;
}
.xb-tv-status.is-paused {
    background: rgba(229, 78, 78, .9);
}
.xb-tv-program {
    display: inline-block;
    background: rgba(0,0,0,.65);
    color: #fff;
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 4px;
    width: fit-content;
}
.xb-tv-controls {
    position: absolute;
    bottom: 8px;
    right: 8px;
    z-index: 4;
    display: flex;
    gap: 6px;
    opacity: 0;
    transition: opacity .25s ease;
}
.xb-tv-screen:hover .xb-tv-controls {
    opacity: 1;
}
.xb-tv-btn {
    width: 30px;
    height: 30px;
    border-radius: 6px;
    border: 0;
    background: rgba(0,0,0,.6);
    color: #fff;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background .2s ease;
}
.xb-tv-btn:hover {
    background: rgba(31, 111, 235, .85);
}
.xb-tv-stand {
    width: 0;
    height: 0;
    border-left: 12px solid transparent;
    border-right: 12px solid transparent;
    border-bottom: 16px solid #555;
    margin-top: -1px;
}
.xb-tv-base {
    width: 80px;
    height: 8px;
    background: #444;
    background: linear-gradient(90deg, #333, #555, #333);
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0,0,0,.3);
}
.xb-tv-box.is-fullscreen {
    background: #000;
    display: flex;
    align-items: center;
    justify-content: center;
}
.xb-tv-box.is-fullscreen .xb-tv-frame {
    width: 100vw;
    height: 100vh;
    padding: 0;
    border-radius: 0;
    background: #000;
}
.xb-tv-box.is-fullscreen .xb-tv-screen {
    width: 100%;
    height: 100%;
    padding-bottom: 0;
    border-radius: 0;
}
.xb-tv-box.is-fullscreen .xb-tv-brand,
.xb-tv-box.is-fullscreen .xb-tv-stand,
.xb-tv-box.is-fullscreen .xb-tv-base {
    display: none;
}

/* 首页/列表页标题旁电话图标 */
.xb-phone-icon-wrap {
    position: relative;
    display: inline-block;
    margin-left: 10px;
    vertical-align: middle;
}
.xb-phone-icon-btn {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: 0;
    background: linear-gradient(135deg, var(--xb-green), #2dd36f);
    color: #fff;
    font-size: 16px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 3px 10px rgba(26, 166, 116, .35);
    transition: transform .2s ease, box-shadow .2s ease;
}
.xb-phone-icon-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 5px 15px rgba(26, 166, 116, .5);
}
.xb-phone-popup {
    position: absolute;
    top: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%) scale(0.9);
    background: #fff;
    border-radius: var(--xb-radius-sm);
    box-shadow: 0 8px 30px rgba(0,0,0,.15);
    padding: 14px 18px;
    white-space: nowrap;
    z-index: 50;
    opacity: 0;
    visibility: hidden;
    transition: all .2s ease;
    border: 1px solid var(--xb-line);
}
.xb-phone-popup.is-show {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) scale(1);
}
.xb-phone-popup-inner {
    display: flex;
    align-items: center;
    gap: 12px;
}
.xb-phone-popup a {
    color: var(--xb-blue);
    font-weight: 600;
    font-size: 16px;
}
.xb-phone-popup-close {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    border: 0;
    background: var(--xb-line);
    color: var(--xb-text-2);
    font-size: 14px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    flex-shrink: 0;
}
.xb-phone-popup-close:hover {
    background: var(--xb-red);
    color: #fff;
}

/* 文章页电话条 */
.xb-art-phone-bar {
    margin: 18px 0;
}
.xb-art-phone-btn {
    width: 100%;
    border: 0;
    background: linear-gradient(90deg, #fff5eb, #ffe8d6);
    border: 1px dashed var(--xb-orange);
    border-radius: var(--xb-radius-sm);
    padding: 14px 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all .2s ease;
}
.xb-art-phone-btn:hover {
    background: linear-gradient(90deg, #ffe8d6, #ffd4b3);
    border-style: solid;
}
.xb-art-phone-btn.is-querying {
    cursor: wait;
    opacity: .8;
}
.xb-art-phone-icon {
    font-size: 20px;
}
.xb-art-phone-text {
    font-size: 15px;
    color: var(--xb-orange);
    font-weight: 600;
}
.xb-art-phone-result {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    background: linear-gradient(90deg, #e8fbe9, #d4f5d6);
    border: 1px solid var(--xb-green);
    border-radius: var(--xb-radius-sm);
    padding: 14px 20px;
}
.xb-art-phone-result span {
    font-size: 14px;
    color: var(--xb-text);
}
.xb-art-phone-result a {
    color: var(--xb-green);
    font-weight: 700;
    font-size: 18px;
}
.xb-art-phone-close {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 0;
    background: rgba(0,0,0,.08);
    color: var(--xb-text-2);
    font-size: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    flex-shrink: 0;
}
.xb-art-phone-close:hover {
    background: var(--xb-red);
    color: #fff;
}

/* 文章项电话图标（卡片/列表/热门） */
.xb-item-phone-wrap {
    position: relative;
    display: inline-block;
    vertical-align: middle;
}
.xb-item-phone-btn {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    border: 0;
    background: linear-gradient(135deg, var(--xb-green), #2dd36f);
    color: #fff;
    font-size: 12px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 6px rgba(26, 166, 116, .3);
    transition: transform .2s ease, box-shadow .2s ease;
    flex-shrink: 0;
}
.xb-item-phone-btn:hover {
    transform: scale(1.15);
    box-shadow: 0 3px 10px rgba(26, 166, 116, .5);
}
.xb-item-phone-popup {
    position: absolute;
    top: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%) scale(0.9);
    background: #fff;
    border-radius: var(--xb-radius-sm);
    box-shadow: 0 8px 30px rgba(0,0,0,.15);
    padding: 10px 14px;
    white-space: nowrap;
    z-index: 50;
    opacity: 0;
    visibility: hidden;
    transition: all .2s ease;
    border: 1px solid var(--xb-line);
}
.xb-item-phone-popup.is-show {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) scale(1);
}
.xb-item-phone-inner {
    display: flex;
    align-items: center;
    gap: 10px;
}
.xb-item-phone-text {
    font-size: 13px;
    color: var(--xb-text);
}
.xb-item-phone-inner a {
    color: var(--xb-blue);
    font-weight: 600;
    font-size: 15px;
}
.xb-item-phone-close {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 0;
    background: var(--xb-line);
    color: var(--xb-text-2);
    font-size: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    flex-shrink: 0;
}
.xb-item-phone-close:hover {
    background: var(--xb-red);
    color: #fff;
}
/* 卡片内电话图标 */
.xb-art-body .xb-item-phone-wrap {
    margin: 4px 0 2px;
}
/* 紧凑列表内电话图标 */
.xb-compact-list .xb-item-phone-wrap {
    margin: 0 4px;
}
.xb-compact-list .xb-item-phone-btn {
    width: 22px;
    height: 22px;
    font-size: 10px;
}
/* 热门列表内电话图标 */
.xb-hot-list .xb-item-phone-wrap {
    margin: 0 4px;
}
.xb-hot-list .xb-item-phone-btn {
    width: 20px;
    height: 20px;
    font-size: 9px;
}
/* 文章列表行内电话图标 */
.xb-article-row .xb-item-phone-wrap {
    margin: 4px 0;
}

/* KWCMS 通用自适应增强补丁 */
*,*::before,*::after{box-sizing:border-box}
img,video{max-width:100%;height:auto}
table{max-width:100%}
@media (max-width: 1024px){
  .container,.content-max-width,.xb-container{width:min(100% - 24px, 960px)!important}
  .xb-header-row{gap:14px}
  .xb-hs-input{width:140px}
  .nav-wrap,.xb-nav-row{overflow-x:auto;-webkit-overflow-scrolling:touch}
}
@media (max-width: 768px){
  body{min-width:0!important}
  .hide{display:none!important}
  .top-nav,.nav,.xb-nav-list{display:none}
  .top-nav.open,.nav.open,.xb-nav-list.open{display:flex!important;flex-direction:column;width:100%}
  .header-container,.header .row,.topbar .row{flex-direction:column;align-items:stretch!important}
  .search-full-box,.xb-header-search{width:100%!important}
  .search-full-box{grid-template-columns:96px 1fr 76px!important}
  .foot-grid,.split,.xb-grid,.x6d-grid{grid-template-columns:1fr!important}
  .footer-container,.footer .container{padding-left:14px!important;padding-right:14px!important}
  .kw-form{grid-template-columns:1fr!important}
}
@media (max-width: 520px){
  .search-full-box,.xb-header-search{display:flex!important;flex-direction:column!important}
  .search-select,.xb-hs-select,.search-input,.xb-hs-input,.search-btn,.xb-hs-btn{width:100%!important}
  .btn,.x6d-nav-cta,.head-actions .btn{min-height:38px}
}

/* 招商电话条 · 紧凑变体（首页卡片 / 文章列表行） */
.xb-art-phone-bar-sm { margin: 10px 0; }
.xb-art-phone-bar-sm .xb-art-phone-btn { padding: 8px 12px; gap: 6px; }
.xb-art-phone-bar-sm .xb-art-phone-icon { font-size: 14px; }
.xb-art-phone-bar-sm .xb-art-phone-text { font-size: 12px; }
.xb-art-phone-bar-sm .xb-art-phone-result { padding: 8px 12px; gap: 8px; }
.xb-art-phone-bar-sm .xb-art-phone-result span { font-size: 12px; }
.xb-art-phone-bar-sm .xb-art-phone-result a { font-size: 14px; }
.xb-art-phone-bar-sm .xb-art-phone-close { width: 22px; height: 22px; font-size: 13px; }

/* 招商电话条 · 极简变体（最新发布 / 热门列表，单行内嵌） */
.xb-art-phone-bar-xs {
    display: inline-flex;
    align-items: center;
    margin: 0 6px;
    vertical-align: middle;
}
.xb-art-phone-bar-xs .xb-art-phone-btn {
    padding: 2px 8px;
    border-radius: 999px;
    border-width: 1px;
    line-height: 1;
}
.xb-art-phone-bar-xs .xb-art-phone-icon { font-size: 12px; }
.xb-art-phone-bar-xs .xb-art-phone-text { font-size: 12px; }
.xb-art-phone-bar-xs .xb-art-phone-result {
    padding: 2px 8px;
    border-radius: 999px;
    gap: 6px;
}
.xb-art-phone-bar-xs .xb-art-phone-result span { font-size: 12px; }
.xb-art-phone-bar-xs .xb-art-phone-result a { font-size: 13px; }
.xb-art-phone-bar-xs .xb-art-phone-close { width: 18px; height: 18px; font-size: 12px; }

/* 文本编辑器 HTML 切换按钮高亮 */
.kw-btn.is-active { background: var(--xb-blue, #1f6feb); color: #fff; }